3-acetyl-7-chloro-3-methyl-3,4-dihydro-1H-2-benzopyran-1-one

3-乙酰基-7-氯-3-甲基-3,4-二氢-1H-2-苯并吡喃-1-酮

3-acetyl-7-chloro-3-methyl-3,4-dihydro-1H-2-benzopyran-1-one (CAS 2137611-78-8) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C12H11ClO3 and a molecular weight of 238.66 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2137611-78-8
Jingsj CID: J-250855-5
Molecular Formula: C₁₂H₁₁ClO₃
Chinese Name: 3-乙酰基-7-氯-3-甲基-3,4-二氢-1H-2-苯并吡喃-1-酮
Molecular Weight: 238.66 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 3-acetyl-7-chloro-3-methyl-3,4-dihydro-1H-2-benzopyran-1-one?

The CAS number of 3-acetyl-7-chloro-3-methyl-3,4-dihydro-1H-2-benzopyran-1-one is 2137611-78-8.

What are the molecular formula and molecular weight of 3-acetyl-7-chloro-3-methyl-3,4-dihydro-1H-2-benzopyran-1-one?

3-acetyl-7-chloro-3-methyl-3,4-dihydro-1H-2-benzopyran-1-one has molecular formula C12H11ClO3 and molecular weight 238.66 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-acetyl-7-chloro-3-methyl-3,4-dihydro-1H-2-benzopyran-1-one (CAS 2137611-78-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-250855-5 (accessed 2026-10-23).

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