3-Methoxyisothiazole-4-carbonitrile

3-甲氧基异噻唑-4-甲腈

Also known as: 3-Methoxy-1,2-thiazole-4-carbonitrile, 3-Methoxy-isothiazole-4-carbonitrile, 4-Isothiazolecarbonitrile, 3-methoxy-

3-Methoxyisothiazole-4-carbonitrile (CAS 31815-41-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4N2OS and a molecular weight of 140.17 g/mol. It is also known as 3-Methoxy-1,2-thiazole-4-carbonitrile, 3-Methoxy-isothiazole-4-carbonitrile and 4-Isothiazolecarbonitrile, 3-methoxy-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 31815-41-5
Jingsj CID: J-114128-7
Molecular Formula: C₅H₄N₂OS
Chinese Name: 3-甲氧基异噻唑-4-甲腈
Molecular Weight: 140.17 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 3-Methoxyisothiazole-4-carbonitrile?

The CAS number of 3-Methoxyisothiazole-4-carbonitrile is 31815-41-5.

What are the molecular formula and molecular weight of 3-Methoxyisothiazole-4-carbonitrile?

3-Methoxyisothiazole-4-carbonitrile has molecular formula C5H4N2OS and molecular weight 140.17 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. "3-Methoxyisothiazole-4-carbonitrile (CAS 31815-41-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-114128-7 (accessed 2026-10-24).

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