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Semaglutide acetate

Alias: Semaglutide acetate; Semaglutide (acetate); Semaglutide Acetate; Semalgutide Acetate; BS181345
Cat No.:V27892 Purity: ≥98%
Semaglutide acetate (NNC-0113-0217; NNC0113-0217), the acetic acid salt form of semaglutide (Ozempic), is a human glucagon-like peptide-1 (GLP-1) receptor agonist with longer duration of antidiabeticaction.
Semaglutide acetate
Semaglutide acetate Chemical Structure CAS No.: 1997361-85-9
Product category: GCGR
This product is for research use only, not for human use. We do not sell to patients.
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Other Forms of Semaglutide acetate:

  • Semaglutide
Official Supplier of:
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Product Description

Semaglutide acetate (NNC-0113-0217; NNC0113-0217), the acetic acid salt form of semaglutide (Ozempic), is a human glucagon-like peptide-1 (GLP-1) receptor agonist with longer duration of antidiabetic action. In order to enhance glycemic control in adults with type 2 diabetes mellitus, the FDA approved semaglutide in December 2017.

Biological Activity I Assay Protocols (From Reference)
Targets
GLP-1 receptor
ln Vitro
Semaglutide is derivatized at lysine 26 and differs from human GLP-1 in two amino acid substitutions (Aib8, Arg34). Semaglutide has an affinity for GLP-1R of 0.38±0.06 nM[1]. With a 94% sequence homology to human GLP-1, semaglutide is an analogue of GLP-1[3].
ln Vivo
Semaglutide has an MRT of 63.6 hours after s.c. dosing to mini-pigs and a plasma half-life of 46 hours in mini-pigs after intravenous administration[1]. Motor impairments caused by 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP) are ameliorated by semaglutide. Semaglutide also protects dopaminergic neurons in the substantia nigra and striatum by rescuing the decrease in tyrosine hydroxylase (TH) levels, reducing lipid peroxidation, alleviating inflammation, inhibiting the apoptosis pathway, and increasing the expression of autophagy-related proteins. Furthermore, semaglutide, the long-acting GLP-1 analogue, outperforms NN-2211 in the majority of parameters[2].
Enzyme Assay
HEK293‐SNAP‐GLP‐1R cells were labelled in suspension with SNAP‐Lumi4‐Tb (40 nM, Cisbio, Codelet, France) for 1 hour at room temperature in complete medium. After washing and resuspension in hanks' balanced salt solution containing 0.1% bovine serum albumin and metabolic inhibitors (20 mmol/L 2‐deoxygucose and 10 mmol/L NaN3) to prevent GLP‐1R internalization, binding experiments were performed by time‐resolved förster resonance energy transfer (FRET) using exendin (9‐39) with fluorescein isothiocyanate (FITC) installed at position K12 as previously described. [4]
Cell Assay
Semaglutide activates the GLP-1 receptor in pancreatic beta cells leading to glucose-dependent insulin release. It also decreases glucagon secretion, slows gastric emptying, and promotes satiety.
Animal Protocol
Mice: Male C57BL/6 mice 10 weeks old (20-25 g) are used throughout the study. Six groups of mice are randomly assigned (n = 12 per group). The treatments were as follows: (i) saline alone was given to the control group; (ii) NN-2211 group received saline and NN-2211 (25 nmol/kg ip. once daily for 7 days); (iii) Semaglutide group received saline and Semaglutide (25 nmol/kg ip. once daily for 7 days); (iv) MPTP group received MPTP alone (once daily 20 mg/kg ip. for 7 days); (v) MPTP (once daily 20 mg/kg ip. for 7 days) was immediately followed by NN-2211 treated group (25 nmol/kg ip. once daily for 7 days). (vi) MPTP (20 mg/kg i.p. once daily for 7 days), which was immediately followed by the group treated with semaglutide (25 nmol/kg i.p. once daily for 7 days). Measure behavioral changes, neuronal damage, inflammatory markers, and other biomarkers at the conclusion of drug treatments[2].
ADME/Pharmacokinetics
Absorption: In a clinical trial, semaglutide's Cmax was 10.9 nmol/L, AUC was 3123.4 nmol·h/L, and Tmax was 56 h, achieved within 1-3 days. Absolute bioavailability was 89%. Steady-state concentrations of oral tablets were reached within 4-5 weeks. The mean steady-state concentration of semaglutide refers to the mean steady-state concentration after administration of a dose from 0.5 mg to 1 mg, ranging from 16 nmol/L to 30 nmol/L. Elimination pathway: The drug is primarily cleared by the kidneys and can be excreted in urine and feces. The primary elimination route is urine, accounting for approximately 53% of the ingested radiolabeled dose, followed by feces, accounting for approximately 18.6%. A small amount (3.2%) is excreted via exhalation. Hepatic impairment does not appear to affect the drug's clearance, and no dose adjustment is required for patients with impaired hepatic function. Volume of distribution: Semaglutide has a volume of distribution of 8 to 9.4 liters. It crosses the rat placenta.
Clearance: According to a clinical study, the clearance of semaglutide is 0.039 L/h. The FDA label indicates that the clearance of semaglutide in patients with type 2 diabetes is approximately 0.05 L/h.
Metabolism/Metabolites: Semaglutide is cleaved at the peptide backbone, followed by β-oxidation of the fatty acid chain. Naturally occurring GLP-1 is rapidly metabolized by dipeptidyl peptidase-4 (DPP-4) and other enzymes widely present in human tissues. Chemical modifications make semaglutide less susceptible to degradation by gastrointestinal DPP-4 enzymes. It is metabolized slowly and extensively, with approximately 83% of the administered dose remaining in plasma as the parent drug. Neuroendopeptidase (NEP) is another enzyme that metabolizes this drug. DPP-4 inactivates semaglutide by cleaving the N-terminal fragment, while NEP hydrolyzes peptide bonds. Six distinct semaglutide metabolites have been identified in human plasma. The major metabolite, P3, accounts for approximately 7.7% of the ingested dose.
Biological Half-Life: One of the main characteristics of semaglutide is its long half-life of 168 hours. This long half-life is attributed to its binding to albumin. This reduces renal clearance and protects semaglutide from metabolic degradation.
Toxicity/Toxicokinetics
Hepatotoxicity
In large clinical trials, the incidence of elevated serum enzymes was not higher in the semaglutide treatment group compared to placebo or control drugs, and no clinically significant cases of liver injury were reported. In fact, semaglutide and other GLP-1 analogues often improve serum transaminase levels (and hepatic steatosis), making it a potential treatment for non-alcoholic fatty liver disease. Since its market launch, no case reports of hepatotoxicity caused by semaglutide have been published, and liver injury is not listed as an adverse event in the product information leaflet. Therefore, if liver injury caused by semaglutide occurs, it must be extremely rare.
Probability score: E (unlikely to cause clinically significant liver injury).
Pregnancy and Lactation Effects
◉ Overview of Use During Lactation
There is currently no information on the clinical use of semaglutide during lactation. Because semaglutide is a peptide molecule with a molecular weight of 4113 Daltons and a protein binding rate of over 99%, its content in breast milk is likely to be very low. The likelihood of infants absorbing this drug is also very low, as it is likely to be destroyed in the infant's gastrointestinal tract. Until more data is available, breastfeeding women should use semaglutide with caution, especially when breastfeeding newborns or premature infants.
◉ Effects on breastfed infants
No published information found as of the revision date.
◉ Effects on lactation and breast milk
No published information found as of the revision date.
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◈ What is semaglutide?
Semaglutide is a medication used to improve glycemic control in adults with type 2 diabetes. It is available in both injectable (administered by injection) and tablet (oral) forms. The injectable form is marketed as Ozempic®, and the tablet form as Rybelsus®. Semaglutide is also available by injection for the treatment of obesity. Semaglutide for weight management is marketed as Wegovy®. Weight loss is not recommended during pregnancy. Please discuss the use of Wegovy® and the best treatment option for you with your healthcare provider. Always consult with your healthcare provider before changing your medication regimen. Your healthcare provider can discuss with you the benefits of treating your condition and the risks of not treating it during pregnancy. Obesity and high/poorly controlled blood sugar can increase the difficulty of conception and the risk of miscarriage, birth defects, or other pregnancy complications. Information sheets about diabetes (https://mothertobaby.org/fact-sheets/type-1-and-type-2-diabetes/) and obesity (https://mothertobaby.org/fact-sheets/obesity-pregnancy/) are available on the MotherToBaby website.
◈ I am currently taking semaglutide, but I want to stop taking it before I get pregnant. How long will this drug stay in my body?
Everyone's drug metabolism rate is different. For healthy adults, it takes an average of about 6 weeks for most semaglutide to be eliminated from the body. The product information leaflets for Ozempic®, Wegovy®, and Rybelsus® recommend that people planning to become pregnant stop taking this medication 2 months before conception.
◈ I am currently taking semaglutide. Will taking semaglutide affect pregnancy?
It is currently unclear whether semaglutide affects pregnancy.
◈ Does taking semaglutide increase the risk of miscarriage?
Miscarriage is common and can occur in any pregnancy for a variety of reasons. There are currently no human studies confirming that semaglutide increases the risk of miscarriage. Animal studies have reported that taking semaglutide increases the risk of miscarriage. It is currently unclear whether this finding is due to the drug itself or weight loss. Because there are many causes of miscarriage, it is difficult to determine whether it is caused by medication, illness, or other factors.
◈ Does taking semagraft increase the risk of birth defects?
There is a 3-5% risk of birth defects in every pregnancy. This is called background risk. Currently, no studies have confirmed whether semagraft increases the risk of birth defects in human fetuses. One case report showed a patient who took semagraft and became pregnant, continuing to take it for the first 3-4 weeks of pregnancy, and ultimately delivered successfully without any birth defects. In animal studies conducted by the manufacturer, an increased risk of certain birth defects has been observed. However, this only occurred when semagraft was administered at maternally toxic doses. Furthermore, it is currently unclear whether the reported birth defects are caused by the drug itself or other factors in the studies (such as weight loss). Because high blood sugar/poor blood sugar control increases the risk of birth defects and other pregnancy complications, it is crucial to weigh the benefits of using semagraft against the risks of not treating high blood sugar. Please discuss the best course of action for treating your condition during pregnancy with your healthcare provider.
◈ Does taking semaglutide during pregnancy increase the risk of other pregnancy-related problems?
Currently, there are no human studies to determine whether semaglutide increases the risk of pregnancy-related problems such as premature birth (delivery before 37 weeks of gestation) or low birth weight (birth weight less than 5 pounds 8 ounces [2500 grams]). Animal studies report that when parent animals received higher doses than humans, their offspring were smaller than normal. It is unclear whether this is due to the drug, weight loss, or because the study animals were healthy enough to remain healthy without taking semaglutide.
◈ Will taking semaglutide during pregnancy affect a child's future behavior or learning abilities?
Currently, there are no studies exploring whether semaglutide causes behavioral or learning problems in children.
◈ Breastfeeding while taking semaglutide:
Currently, there is no information regarding the relationship between semaglutide and breast milk. Based on one animal study, it is expected that a small amount of semaglutide will enter breast milk. Your healthcare provider can discuss the use of semaglutide and the best treatment option for you. Please consult your healthcare professional about all breastfeeding-related questions. The Rybelsus® product label advises that women who are breastfeeding should not use the tablet form of this medication if they are nursing an infant. This is because there is a theoretical concern that using the tablet form of this medication may result in higher drug concentrations in the nursing infant. However, the benefits of using semaglutide likely outweigh the potential risks. Your healthcare provider can discuss with you the use of other dosage forms of semaglutide (tablets or injections) and which treatment option is best for you.
◈ Will men taking semaglutide affect fertility or increase the risk of birth defects?
No human studies have been conducted to determine whether semaglutide affects male fertility (the ability to impregnate a partner) or increases the risk of birth defects (above background risk). One animal study used the same semaglutide dosage as in humans and showed no observed changes in male fertility. Generally, exposure to semaglutide by the father or sperm donor is unlikely to increase the risk of pregnancy. For more information, please refer to the "Paternal Exposure" information sheet on the MotherToBaby website: https://mothertobaby.org/fact-sheets/paternal-exposures-pregnancy/.


Protein Binding
Semaglutide binds to plasma albumin with high affinity, ensuring high drug stability. Its binding rate to albumin exceeds 99%.

References
[1]. Semaglutide and Cardiovascular Outcomes in Patients with Type 2 Diabetes. N Engl J Med. 2016 Nov 10;375(19):1834-1844.

[2]. Neuroprotective effects of the novel GLP-1 long acting analogue semaglutide in the MPTP Parkinson's disease mouse model. Neuropeptides. 2018 Oct;71:70-80.

[3]. Semaglutide: First Global Approval. Drugs. 2018 Feb;78(2):275-284.
[4]. In vivo and in vitro characterization of GL0034, a novel long‐acting glucagon‐like peptide‐1 receptor agonist. Diabetes Obes Metab. 2022 Nov; 24(11): 2090–2101.

[5]. Eur J Pharm Sci. 2017 Jun 15:104:31-41

Additional Infomation
Novo Nordisk has developed a subcutaneous formulation of semaglutide (Ozempic®), a modified human glucagon-like peptide-1 (GLP-1) analog for the treatment of type 2 diabetes. Developed using Novo Nordisk's proprietary protein acylation technology, the drug is administered via an injection device. Semaglutide lowers blood sugar by stimulating insulin release, while also promoting weight loss. The once-weekly subcutaneous injection of semaglutide was recently approved in the United States, Puerto Rico, and Canada, and has received a positive opinion in the European Union for the treatment of type 2 diabetes. The drug will be marketed as a pre-filled Ozempic® Pen. Semaglutide is also currently under regulatory review in Japan and Switzerland for the treatment of type 2 diabetes. Clinical development for obesity, non-alcoholic steatohepatitis (NAHH), and non-alcoholic fatty liver disease (NAFLD) is underway globally. This article summarizes the key milestones in the development of semaglutide, culminating in its first approval for the treatment of type 2 diabetes. [3]
In patients with type 2 diabetes at high cardiovascular risk, the incidence of cardiovascular death, nonfatal myocardial infarction, or nonfatal stroke was significantly lower in patients treated with semaglutide than in patients treated with placebo, confirming the non-inferiority of semaglutide. [2]
Semaglutide is a polypeptide composed of 31 amino acids linked by peptide bonds. It is an agonist of glucagon-like peptide-1 receptor (GLP-1 AR) and is used to treat type 2 diabetes. It has multiple effects, including hypoglycemic, glucagon-like peptide-1 receptor agonist, anti-obesity, neuroprotective, and appetite-suppressing effects. It is a polypeptide and lipopeptide.
Semaglutide is a glucagon-like peptide-1 (GLP-1) analog used to treat type 2 diabetes and requires lifestyle modifications, such as dietary restrictions and increased physical activity. Other members of this class of drugs include exenatide and liraglutide. Semaglutide, developed by Novo Nordisk, was approved by the U.S. Food and Drug Administration (FDA) for subcutaneous injection in December 2017. Tablets were approved for oral administration in September 2019. Semaglutide works by binding to and activating the GLP-1 receptor, thereby stimulating insulin secretion and lowering blood sugar. Subcutaneous injection is administered once weekly, and tablets once daily. Semaglutide has a competitive advantage compared to other diabetes treatments that may require multiple daily doses. Clinical trials have shown that the drug reduces glycated hemoglobin (HbA1c) levels and promotes weight loss in patients with type 2 diabetes. In June 2021, the FDA approved semaglutide for the treatment of chronic weight management in obese or overweight adults with at least one weight-related disease, the first drug approved for this purpose since 2014. Health Canada and the European Medicines Agency (EMA) have also approved semaglutide for weight management. On May 31, 2023, the FDA issued a warning regarding the use of semaglutide after receiving an adverse event report. The safety and efficacy of salt forms of semaglutide, including semaglutide sodium and semaglutide acetate, have not been established.
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Semaglutide is a GLP-1 receptor agonist. The mechanism of action of semaglutide is as a glucagon-like peptide-1 (GLP-1) receptor agonist.

Smegglutide is a recombinant DNA-produced polypeptide, an analogue of human glucagon-like peptide-1 (GLP-1), used in combination with diet and exercise to treat type 2 diabetes, either alone or in combination with other antidiabetic drugs. There are currently no reports of hepatotoxicity associated with smegglutide treatment. Smegglutide is a glucagon-like peptide-1 (GLP-1) receptor agonist with 94% homology to human GLP-1 (7-37), and has hypoglycemic and appetite-regulating effects. After administration, smegglutide binds to and activates the GLP-1 receptor. In pancreatic β-cells, this increases glucose-dependent insulin release. Smegglutide reduces elevated glucagon secretion by inhibiting pancreatic α-cells and delays gastric emptying. These effects collectively lower postprandial blood glucose levels. In the brain, smegglutide binds to and activates the GLP-1 receptor, thereby suppressing appetite, reducing calorie intake, and decreasing weight. GLP-1 is normally secreted by L cells in the gastrointestinal mucosa after meals to normalize blood glucose levels. It also plays an important role in regulating appetite and calorie intake. Smegglutide is indicated for improving glycemic control in adults with type 2 diabetes and as an adjunct to diet and exercise. However, smegglutide is not a first-line treatment for diabetic patients whose blood glucose cannot be controlled by diet and exercise. Furthermore, it has not been studied in patients with pancreatitis. Smegglutide is not indicated for patients with type 1 diabetes or for the treatment of diabetic ketoacidosis. Smegglutide is indicated for long-term weight management in obese or overweight adults with at least one weight-related condition (e.g., hypertension, type 2 diabetes, or high cholesterol), requiring a low-calorie diet and increased physical activity. Smegglutide is also indicated for long-term weight management in children aged 12 years and older with an initial BMI at or above the 95th percentile for their age and sex. Smegglutide can reduce glycated hemoglobin (HbA1c), systolic blood pressure, and body weight. After 12 weeks of treatment, semaglutide lowers fasting and postprandial blood glucose by increasing insulin secretion and decreasing glucagon secretion (glucagon secretion is typically associated with elevated blood glucose). Semaglutide also lowers fasting triglycerides and very low-density lipoprotein cholesterol (VLDL-C), thus having a beneficial effect on cardiovascular health. Studies have shown that semaglutide can induce medullary thyroid carcinoma in rodents. Although its clinical significance in humans is unclear, the FDA recommends that patients with a personal or family history of medullary thyroid carcinoma should not use this drug. Semaglutide also carries the risk of pancreatitis and dehydration. Patients must maintain adequate hydration while taking semaglutide, and if abdominal pain radiating to the back occurs, immediate medical attention is recommended. Because this drug delays gastric emptying, the efficacy or adverse reactions of other oral medications must be monitored.
Mechanism of Action:
Glucose Control Mechanism GLP-1 is a physiological hormone that promotes glycemic control through multiple mechanisms, including promoting insulin secretion, delaying gastric emptying, and reducing postprandial glucagon secretion. Glucose homeostasis depends on hormones such as insulin and amylin, which are secreted by pancreatic β-cells. Semaglutide has 94% similarity to human GLP-1. Analogs of this hormone, such as semaglutide, stimulate insulin synthesis by stimulating pancreatic islet cells and reducing glucagon secretion. They selectively bind directly to GLP-1 receptors, producing a variety of beneficial downstream effects, lowering blood glucose in a glucose-dependent manner. Mechanisms of Cardiovascular Benefits and Weight Loss In hypercholesterolemia, semaglutide is thought to slow the progression of atherosclerosis by reducing intestinal permeability and inflammation. Weight loss is thought to be due to decreased appetite and food cravings after semaglutide administration. Hepatotoxicity: In large clinical trials, the incidence of elevated serum enzymes was not higher in the semaglutide treatment group than in the placebo or control groups, and no clinically manifested cases of liver injury were reported. In fact, treatment with semaglutide and other GLP-1 analogs often improves serum transaminase levels (and hepatic steatosis), making it a potential treatment for non-alcoholic fatty liver disease. Since its market launch, there have been no reported cases of hepatotoxicity caused by semaglutide, and liver injury is not listed as an adverse reaction in the product information leaflet. Therefore, even if liver injury caused by semaglutide occurs, it must be extremely rare.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C189H295N45O61
Molecular Weight
4173.693
Exact Mass
4173.14
Elemental Analysis
C, 52.58; H, 7.62; N, 19.51; O, 20.29
CAS #
1997361-85-9
Related CAS #
910463-68-2 (Semaglutide free base); 2924330-56-1 (sodium)
PubChem CID
162393099
Sequence
H-His-Aib-Glu-Gly-Thr-Phe-Thr-Ser-Asp-Val-Ser-Ser-Tyr-Leu-Glu-Gly-Gln-Ala-Ala-Lys-Glu-Phe-Ile-Ala-Trp-Leu-Val-Arg-Gly-Arg-Gly-OH
SequenceShortening
HXEGTFTSDV SSYLEGQAAK EFIAWLVRGR G
Appearance
White to off-white solid powder
LogP
-5.8
Hydrogen Bond Donor Count
58
Hydrogen Bond Acceptor Count
65
Rotatable Bond Count
151
Heavy Atom Count
295
Complexity
9620
Defined Atom Stereocenter Count
30
SMILES
CC[C@H](C)[C@@H](C(=O)N[C@@H](C)C(=O)N[C@@H](CC1=CNC2=CC=CC=C21)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](CCCNC(=N)N)C(=O)NCC(=O)N[C@@H](CCCNC(=N)N)C(=O)NCC(=O)O)NC(=O)[C@H](CC3=CC=CC=C3)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](CCCCNC(=O)COCCOCCNC(=O)COCCOCCNC(=O)CC[C@@H](C(=O)O)NC(=O)CCCCCCCCCCCCCCCCC(=O)O)NC(=O)[C@H](C)NC(=O)[C@H](C)NC(=O)[C@H](CCC(=O)N)NC(=O)CNC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CC4=CC=C(C=C4)O)NC(=O)[C@H](CO)NC(=O)[C@H](CO)NC(=O)[C@H](C(C)C)NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](CO)NC(=O)[C@H]([C@@H](C)O)NC(=O)[C@H](CC5=CC=CC=C5)NC(=O)[C@H]([C@@H](C)O)NC(=O)CNC(=O)[C@H](CCC(=O)O)NC(=O)C(C)(C)NC(=O)[C@H](CC6=CNC=N6)N.CC(=O)O
InChi Key
CQZWIAQBGGIDHL-GENFIEAASA-N
InChi Code
InChI=1S/C187H291N45O59.C2H4O2/c1-18-105(10)154(180(282)208-108(13)159(261)216-133(86-114-89-200-119-50-40-39-49-117(114)119)170(272)218-129(82-102(4)5)171(273)228-152(103(6)7)178(280)215-121(53-44-72-199-186(192)193)162(264)201-91-141(242)209-120(52-43-71-198-185(190)191)161(263)204-94-151(257)258)230-172(274)131(83-111-45-33-31-34-46-111)219-167(269)126(64-69-149(253)254)214-166(268)122(51-41-42-70-195-144(245)98-290-79-78-289-76-74-197-145(246)99-291-80-77-288-75-73-196-139(240)66-61-127(183(285)286)211-140(241)54-37-29-27-25-23-21-19-20-22-24-26-28-30-38-55-146(247)248)212-158(260)107(12)206-157(259)106(11)207-165(267)125(60-65-138(189)239)210-142(243)92-202-163(265)123(62-67-147(249)250)213-168(270)128(81-101(2)3)217-169(271)130(85-113-56-58-116(238)59-57-113)220-175(277)135(95-233)223-177(279)137(97-235)224-179(281)153(104(8)9)229-174(276)134(88-150(255)256)221-176(278)136(96-234)225-182(284)156(110(15)237)231-173(275)132(84-112-47-35-32-36-48-112)222-181(283)155(109(14)236)227-143(244)93-203-164(266)124(63-68-148(251)252)226-184(287)187(16,17)232-160(262)118(188)87-115-90-194-100-205-115;1-2(3)4/h31-36,39-40,45-50,56-59,89-90,100-110,118,120-137,152-156,200,233-238H,18-30,37-38,41-44,51-55,60-88,91-99,188H2,1-17H3,(H2,189,239)(H,194,205)(H,195,245)(H,196,240)(H,197,246)(H,201,264)(H,202,265)(H,203,266)(H,204,263)(H,206,259)(H,207,267)(H,208,282)(H,209,242)(H,210,243)(H,211,241)(H,212,260)(H,213,270)(H,214,268)(H,215,280)(H,216,261)(H,217,271)(H,218,272)(H,219,269)(H,220,277)(H,221,278)(H,222,283)(H,223,279)(H,224,281)(H,225,284)(H,226,287)(H,227,244)(H,228,273)(H,229,276)(H,230,274)(H,231,275)(H,232,262)(H,247,248)(H,249,250)(H,251,252)(H,253,254)(H,255,256)(H,257,258)(H,285,286)(H4,190,191,198)(H4,192,193,199);1H3,(H,3,4)/t105-,106-,107-,108-,109+,110+,118-,120-,121-,122-,123-,124-,125-,126-,127-,128-,129-,130-,131-,132-,133-,134-,135-,136-,137-,152-,153-,154-,155-,156-;/m0./s1
Chemical Name
acetic acid;18-[[(1S)-4-[2-[2-[2-[2-[2-[2-[[(5S)-5-[[(2S)-2-[[(2S)-2-[[(2S)-5-amino-2-[[2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[[(2S,3R)-2-[[2-[[(2S)-2-[[2-[[(2S)-2-amino-3-(1H-imidazol-4-yl)propanoyl]amino]-2-methylpropanoyl]amino]-4-carboxybutanoyl]amino]acetyl]amino]-3-hydroxybutanoyl]amino]-3-phenylpropanoyl]amino]-3-hydroxybutanoyl]amino]-3-hydroxypropanoyl]amino]-3-carboxypropanoyl]amino]-3-methylbutanoyl]amino]-3-hydroxypropanoyl]amino]-3-hydroxypropanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]-4-methylpentanoyl]amino]-4-carboxybutanoyl]amino]acetyl]amino]-5-oxopentanoyl]amino]propanoyl]amino]propanoyl]amino]-6-[[(2S)-1-[[(2S)-1-[[(2S,3S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-5-carbamimidamido-1-[[2-[[(2S)-5-carbamimidamido-1-(carboxymethylamino)-1-oxopentan-2-yl]amino]-2-oxoethyl]amino]-1-oxopentan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]amino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]amino]-1-oxopropan-2-yl]amino]-3-methyl-1-oxopentan-2-yl]amino]-1-oxo-3-phenylpropan-2-yl]amino]-4-carboxy-1-oxobutan-2-yl]amino]-6-oxohexyl]amino]-2-oxoethoxy]ethoxy]ethylamino]-2-oxoethoxy]ethoxy]ethylamino]-1-carboxy-4-oxobutyl]amino]-18-oxooctadecanoic acid
Synonyms
Semaglutide acetate; Semaglutide (acetate); Semaglutide Acetate; Semalgutide Acetate; BS181345
HS Tariff Code
2934.99.9001
Storage

Powder      -20°C    3 years

                     4°C     2 years

In solvent   -80°C    6 months

                  -20°C    1 month

Shipping Condition
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
Solubility Data
Solubility (In Vitro)
DMSO: >50 mg/mL
Water: >50 mg/mL
Solubility (In Vivo)

Note: Please refer to the "Guidelines for Dissolving Peptides" section in the 4th page of the "Instructions for use" file (upper-right section of this webpage) for how to dissolve peptides.
Note: Listed below are some common formulations that may be used to formulate products with low water solubility (e.g. < 1 mg/mL), you may test these formulations using a minute amount of products to avoid loss of samples.

Injection Formulations
(e.g. IP/IV/IM/SC)
Injection Formulation 1: DMSO : Tween 80: Saline = 10 : 5 : 85 (i.e. 100 μL DMSO stock solution 50 μL Tween 80 850 μL Saline)
*Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH ₂ O to obtain a clear solution.
Injection Formulation 2: DMSO : PEG300Tween 80 : Saline = 10 : 40 : 5 : 45 (i.e. 100 μL DMSO 400 μLPEG300 50 μL Tween 80 450 μL Saline)
Injection Formulation 3: DMSO : Corn oil = 10 : 90 (i.e. 100 μL DMSO 900 μL Corn oil)
Example: Take the Injection Formulation 3 (DMSO : Corn oil = 10 : 90) as an example, if 1 mL of 2.5 mg/mL working solution is to be prepared, you can take 100 μL 25 mg/mL DMSO stock solution and add to 900 μL corn oil, mix well to obtain a clear or suspension solution (2.5 mg/mL, ready for use in animals).
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Injection Formulation 4: DMSO : 20% SBE-β-CD in saline = 10 : 90 [i.e. 100 μL DMSO 900 μL (20% SBE-β-CD in saline)]
*Preparation of 20% SBE-β-CD in Saline (4°C,1 week): Dissolve 2 g SBE-β-CD in 10 mL saline to obtain a clear solution.
Injection Formulation 5: 2-Hydroxypropyl-β-cyclodextrin : Saline = 50 : 50 (i.e. 500 μL 2-Hydroxypropyl-β-cyclodextrin 500 μL Saline)
Injection Formulation 6: DMSO : PEG300 : castor oil : Saline = 5 : 10 : 20 : 65 (i.e. 50 μL DMSO 100 μLPEG300 200 μL castor oil 650 μL Saline)
Injection Formulation 7: Ethanol : Cremophor : Saline = 10: 10 : 80 (i.e. 100 μL Ethanol 100 μL Cremophor 800 μL Saline)
Injection Formulation 8: Dissolve in Cremophor/Ethanol (50 : 50), then diluted by Saline
Injection Formulation 9: EtOH : Corn oil = 10 : 90 (i.e. 100 μL EtOH 900 μL Corn oil)
Injection Formulation 10: EtOH : PEG300Tween 80 : Saline = 10 : 40 : 5 : 45 (i.e. 100 μL EtOH 400 μLPEG300 50 μL Tween 80 450 μL Saline)


Oral Formulations
Oral Formulation 1: Suspend in 0.5% CMC Na (carboxymethylcellulose sodium)
Oral Formulation 2: Suspend in 0.5% Carboxymethyl cellulose
Example: Take the Oral Formulation 1 (Suspend in 0.5% CMC Na) as an example, if 100 mL of 2.5 mg/mL working solution is to be prepared, you can first prepare 0.5% CMC Na solution by measuring 0.5 g CMC Na and dissolve it in 100 mL ddH2O to obtain a clear solution; then add 250 mg of the product to 100 mL 0.5% CMC Na solution, to make the suspension solution (2.5 mg/mL, ready for use in animals).
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Oral Formulation 3: Dissolved in PEG400
Oral Formulation 4: Suspend in 0.2% Carboxymethyl cellulose
Oral Formulation 5: Dissolve in 0.25% Tween 80 and 0.5% Carboxymethyl cellulose
Oral Formulation 6: Mixing with food powders


Note: Please be aware that the above formulations are for reference only. InvivoChem strongly recommends customers to read literature methods/protocols carefully before determining which formulation you should use for in vivo studies, as different compounds have different solubility properties and have to be formulated differently.

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 0.2396 mL 1.1980 mL 2.3960 mL
5 mM 0.0479 mL 0.2396 mL 0.4792 mL
10 mM 0.0240 mL 0.1198 mL 0.2396 mL

*Note: Please select an appropriate solvent for the preparation of stock solution based on your experiment needs. For most products, DMSO can be used for preparing stock solutions (e.g. 5 mM, 10 mM, or 20 mM concentration); some products with high aqueous solubility may be dissolved in water directly. Solubility information is available at the above Solubility Data section. Once the stock solution is prepared, aliquot it to routine usage volumes and store at -20°C or -80°C. Avoid repeated freeze and thaw cycles.

Calculator

Molarity Calculator allows you to calculate the mass, volume, and/or concentration required for a solution, as detailed below:

  • Calculate the Mass of a compound required to prepare a solution of known volume and concentration
  • Calculate the Volume of solution required to dissolve a compound of known mass to a desired concentration
  • Calculate the Concentration of a solution resulting from a known mass of compound in a specific volume
An example of molarity calculation using the molarity calculator is shown below:
What is the mass of compound required to make a 10 mM stock solution in 5 ml of DMSO given that the molecular weight of the compound is 350.26 g/mol?
  • Enter 350.26 in the Molecular Weight (MW) box
  • Enter 10 in the Concentration box and choose the correct unit (mM)
  • Enter 5 in the Volume box and choose the correct unit (mL)
  • Click the “Calculate” button
  • The answer of 17.513 mg appears in the Mass box. In a similar way, you may calculate the volume and concentration.

Dilution Calculator allows you to calculate how to dilute a stock solution of known concentrations. For example, you may Enter C1, C2 & V2 to calculate V1, as detailed below:

What volume of a given 10 mM stock solution is required to make 25 ml of a 25 μM solution?
Using the equation C1V1 = C2V2, where C1=10 mM, C2=25 μM, V2=25 ml and V1 is the unknown:
  • Enter 10 into the Concentration (Start) box and choose the correct unit (mM)
  • Enter 25 into the Concentration (End) box and select the correct unit (mM)
  • Enter 25 into the Volume (End) box and choose the correct unit (mL)
  • Click the “Calculate” button
  • The answer of 62.5 μL (0.1 ml) appears in the Volume (Start) box
g/mol

Molecular Weight Calculator allows you to calculate the molar mass and elemental composition of a compound, as detailed below:

Note: Chemical formula is case sensitive: C12H18N3O4  c12h18n3o4
Instructions to calculate molar mass (molecular weight) of a chemical compound:
  • To calculate molar mass of a chemical compound, please enter the chemical/molecular formula and click the “Calculate’ button.
Definitions of molecular mass, molecular weight, molar mass and molar weight:
  • Molecular mass (or molecular weight) is the mass of one molecule of a substance and is expressed in the unified atomic mass units (u). (1 u is equal to 1/12 the mass of one atom of carbon-12)
  • Molar mass (molar weight) is the mass of one mole of a substance and is expressed in g/mol.
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Reconstitution Calculator allows you to calculate the volume of solvent required to reconstitute your vial.

  • Enter the mass of the reagent and the desired reconstitution concentration as well as the correct units
  • Click the “Calculate” button
  • The answer appears in the Volume (to add to vial) box
In vivo Formulation Calculator (Clear solution)
Step 1: Enter information below (Recommended: An additional animal to make allowance for loss during the experiment)
Step 2: Enter in vivo formulation (This is only a calculator, not the exact formulation for a specific product. Please contact us first if there is no in vivo formulation in the solubility section.)
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Calculation results

Working concentration mg/mL;

Method for preparing DMSO stock solution mg drug pre-dissolved in μL DMSO (stock solution concentration mg/mL). Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug.

Method for preparing in vivo formulation:Take μL DMSO stock solution, next add μL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O,mix and clarify.

(1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
             (2) Be sure to add the solvent(s) in order.

Clinical Trial Information
NCT Number Recruitment interventions Conditions Sponsor/Collaborators Start Date Phases
NCT05649137 Active
Recruiting
Drug: Semaglutide
Drug: Placebo
Obesity
Diabetes Mellitus, Type 2
Novo Nordisk A/S January 4, 2023 Phase 3
NCT05646706 Active
Recruiting
Drug: Semaglutide
Drug: Placebo
Obesity Novo Nordisk A/S January 4, 2023 Phase 3
NCT05302596 Active
Recruiting
Drug: Semaglutide Pen
Injector
Obesity
Aging
State University of New York
at Buffalo
September 1, 2022 Phase 4
NCT05564117 Active
Recruiting
Drug: Semaglutide
Drug: Placebo semaglutide
Overweight
Obesity
Novo Nordisk A/S October 11, 2022 Phase 3
NCT04560998 Active
Recruiting
Drug: Semaglutide
Drug: Placebo
(semaglutide)
Diabetes Mellitus, Type 2
Peripheral Arterial Disease
Novo Nordisk A/S October 1, 2020 Phase 3
Biological Data
  • Radiolabelled semaglutide test substance with marked positions for tritium atoms (3H) and side chain with ADO-linker, glutamic acid moiety and octadecanedioic acid. Eur J Pharm Sci . 2017 Jun 15:104:31-41.
  • Pharmacokinetics in plasma in humans: Mean concentration–time profile for [3H]-semaglutide-related material in intact and dry plasma samples, and for semaglutide in intact plasma samples in humans. Eur J Pharm Sci . 2017 Jun 15:104:31-41.
  • Human pharmacokinetics of [3H]-semaglutide and metabolites detected in plasma. Eur J Pharm Sci . 2017 Jun 15:104:31-41.
  • Metabolite profiles from urine at 48–120 (human) and 24–72 h (monkey and rat) after s.c. administration of [3H]-semaglutide. Eur J Pharm Sci . 2017 Jun 15:104:31-41.
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