5-Hydroxy-3(2H)-benzofuranone

5-羟基-3(2H)-苯并呋喃酮

Also known as: 3(2H)-Benzofuranone,5-hydroxy-, 5-Hydroxybenzofuran-3(2H)-one, 5-Hydroxy-1-benzofuran-3-one, 5-Hydroxy-benzofuran-3-one, 5-hydroxy-2,3-dihydro-1-benzofuran-3-one, 5-hydroxy-3-coumaranone

5-Hydroxy-3(2H)-benzofuranone (CAS 19278-82-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H6O3 and a molecular weight of 150.13100 g/mol. It is also known as 3(2H)-Benzofuranone,5-hydroxy-, 5-Hydroxybenzofuran-3(2H)-one and 5-Hydroxy-1-benzofuran-3-one. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 19278-82-1
Jingsj CID: J-1521260-7
Molecular Formula: C₈H₆O₃
Chinese Name: 5-羟基-3(2H)-苯并呋喃酮
Molecular Weight: 150.13100 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-Hydroxy-3(2H)-benzofuranone?

The CAS number of 5-Hydroxy-3(2H)-benzofuranone is 19278-82-1.

What are the molecular formula and molecular weight of 5-Hydroxy-3(2H)-benzofuranone?

5-Hydroxy-3(2H)-benzofuranone has molecular formula C8H6O3 and molecular weight 150.13100 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. "5-Hydroxy-3(2H)-benzofuranone (CAS 19278-82-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1521260-7 (accessed 2026-10-23).

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