1-(5-hydroxy-2-methyl-1-benzofuran-3-yl)ethanone

1-(5-羟基-2-甲基苯并呋喃-3-基)乙酮

Also known as: 1-(5-hydroxy-2-methylbenzofuran-3-yl)ethanone, 3-acetyl-5-hydroxy-2-methylbenzofuran, 2-methyl-3-acetyl-5-hydroxybenzofuran, 3-acetyl-5-hydroxy-2-methylbenzo[b]furan, 1-(5-hydroxy-2-methyl-benzofuran-3-yl)-ethanone, Ethanone, 1-(5-hydroxy-2-methyl-3-benzofuranyl)-

1-(5-hydroxy-2-methyl-1-benzofuran-3-yl)ethanone (CAS 28241-99-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H10O3 and a molecular weight of 190.19500 g/mol. It is also known as 1-(5-hydroxy-2-methylbenzofuran-3-yl)ethanone, 3-acetyl-5-hydroxy-2-methylbenzofuran and 2-methyl-3-acetyl-5-hydroxybenzofuran. Key properties include a boiling point of 344ºC at 760 mmHg, a density of 1.246 g/cm3 and a flash point of 161.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
28241-99-8
Jingsj CID
J-1513198-8
Molecular Formula
C11H10O3
Chinese Name
1-(5-羟基-2-甲基苯并呋喃-3-基)乙酮
Molecular Weight
190.19500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point344ºC at 760 mmHg
Density1.246 g/cm3
Flash Point161.9ºC

Frequently Asked Questions

What is the CAS number of 1-(5-hydroxy-2-methyl-1-benzofuran-3-yl)ethanone?

The CAS number of 1-(5-hydroxy-2-methyl-1-benzofuran-3-yl)ethanone is 28241-99-8.

What are the molecular formula and molecular weight of 1-(5-hydroxy-2-methyl-1-benzofuran-3-yl)ethanone?

1-(5-hydroxy-2-methyl-1-benzofuran-3-yl)ethanone has molecular formula C11H10O3 and molecular weight 190.19500 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(5-hydroxy-2-methyl-1-benzofuran-3-yl)ethanone (CAS 28241-99-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1513198-8 (accessed 2026-10-25).

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