11beta-Chloro-17,21-dihydroxy-16beta-methylpregna-1,4-diene-3,20-dione

11β-氯-17,21-二羟基-16β-甲基孕-1,4-二烯-3,20-二酮

Also known as: (11β,16β)-11-Chloro-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione, Betamethasone Impurity 38, Pregna-1,4-diene-3,20-dione, 11-chloro-17,21-dihydroxy-16-methyl-, (11β,16β)-

11beta-Chloro-17,21-dihydroxy-16beta-methylpregna-1,4-diene-3,20-dione (CAS 25121-04-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C22H29ClO4 and a molecular weight of 392.9 g/mol. It is also known as (11β,16β)-11-Chloro-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione, Betamethasone Impurity 38 and Pregna-1,4-diene-3,20-dione, 11-chloro-17,21-dihydroxy-16-methyl-, (11β,16β)-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25121-04-4
Jingsj CID
J-1127837-9
Molecular Formula
C22H29ClO4
Chinese Name
11β-氯-17,21-二羟基-16β-甲基孕-1,4-二烯-3,20-二酮
Molecular Weight
392.9 g/mol
Category
Ketones
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 11beta-Chloro-17,21-dihydroxy-16beta-methylpregna-1,4-diene-3,20-dione?

The CAS number of 11beta-Chloro-17,21-dihydroxy-16beta-methylpregna-1,4-diene-3,20-dione is 25121-04-4.

What are the molecular formula and molecular weight of 11beta-Chloro-17,21-dihydroxy-16beta-methylpregna-1,4-diene-3,20-dione?

11beta-Chloro-17,21-dihydroxy-16beta-methylpregna-1,4-diene-3,20-dione has molecular formula C22H29ClO4 and molecular weight 392.9 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "11beta-Chloro-17,21-dihydroxy-16beta-methylpregna-1,4-diene-3,20-dione (CAS 25121-04-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1127837-9 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.