5-氯-1,2-苯并异噻唑-3(2H)-酮，CAS 登记号 4337-43-3，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于有机化学品。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
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5-chloro-1,2-benzisothiazol-3(2H)-one · CAS 4337-43-3 · C7H4ClNOS. UNII EI9I6I0I4X.
| CAS Registry Number | 4337-43-3 |
|---|---|
| PubChem CID | 78040 |
| Molecular formula | C7H4ClNOS |
| IUPAC name | 5-chloro-1,2-benzothiazol-3-one |
| UNII (FDA) | EI9I6I0I4X |
| Molecular Weight | 185.63 |
|---|---|
| XLogP3 | 1.9 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 184.9702126 |
| Monoisotopic Mass | 184.9702126 |
| Topological Polar Surface Area | 54.4 |
| Heavy Atom Count | 11 |
| Formal Charge | 0 |
| Regulatory & Food Contact | FDA Cumulative Estimated Daily Intake (CEDI): FCS |
|---|---|
| GHS notification summary | 97.4% (37 / 38) |
| GHS notification summary | 97.4% (37 / 38) |
|---|
This chemical does not meet GHS hazard criteria for 97.4% (37 of 38) of all reports.
Reported as not meeting GHS hazard criteria by 37 of 38 companies (only 2.6% companies provided GHS information). For more detailed information, please visit ECHA C&L website.
5-Chloro-1,2-benzisothiazol-3(2H)-one; 5-Chloro-1,2-benzisothiazolin-3-one; EINECS 224-385-1; 5-Chloro-1,2-benzisothiazolone; UNII-EI9I6I0I4X; 1,2-Benzisothiazol-3(2H)-one, 5-chloro-; 1,2-Benzisothiazolin-3-one, 5-chloro-; EI9I6I0I4X; 5-CHLOROBENZISOTHIAZOLONE; 5-CHLOROBENZOISOTHIAZOLINE-3-ONE; DTXSID90195833; RefChem:102260; DTXCID30118324; 4337-43-3; 5-chloro-1,2-benzothiazol-3-one; 5-Chlorobenzo[d]isothiazol-3(2H)-one
CAS 4337-43-3; molecular formula C7H4ClNOS; molecular weight — g/mol.
5-Chloro-1,2-benzisothiazol-3(2H)-one, 5-Chloro-1,2-benzisothiazolin-3-one, EINECS 224-385-1, 5-Chloro-1,2-benzisothiazolone, UNII-EI9I6I0I4X, 1,2-Benzisothiazol-3(2H)-one, 5-chloro-.
Documented regulatory listings: FDA Cumulative Estimated Daily Intake (CEDI): FCS.
97.4% of GHS notifications report no hazard classification (37 of 38).
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.