4-Hydroxybenzofuran-3(2H)-one
4-羟基苯并呋喃-3(2H)-酮
Also known as: 4-Hydroxy-3(2H)-benzofuranone, 4-Hydroxy-1-benzofuran-3(2H)-one, 4-Hydroxycoumarane-3-one, 3(2H)-Benzofuranone, 4-hydroxy-
4-Hydroxybenzofuran-3(2H)-one (CAS 19278-81-0) 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 4-Hydroxy-3(2H)-benzofuranone, 4-Hydroxy-1-benzofuran-3(2H)-one and 4-Hydroxycoumarane-3-one. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 19278-81-0
- Jingsj CID
- J-1521259-5
- Molecular Formula
- C8H6O3
- Chinese Name
- 4-羟基苯并呋喃-3(2H)-酮
- Molecular Weight
- 150.13100 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quoteFrequently Asked Questions
What is the CAS number of 4-Hydroxybenzofuran-3(2H)-one?
The CAS number of 4-Hydroxybenzofuran-3(2H)-one is 19278-81-0.
What are the molecular formula and molecular weight of 4-Hydroxybenzofuran-3(2H)-one?
4-Hydroxybenzofuran-3(2H)-one 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:
How to cite: Jingsj. "4-Hydroxybenzofuran-3(2H)-one (CAS 19278-81-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1521259-5 (accessed 2026-10-23).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.