An antagonist of endothelin receptors
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Active Metabolite(s)
34157Desmethyl Bosentan 22366Hydroxy Bosentan
Labeled Version(s)
22097Bosentan-d4
Metabolite(s)
34158Hydroxy Desmethyl Bosentan
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Product Categories

Product Type

Small Molecule Modulators
Receptor Pharmacology
Antagonists

Research Area

Bosentan

Item No. 11731

Product Insert (PDF)Safety Data Sheet (SDS) (PDF)
Technical Information
Formal Name
4-(1,1-dimethylethyl)-N-[6-(2-hydroxyethoxy)-5-(2-methoxyphenoxy)[2,2'-bipyrimidin]-4-yl]-benzenesulfonamide
CAS Number
147536-97-8
Synonyms
  • Ro 47-0203
Molecular Formula
C27H29N5O6S
Formula Weight
551.6
Purity
≥98%
Formulation
A crystalline solid
Solubility(Learn about Variance in Solubility)
DMF: 20 mg/mlDMF:PBS(pH 7.2)(1:1): 0.5 mg/mlDMSO: 12 mg/mlEthanol: 11 mg/ml
λmax
215, 267 nm
SMILES
COC1=CC=CC=C1OC2=C(NS(C3=CC=C(C(C)(C)C)C=C3)(=O)=O)N=C(C4=NC=CC=N4)N=C2OCCO
InChi Code
InChI=1S/C27H29N5O6S/c1-27(2,3)18-10-12-19(13-11-18)39(34,35)32-23-22(38-21-9-6-5-8-20(21)36-4)26(37-17-16-33)31-25(30-23)24-28-14-7-15-29-24/h5-15,33H,16-17H2,1-4H3,(H,30,31,32)
InChi Key
GJPICJJJRGTNOD-UHFFFAOYSA-N
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
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    5 mg

    $37

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    10 mg

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    50 mg

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    Product Description

    Bosentan is an antagonist of the endothelin receptors type A (Ki = 6.5 nM) and type B (Ki = 340 nM).1,2

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Jae, H.S., Winn, M., Dixon, D.B., et al. Pyrrolidine-3-carboxylic acids as endothelin antagonists. 2. Sulfonamide-based ETA/ETB mixed antagonists. J. Med. Chem. 40(20), 3217-3227 (1997).

    2. Wu, C., Decker, E.R., Blok, H., et al. Discovery, modeling, and human pharmacokinetics of N-(2-acetyl-4,6-dimethylphenyl)-3-(3,4-dimethylisoxazol-5-ylsulfamoyl)-thiophene-2-carboxamide (TBC3711), a second generation, ETA selective, and orally bioavailable endothelin antagonist. J. Med. Chem. 47(8), 1969-1986 (2004).