AR-42

Also known as: (S)-(+)-N-Hydroxy-4-(3-methyl-2-phenyl-butyrylamino)benzamide, (S)-HDAC 42, (S)-HDAC-42,AR-42, AR-42 (HDAC-42), AR-42 (OSU-HDAC42), HDAC-42, N-hydroxy-4-[[(2S)-3-methyl-2-phenylbutanoyl]amino]benzamide, OSU-HDAC42, ar 42, hdac-42, osu-hdac42

AR-42 (CAS 935881-37-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C18H20N2O3 and a molecular weight of 312.36300 g/mol. It is also known as (S)-(+)-N-Hydroxy-4-(3-methyl-2-phenyl-butyrylamino)benzamide, (S)-HDAC 42 and (S)-HDAC-42,AR-42. Key property: a density of 1.223. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
935881-37-1
Jingsj CID
J-1957179-9
Molecular Formula
C18H20N2O3
Molecular Weight
312.36300 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Density1.223

Frequently Asked Questions

What is the CAS number of AR-42?

The CAS number of AR-42 is 935881-37-1.

What are the molecular formula and molecular weight of AR-42?

AR-42 has molecular formula C18H20N2O3 and molecular weight 312.36300 g/mol.

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

Last updated:

How to cite: Jingsj. "AR-42 (CAS 935881-37-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1957179-9 (accessed 2026-10-25).

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