5-Chloro-benzofuran-3-one (CAS 3261-05-0) — formula C8H5ClO2, molecular weight 168.57; category organic chemicals.
5-Chloro-benzofuran-3-one (CAS 3261-05-0) is a chemical raw material in the organic chemicals category. Its molecular formula C8H5ClO2 comprises 8 C, 5 H, 1 Cl, 2 O atoms. Its molecular weight is about 168.57. Reported physicochemical data: LogP about 2.1. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 3261-05-0 |
|---|---|
| Molecular Formula | C8H5ClO2 |
| Molecular Weight | 168.57 |
| LogP | 2.1 |
| Category | Organic Chemicals |
5-Chloro-benzofuran-3-one is a carbon-based organic compound with CAS registry number 3261-05-0 and molecular formula C8H5ClO2 (molecular weight 168.57), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 3261-05-0
Its molecular formula C8H5ClO2 comprises 8 C, 5 H, 1 Cl, 2 O atoms.
Also known as: 5-Chloro-benzofuran-3-one · 5-氯苯并呋喃3-酮
Category: organic chemicals
The CAS registry number of 5-Chloro-benzofuran-3-one is 3261-05-0.
Molecular formula C8H5ClO2, molecular weight 168.57.
It is also registered under: 5-Chloro-benzofuran-3-one, 5-氯苯并呋喃3-酮.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 5-Chloro-benzofuran-3-one (CAS 3261-05-0), compiled from public chemistry databases.
| CAS Registry Number | 3261-05-0 |
|---|---|
| PubChem CID | 3711352 |
| Molecular formula | C8H5ClO2 |
| IUPAC name | 5-chloro-1-benzofuran-3-one |
| UNII (FDA) | Z334863058 |
| Molecular Weight | 168.57 |
|---|---|
| XLogP3 | 2.1 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 167.9978071 |
| Monoisotopic Mass | 167.9978071 |
| Topological Polar Surface Area | 26.3 |
| Heavy Atom Count | 11 |
5-chloro-2,3-dihydro-1-benzofuran-3-one; RefChem:534348; 997-521-7; 5-chlorobenzofuran-3-one; 3261-05-0; 5-Chloro-benzofuran-3-one; 5-CHLOROBENZOFURAN-3(2H)-ONE; 5-chloro-1-benzofuran-3-one; 5-Chloro-3-Benzofuranone; 3(2H)-BENZOFURANONE, 5-CHLORO-; 5-chloro-1-benzofuran-3(2H)-one; MFCD00091066; 5-Chlorobenzo[b]furan-3(2H)-one; SCHEMBL69423; orb3022564; 5-chloro-benzofuran-3(2h)-one
| Reported hazard statements | H315 (100%), H319 (100%), H335 (100%) |
|---|
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
5-Chloro-benzofuran-3-one · CAS 3261-05-0 · C8H5ClO2. UNII Z334863058.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 5-氯苯并呋喃3-酮