Dabigatran etexilate mesylate

Alias: Dabigatran etexilate mesylate; BIBR 1048MS; BIBR-1048MS; BIBR1048MS; BIBR-1048; BIBR1048; BIBR 1048; band name: Pradaxa
Cat No.:V12492 Purity: ≥98%
Dabigatran Etexilatemesylate (BIBR-1048; BIBR 1048MS) is the prodrug of dabigatran which is a potent and nonpeptidic small molecule anti-thrombotic agent that specifically and reversibly inhibits both free and clot-bound thrombin by binding to the active site of the thrombin molecule.
Dabigatran etexilate mesylate Chemical Structure CAS No.: 872728-81-9
Product category: Thrombin
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
25mg
50mg
100mg
250mg
500mg
1g
2g
Other Sizes

Other Forms of Dabigatran etexilate mesylate:

  • Dabigatran (BIBR 953)
  • Dabigatran Etexilate
  • Dabigatran ethyl ester
Official Supplier of:
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Purity & Quality Control Documentation

Purity: ≥98%

Product Description

Dabigatran Etexilate mesylate (BIBR-1048; BIBR 1048MS) is the prodrug of dabigatran which is a potent and nonpeptidic small molecule anti-thrombotic agent that specifically and reversibly inhibits both free and clot-bound thrombin by binding to the active site of the thrombin molecule. Dabigatran (also known as IBR 953) is a potent nonpeptide thrombin inhibitor that, in a cell-free assay, has an IC50 of 9.3 nM. Dabigatran's highly polar, zwitterionic nature and poor oral absorption make it intended to be transformed into an orally active prodrug, BIBR 1048. A competitive inhibition of thrombin is observed with dabigatran. Dabigatran is used in patients with certain types of irregular heartbeats to prevent stroke and dangerous blood clots. Dabigatran is also used to treat and lessen the chance of reoccurring blood clots in the veins of your legs or lungs. After hip replacement surgery, this medication may also be used to stop these blood clots from forming.

Biological Activity I Assay Protocols (From Reference)
Targets
human thrombin (Ki = 4.5 nM)
ln Vivo
Dabigatran etexilate mesylate (BIBR 1048MS; oral; 10, 20 and 50 mg/kg for rats and 1, 2.5 and 5 mg/kg for monkeys) has anticoagulant effects that are dose- and time-dependent, peaking 30 to 120 minutes after administration[1]. Dabigatran etexilate mesylate maximally and significantly increases partial thromboplastin time (aPTT) following oral doses of 10, 20, and 50 mg/kg to 25.2, 38.4, and 78.3 s in 30 min, respectively[1]. Dabigatran etexilate mesylate maximally extends the aPTT to 34.3 s, 44.0 s, and 63.0 s, in that order, two hours after giving the monkey doses of 1, 2.5, or 5 mg/kg[1].
Animal Protocol
Male rats (280-350 g) and rhesus monkeys of either sex (3-8 kg)[1]
10, 20 and 50 mg/kg for rats and 1, 2.5 and 5 mg/kg for monkeys
Oral
References

[1]. In-vitro profile and ex-vivo anticoagulant activity of the direct thrombin inhibitor dabigatran and its orally activeprodrug, dabigatran etexilate. Thromb Haemost. 2007 Jul;98(1):155-62.

[2]. Dabigatran Etexilate: A Review in Nonvalvular Atrial Fibrillation. Drugs. 2017;77(3):331-344.

These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C35H45N7O8S
Molecular Weight
723.846
Elemental Analysis
C, 58.08; H, 6.27; N, 13.55; O, 17.68; S, 4.43
CAS #
872728-81-9
Related CAS #
Dabigatran;211914-51-1;Dabigatran-d4 hydrochloride;Dabigatran etexilate;211915-06-9;Dabigatran (ethyl ester);429658-95-7
Appearance
Solid powder
SMILES
CCCCCCOC(=O)/N=C(/C1=CC=C(C=C1)NCC2=NC3=C(N2C)C=CC(=C3)C(=O)N(CCC(=O)OCC)C4=CC=CC=N4)\N.CS(=O)(=O)O
InChi Key
XETBXHPXHHOLOE-UHFFFAOYSA-N
InChi Code
InChI=1S/C34H41N7O5.CH4O3S/c1-4-6-7-10-21-46-34(44)39-32(35)24-12-15-26(16-13-24)37-23-30-38-27-22-25(14-17-28(27)40(30)3)33(43)41(20-18-31(42)45-5-2)29-11-8-9-19-36-29;1-5(2,3)4/h8-9,11-17,19,22,37H,4-7,10,18,20-21,23H2,1-3H3,(H2,35,39,44);1H3,(H,2,3,4)
Chemical Name
ethyl 3-[[2-[[4-[(Z)-N'-hexoxycarbonylcarbamimidoyl]anilino]methyl]-1-methylbenzimidazole-5-carbonyl]-pyridin-2-ylamino]propanoate;methanesulfonic acid
Synonyms
Dabigatran etexilate mesylate; BIBR 1048MS; BIBR-1048MS; BIBR1048MS; BIBR-1048; BIBR1048; BIBR 1048; band name: Pradaxa
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: 25~100 mg/mL (34.5~138.2 mM)
Ethanol: ~20 mg/mL (~27.6 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (3.45 mM) (saturation unknown) in 10% DMSO + 40% PEG300 + 5% Tween80 + 45% Saline (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 400 μL PEG300 and mix evenly; then add 50 μL Tween-80 to the above solution and mix evenly; then add 450 μL normal saline to adjust the volume to 1 mL.
Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH₂ O to obtain a clear solution.

Solubility in Formulation 2: ≥ 2.5 mg/mL (3.45 mM) (saturation unknown) in 10% DMSO + 90% (20% SBE-β-CD in Saline) (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 20% SBE-β-CD physiological saline solution and mix evenly.
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.

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Solubility in Formulation 3: ≥ 2.5 mg/mL (3.45 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 1.3815 mL 6.9075 mL 13.8150 mL
5 mM 0.2763 mL 1.3815 mL 2.7630 mL
10 mM 0.1382 mL 0.6908 mL 1.3815 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:

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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?
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  • 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:
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  • Enter 25 into the Concentration (End) box and select the correct unit (mM)
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  • 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
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Definitions of molecular mass, molecular weight, molar mass and molar weight:
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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)
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
NCT04045093 Recruiting Drug: Dabigatran etexilate
Drug: Warfarin
Atrial Fibrillation
Mitral Stenosis
The University of Hong Kong October 22, 2020 Phase 4
NCT04695106 Recruiting Drug: Ticagrelor
Drug: Dabigatran Etexilate
Atrial Fibrillation
Antithrombotic Therapy
Medical University of Gdansk October 25, 2021 Phase 4
NCT05536791 Recruiting Drug: Dabigatran Etexilate
(DE)
Venous Thromboembolism Boehringer Ingelheim November 24, 2022
NCT05715658 Recruiting Drug: Dabigatran etexilate
capsule
Nonvalvular Atrial Fibrillation
Health, Subjective
Dongyang Liu August 15, 2022 Not Applicable
NCT05491460 Active
Recruiting
Drug: Apixaban 5 MG Tab
Drug: Dabigatran 150 MG Tab
Anticoagulant Therapy Doasense GmbH July 1, 2022 Phase 1
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