188048-45-5

188048-45-5 structure
188048-45-5 structure
  • Name: (±)-WS75624B
  • Chemical Name: 6-[2-(6-Hydroxy-heptyl)-thiazol-4-yl]-4,5-dimethoxy-pyridine-2-carboxylic acid
  • CAS Number: 188048-45-5
  • Molecular Formula: C18H24N2O5S
  • Molecular Weight: 380.45900
  • Catalog: Research Areas Cardiovascular Disease
  • Create Date: 2017-05-16 04:44:54
  • Modify Date: 2024-01-04 21:45:39
  • (±)-WS75624B is an endothelin converting enzyme (ECE) inhibitor with an IC50 of 0.03 μg/mL.

Name 6-[2-(6-Hydroxy-heptyl)-thiazol-4-yl]-4,5-dimethoxy-pyridine-2-carboxylic acid
Synonyms (±)-WS75624B
Description (±)-WS75624B is an endothelin converting enzyme (ECE) inhibitor with an IC50 of 0.03 μg/mL.
Related Catalog
Target

IC50: 0.03 μg/mL (ECE)[1]

In Vitro Endothelin converting enzyme (ECE) inhibitors, WS75624A and (±)-WS75624B, have been isolated from the fermentation broth of Saccharothrix sp. No. 75624. WS75624A and (±)-WS75624B show highly potent ECE inhibitory activity, and both have IC50s of 0.03 μg/mL. WS75624A and (±)-WS75624B also show other metalloprotease (collagenase and neutral endopeptidase) inhibitory activity with IC50 s of 1 μg/mL. (±)-WS75624B markedly inhibits ECE activity with an IC50 value of 0.03 μg/mL, while it weakly inhibit collagenase and NEP activities with IC50s of 1.0 μg/mL and 1.25 μg/mL, respectively[1].
In Vivo (±)-WS75624B inhibits big endothelin-induced pressor effect when administered to SD rat intravenously with big ET-1. WS75624 B (30 mg/kg) markedly attenuates the hypertensive effect of big ET-1 (1 nmol/kg,iv) the inhibiting the conversion of big ET-1 to ET-1[1].
Animal Admin Rats[1] Male Sprague-Dawley rats (250-300 g) are anesthetized with Pentobarbital sodium (50 mg/kg of boby weight). A femoral artery catheter is implanted for monitoring arterial pressure and heart rate, and a femoral vein catheter is used for injection of saline or drugs. Blood pressure and heart rate is recorded from the femoral artery through a cannula (PE-50) connected to a pressure transducer coupled to a Biophysiograph RM 6000 system. Two groups of rats are injected with the following: Big ET-1 (1 nmol/kg) alone (n=7), big ET-1 (1 nmol/kg) with (±)-WS75624B (30 mg/kg) iv bolus injection (n=7).
References

[1]. Tsurumi Y, et al. WS75624 A and B, new endothelin converting enzyme inhibitors isolated from Saccharothrix sp. No. 75624. I. Taxonomy, fermentation, isolation, physico-chemical properties and biological activities. J Antibiot (Tokyo). 1995 Oct;48(10):1066-72.

Molecular Formula C18H24N2O5S
Molecular Weight 380.45900
Exact Mass 380.14100
PSA 130.01000
LogP 3.40420
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