1-(5-Amino-2-methyl-2H-1,3,4-thiadiazol-3-yl)ethanone

1-(5-氨基-2-甲基-2H-1,3,4-噻二唑-3-基)乙酮

Also known as: Ethanone, 1-(5-amino-2-methyl-1,3,4-thiadiazol-3(2H)-yl)-, 4-acetyl-4,5-dihydro-5-methyl-1,3,4-thiadiazol-2-amine, 1-(5-amino-2-methyl-2,3-dihydro-1,3,4-thiadiazol-3-yl)ethanone

1-(5-Amino-2-methyl-2H-1,3,4-thiadiazol-3-yl)ethanone (CAS 72926-03-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H9N3OS and a molecular weight of 159.20900 g/mol. It is also known as Ethanone, 1-(5-amino-2-methyl-1,3,4-thiadiazol-3(2H)-yl)-, 4-acetyl-4,5-dihydro-5-methyl-1,3,4-thiadiazol-2-amine and 1-(5-amino-2-methyl-2,3-dihydro-1,3,4-thiadiazol-3-yl)ethanone. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 72926-03-5
Jingsj CID: J-1452892-1
Molecular Formula: C₅H₉N₃OS
Chinese Name: 1-(5-氨基-2-甲基-2H-1,3,4-噻二唑-3-基)乙酮
Molecular Weight: 159.20900 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 1-(5-Amino-2-methyl-2H-1,3,4-thiadiazol-3-yl)ethanone?

The CAS number of 1-(5-Amino-2-methyl-2H-1,3,4-thiadiazol-3-yl)ethanone is 72926-03-5.

What are the molecular formula and molecular weight of 1-(5-Amino-2-methyl-2H-1,3,4-thiadiazol-3-yl)ethanone?

1-(5-Amino-2-methyl-2H-1,3,4-thiadiazol-3-yl)ethanone has molecular formula C5H9N3OS and molecular weight 159.20900 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1-(5-Amino-2-methyl-2H-1,3,4-thiadiazol-3-yl)ethanone (CAS 72926-03-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1452892-1 (accessed 2026-10-25).

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