2H-1-Benzopyran-2-one, 3-ethyl-7,8-dihydroxy-4-methyl-

3-乙基-7,8-二羟基-4-甲基-2H-1-苯并吡喃-2-酮

2H-1-Benzopyran-2-one, 3-ethyl-7,8-dihydroxy-4-methyl- (CAS 1658-74-8) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C12H12O4 and a molecular weight of 220.22 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1658-74-8
Jingsj CID: J-132929-6
Molecular Formula: C₁₂H₁₂O₄
Chinese Name: 3-乙基-7,8-二羟基-4-甲基-2H-1-苯并吡喃-2-酮
Molecular Weight: 220.22 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 2H-1-Benzopyran-2-one, 3-ethyl-7,8-dihydroxy-4-methyl-?

The CAS number of 2H-1-Benzopyran-2-one, 3-ethyl-7,8-dihydroxy-4-methyl- is 1658-74-8.

What are the molecular formula and molecular weight of 2H-1-Benzopyran-2-one, 3-ethyl-7,8-dihydroxy-4-methyl-?

2H-1-Benzopyran-2-one, 3-ethyl-7,8-dihydroxy-4-methyl- has molecular formula C12H12O4 and molecular weight 220.22 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. "2H-1-Benzopyran-2-one, 3-ethyl-7,8-dihydroxy-4-methyl- (CAS 1658-74-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-132929-6 (accessed 2026-10-25).

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