5-Chlorobenzofuran-3(2H)-one
5-氯苯并呋喃-3(2H)-酮
Also known as: 5-Chloro-3-benzofuranone, 5-Chlorobenzofuran-3-one, 5-Chloro-1-benzofuran-3(2H)-one, 5-Chloro-2,3-dihydro-1-benzofuran-3-one, 5-Chlorocoumaran-3-one, 5-Chloro-2,3-dihydro-3-oxobenzo[b]furan, 5-Chloro-3(2H)-benzofuranone, 5-Chlor-benzofuran-3-on
- CAS No.
- 3261-05-0
- Jingsj CID
- J-1316216-0
- Molecular Formula
- C8H5ClO2
- Chinese Name
- 5-氯苯并呋喃-3(2H)-酮
- Molecular Weight
- 168.57700 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Boiling Point | 304.3ºC at 760 mmHg |
|---|---|
| Density | 1.428 g/cm3 |
| Flash Point | 145.6ºC |
Frequently Asked Questions
What is the CAS number of 5-Chlorobenzofuran-3(2H)-one?
3261-05-0
What are the molecular formula and molecular weight of 5-Chlorobenzofuran-3(2H)-one?
C8H5ClO2, molecular weight 168.57700 g/mol
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026