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BIBS 39

CAS No.
133085-33-3
Chemical Name:
BIBS 39
Synonyms
CS-2534;BIBS 39;BIBS 39; BIBS-39;2-[4-[[2-butyl-6-(cyclohexylcarbamoylamino)benzimidazol-1-yl]methyl]phenyl]benzoic acid;4'-((2-butyl-6-(3-cyclohexylureido)-1H-benzo[d]imidazol-1-yl)methyl)-[1,1'-biphenyl]-2-carboxylic acid;4'-({2-butyl-6-[(cyclohexylcarbamoyl)amino]-1H-1,3-benzodiazol-1-yl}methyl)-[1,1'-biphenyl]-2-carboxylic acid;[1,1'-Biphenyl]-2-carboxylic acid, 4'-[[2-butyl-6-[[(cyclohexylamino)carbonyl]amino]-1H-benzimidazol-1-yl]methyl]-
CBNumber:
CB11322261
Molecular Formula:
C32H36N4O3
Molecular Weight:
524.65
MDL Number:
MOL File:
133085-33-3.mol
MSDS File:
SDS
Last updated:2025-04-18 09:51:35

BIBS 39 Properties

Boiling point 729.1±60.0 °C(Predicted)
Density 1.24±0.1 g/cm3(Predicted)
storage temp. Store at -20°C
solubility DMF:30.0(Max Conc. mg/mL);57.18(Max Conc. mM)
DMSO:30.0(Max Conc. mg/mL);57.18(Max Conc. mM)
DMSO:PBS (pH 7.2) (1:3):0.25(Max Conc. mg/mL);0.48(Max Conc. mM)
form A crystalline solid
pka 3.84±0.36(Predicted)
color White to off-white
FDA UNII NV95PEF62M

BIBS 39 price More Price(15)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Cayman Chemical 22932 BIBS39 133085-33-3 1mg $29 2024-03-01 Buy
Cayman Chemical 22932 BIBS39 133085-33-3 5mg $86 2024-03-01 Buy
Cayman Chemical 22932 BIBS39 133085-33-3 10mg $143 2024-03-01 Buy
Cayman Chemical 22932 BIBS39 133085-33-3 25mg $250 2024-03-01 Buy
AK Scientific 9194CA 2-[4-[[2-Butyl-6-(cyclohexylcarbamoylamino)benzimidazol-1-yl]methyl]phenyl]benzoicacid 133085-33-3 1mg $148 2021-12-16 Buy
Product number Packaging Price Buy
22932 1mg $29 Buy
22932 5mg $86 Buy
22932 10mg $143 Buy
22932 25mg $250 Buy
9194CA 1mg $148 Buy

BIBS 39 Chemical Properties,Uses,Production

Uses

BIBS 39 is a new nonpeptide angiotensin II (AII) receptor antagonist. Target: Angiotensin Receptor in vitro: BIBS 39 displaces [125I] AII from its specific binding sites with a Ki value of 29 ± 7 nM for the AII subtype 1 (AT1) receptor and a Ki value of 480 ± 110 nM for the AII subtype 2 (AT2) receptor. BIBS 222 shows a Ki value of 20 ± 7 nM for the AT1 subtype and a Ki value of 730 ± 170 nM for the AT2 subtype. BIBS 39 is 17 times more selective for the AT1 subtype and BIBS 222 37 times. BIBS 39 shifts the AII concentration-contractile response curves in isolated rabbit aorta to the right in a parallel fashion. [1] in vivo: In pithed rats, BIBS 39 dependently shifts the dose-response curve of AII to the right without affecting the maximal response. BIBS 222 also causes parallel shifts to the right but a significant reduction of the maximal responses was observed at 3 and 10 mg/kg i.v. These results show that the benzimidazole derivatives BIBS 39 is a potent and selective AII receptor antagonists. Substitution with a benzimidazole moiety results into a considerable loss of selectivity for the AT1 receptor subtype compared with an imidazole moiety as, for instance, in DuP 753.[1] BIBS 39 is a new nonpeptide angiotensin receptor blockers that has affinity for both AT1- and AT2-receptors, is also a potent antagonist of the cardiovascular effects of AII in pithed rabbits. [2]

IC 50

AT2 Receptor; AT1 Receptor

References

[1] Zhang J, et al. Characterization of BIBS 39 and BIBS 222: two new nonpeptide angiotensin II receptor antagonists. Eur J Pharmacol. 1992 Jul 21;218(1):35-41. DOI:10.1016/0014-2999(92)90144-s
[2] Zhang J, et al. Hemodynamic effects of angiotensin II and the influence of angiotensin receptor antagonists in pithed rabbits. J Cardiovasc Pharmacol. 1995 May;25(5):724-31. DOI:10.1097/00005344-199505000-00007

BIBS 39 Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 48)Suppliers
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ATK CHEMICAL COMPANY LIMITED
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career henan chemical co
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HANGZHOU CLAP TECHNOLOGY CO.,LTD
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Zhejiang J&C Biological Technology Co.,Limited
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TargetMol Chemicals Inc.
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ShenZhen Trendseen Biological Technology Co.,Ltd.
13417589054 trendseenbio@gmail.com China 11681 58
Aladdin Scientific
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Amadis Chemical Company Limited
571-89925085 sales@amadischem.com China 131957 58
BOC Sciences 1-631-485-4226; 16314854226 info@bocsci.com United States 12952 65
Haoyuan Chemexpress Co., Ltd. 021-58950125 info@chemexpress.com China 7552 61

View Lastest Price from BIBS 39 manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2-[4-[[2-butyl-6-(cyclohexylcarbamoylamino)benzimidazol-1-yl]methyl]phenyl]benzoic acid pictures 2020-01-02 2-[4-[[2-butyl-6-(cyclohexylcarbamoylamino)benzimidazol-1-yl]methyl]phenyl]benzoic acid
133085-33-3
US $1.00 / KG 1KG Min98% HPLC g/kg/ton Career Henan Chemical Co
BIBS 39 CS-2534 BIBS 39; BIBS-39 2-[4-[[2-butyl-6-(cyclohexylcarbamoylamino)benzimidazol-1-yl]methyl]phenyl]benzoic acid [1,1'-Biphenyl]-2-carboxylic acid, 4'-[[2-butyl-6-[[(cyclohexylamino)carbonyl]amino]-1H-benzimidazol-1-yl]methyl]- 4'-({2-butyl-6-[(cyclohexylcarbamoyl)amino]-1H-1,3-benzodiazol-1-yl}methyl)-[1,1'-biphenyl]-2-carboxylic acid 4'-((2-butyl-6-(3-cyclohexylureido)-1H-benzo[d]imidazol-1-yl)methyl)-[1,1'-biphenyl]-2-carboxylic acid 133085-33-3 C32H36N4O3