Salermide

Alias: Salermide
Cat No.:V3246 Purity: ≥98%
Salermide is a potent inhibitor ofSirt1/2 (Sirtuin 1/2) with a strong cancer-specific proapoptotic effect mediated by Sirt1.
Salermide Chemical Structure CAS No.: 1105698-15-4
Product category: Sirtuin
This product is for research use only, not for human use. We do not sell to patients.
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Purity & Quality Control Documentation

Purity: ≥98%

Product Description

Salermide is a potent inhibitor of Sirt1/2 (Sirtuin 1/2) with a strong cancer-specific proapoptotic effect mediated by Sirt1. Class III histone deacetylases that are dependent on NAD+ (nicotinamide adenine dinucleotide-positive) include Sirt1 and Sirt2, which are involved in lifespan regulation. Since cancer is an age-related illness, focusing on sirtuins is becoming more and more popular as an antitumor tactic. Salermide is a reverse amide that significantly inhibits Sirt1 and Sirt2 in vitro. Salermide caused tumor-specific cell death in a variety of human cancer cell lines and was well tolerated by mice at concentrations up to 100 muM. Salermide's antitumor activity was mostly brought on by a significant induction of apoptosis. This suggested an in vivo mechanism of action via Sirt1 and was independent of global tubulin and K16H4 acetylation, ruling out a potential Sirt2-mediated apoptotic pathway. This is supported by the fact that cancer cells underwent apoptosis when Sirt1 but not Sirt2 was knocked down via RNA interference. Genetic p53 knockdowns demonstrated that Salermide's Sirt1-dependent proapoptotic effect is p53-independent, despite reports that p53 is a target of Sirt1. When combined, these findings point to the potential of salermide as an anticancer medication and provide light on the molecular pathway by which Sirt1 contributes to human carcinogenesis.

Biological Activity I Assay Protocols (From Reference)
Targets
SIRT1; SIRT2
ln Vitro

In vitro activity: Salermide exhibits a dose-dependent inhibition against Sirt1 and Sirt2, which increases to 80% at 90 μM and 25 μM, respectively. In a variety of human cancer cell lines derived from leukemia (MOLT4, KG1A, K562), lymphoma (Raji), colon (SW480), and breast (MDA-MB-231), salermide can induce tumour-specific cell death. After being incubated at 100 μM Salermide alone, mitochondrial cytochrome was decreased and cytosolic activated caspase 3 was increased. Apoptosis can be induced by salermide alone via both intrinsic and extrinsic pathways. Compared to the previously reported class III HDAC inhibitors, salermide exhibited a number of antitumorigenic benefits. Firstly, it replicates the proapoptotic effect that the classical class I, II, and IV HDAC inhibitors showed on cancer samples, but it also has a cancer-specific proapoptotic effect[1].

ln Vivo
Salermide is well tolerated by mice at 100 μM concentrations. Sirt1 specifically mediates the mechanism of action of salermide in vivo. Salermide administered intraperitoneally to naked mice does not appear to be toxic[1].
Enzyme Assay
The deacetylase activity of recombinant His-tagged human Sirt1 and Sirt2 was measured using the HDAC fluorescent activity assay (BIOMOL, Plymouth, PA, USA). The reactions lasted 60 minutes at 37 °C. The mean and standard deviation of four separate experiments are used to express the results.
Cell Assay
Cell lines (SW480, MDA-MB-231, MOLT4, KG1A, K562 and Raji) are used in the study. Cell viability is determined using the 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide assay. IC50 index is calculated using four Salermide concentrations (25, 50, 75 and 100 μM) for 24 h. The percentage of apoptotic cells is determined with the FACSCalibur apparatus[1].
Animal Protocol
Mice: To determine whether salermide might have any negative in vivo effects. This is accomplished by injecting 100 μL of 100 μM salermide intraperitoneally into ten nude mice over a 34-day period. Throughout the research, an eye is kept on diet consumption, body weight gain, and changes in posture and behavior[1].
References

[1]. Salermide, a Sirtuin inhibitor with a strong cancer-specific proapoptotic effect. Oncogene. 2009 Feb 12;28(6):781-91.

These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C26H22N2O2
Molecular Weight
394.47
Exact Mass
394.17
Elemental Analysis
C, 79.17; H, 5.62; N, 7.10; O, 8.11
CAS #
1105698-15-4
Related CAS #
1105698-15-4
Appearance
Solid powder
SMILES
CC(C1=CC=CC=C1)C(=O)NC2=CC(=CC=C2)N=CC3=C(C=CC4=CC=CC=C43)O
InChi Key
HQSSEGBEYORUBY-UHFFFAOYSA-N
InChi Code
InChI=1S/C26H22N2O2/c1-18(19-8-3-2-4-9-19)26(30)28-22-12-7-11-21(16-22)27-17-24-23-13-6-5-10-20(23)14-15-25(24)29/h2-18,29H,1H3,(H,28,30)
Chemical Name
N-[3-[(2-hydroxynaphthalen-1-yl)methylideneamino]phenyl]-2-phenylpropanamide
Synonyms
Salermide
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: ~10 mM
Water: N/A
Ethanol: N/A
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (6.34 mM) (saturation unknown) in 10% DMSO + 90% Corn Oil (add these co-solvents sequentially from left to right, and one by one), clear solution.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 25.0 mg/mL clear DMSO stock solution to 900 μL of corn oil and mix evenly.

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 2.5350 mL 12.6752 mL 25.3505 mL
5 mM 0.5070 mL 2.5350 mL 5.0701 mL
10 mM 0.2535 mL 1.2675 mL 2.5350 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.

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Note: Chemical formula is case sensitive: C12H18N3O4  c12h18n3o4
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In vivo Formulation Calculator (Clear solution)
Step 1: Enter information below (Recommended: An additional animal to make allowance for loss during the experiment)
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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.
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Biological Data
  • Salermide

    Design and synthesis of Salermide.2009 Feb 12;28(6):781-91.

  • Salermide

    Sirt1 and Sirt2in vitroinhibition and cancer-specific cell death induction by Salermide.2009 Feb 12;28(6):781-91.

  • Salermide

    Salermide induces dose-dependent apoptosis in cancer cells lines but not inin vitro-cultured fibroblasts.2009 Feb 12;28(6):781-91.

  • Salermide

    In vivobiological effects of Salermide are not primarily mediated by Sirt2.2009 Feb 12;28(6):781-91.

  • Salermide

    In vivobiological effects of Salermide are primarily mediated by Sirt1.2009 Feb 12;28(6):781-91.

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