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Betamethasone 21-valerate

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Origin: China

Cas No: 2240-28-0

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 2240-28-0 Formula: C27H37FO6 Molecular Weight: 476.57700

Description

Betamethasone 21-Valerate is an isomeric impurity of Betamethasone 17-Valerate, as an corticosteroid. Betamethasone 21-Valerate was generated in the stress study of the active drug Betamethasone 17-Valerate.

Basic Info

Chemical Name	Betamethasone 21-valerate
Synonyms	[2-[(8S,9R,10S,11S,13S,14S,16S,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl]-2-oxoethyl] pentanoate; Betamethasone Valerate Related Compound A; Betamethasone Related Compound A (USP) Betamethasone impurity E;
CAS No.	2240-28-0
Molecular Formula	C27H37FO6
Molecular Weight	476.57700
PSA	100.90000
LogP	3.63680