Calpain Inhibitor VI

Also known as: (1'S,2S)-2-(4-fluorobenzenesulfonylamino)-N-(1-formyl-3-methylbutyl)-3-methylbutyramide, (2R)-2-[(4-fluorophenyl)sulfonylamino]-3-methyl-N-[(2S)-4-methyl-1-oxopentan-2-yl]butanamide, 2-[(4-fluorophenyl)sulfonylamino]-3-methyl-N-(4-methyl-1-oxopentan-2-yl)butanamide, 4-FLUORO-BENZENESULFONYL-VAL-L-LEUCINAL, 4-fluorophenylsulfonyl-Val-Leu-CHO, Butanamide, 2-[[(4-fluorophenyl)sulfonyl]amino]-N-[(1S)-1-formyl-3-methylbutyl]-3-methyl-, (2S)-, CALPAIN INHIBITOR VI, Calpain Inhibitor 4, Calpain Inhibitor VI 4-Fluoro-benzenesulfonyl-Val-Leu-aldehyde, IN1503, N-((4-Fluorophenyl)sulfonyl)-L-valyl-L-leucinal, N-(4-FLUOROPHENYLSULFONYL)-L-VALYL-L-LEUCINAL, N-[(4-Fluorophenyl)sulfonyl]-N-[(2S)-4-methyl-1-oxo-2-pentanyl]-L-valinamide, SJA6017, SJA6017, 4-Fluoro-benzenesulfonyl-Val-L-leucinal, calpain inhibitor VI

Calpain Inhibitor VI (CAS 190274-53-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C17H25FN2O4S and a molecular weight of 372.455 g/mol. It is also known as (1'S,2S)-2-(4-fluorobenzenesulfonylamino)-N-(1-formyl-3-methylbutyl)-3-methylbutyramide, (2R)-2-[(4-fluorophenyl)sulfonylamino]-3-methyl-N-[(2S)-4-methyl-1-oxopentan-2-yl]butanamide and 2-[(4-fluorophenyl)sulfonylamino]-3-methyl-N-(4-methyl-1-oxopentan-2-yl)butanamide. Key property: a density of 1.2±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
190274-53-4
Jingsj CID
J-1974421-8
Molecular Formula
C17H25FN2O4S
Molecular Weight
372.455 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Density1.2±0.1 g/cm3
Exact Mass372.151917
PSA100.72000
LogP3.21
Refractive Index1.512

Activity & Biological Data

Additional Information[1]. C Fukiage, et al. SJA6017, a newly synthesized peptide aldehyde inhibitor of calpain: amelioration of cataract in cultured rat lenses. Biochim Biophys Acta. 1997 Oct 24;1361(3):304-12.

Frequently Asked Questions

What is the CAS number of Calpain Inhibitor VI?

The CAS number of Calpain Inhibitor VI is 190274-53-4.

What are the molecular formula and molecular weight of Calpain Inhibitor VI?

Calpain Inhibitor VI has molecular formula C17H25FN2O4S and molecular weight 372.455 g/mol.

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

Last updated:

How to cite: Jingsj. "Calpain Inhibitor VI (CAS 190274-53-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1974421-8 (accessed 2026-10-28).

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