5-氰基苯酞，CAS 登记号 82104-74-3，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-Cyanophthalide · CAS 82104-74-3 · C9H5NO2. UNII B8XZJ4L2MB.
| CAS Registry Number | 82104-74-3 |
|---|---|
| PubChem CID | 821218 |
| Molecular formula | C9H5NO2 |
| IUPAC name | 1-oxo-3H-2-benzofuran-5-carbonitrile |
| UNII (FDA) | B8XZJ4L2MB |
| Molecular Weight | 159.14 |
|---|---|
| XLogP3 | 0.5 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 159.032028402 |
| Monoisotopic Mass | 159.032028402 |
| Topological Polar Surface Area | 50.1 |
| Heavy Atom Count | 12 |
| Formal Charge | 0 |
| GHS notification summary | 4.7% (2 / 43) |
|---|
| GHS notification summary | 4.7% (2 / 43) |
|---|---|
| Reported hazard statements | H302 (95.3%), H312 (95.3%), H332 (95.3%) |
This chemical does not meet GHS hazard criteria for 4.7% (2 of 43) of reports.
H302 (95.3%): Harmful if swallowed [Warning Acute toxicity, oral]
5-Cyanophthalide; 1,3-Dihydro-1-oxoisobenzofuran-5-carbonitrile; EINECS 279-900-2; EC 279-900-2; RefChem:414434; 279-900-2; 82104-74-3; 1-Oxo-1,3-dihydroisobenzofuran-5-carbonitrile; 1-oxo-3H-2-benzofuran-5-carbonitrile; 5-Isobenzofurancarbonitrile, 1,3-dihydro-1-oxo-; 1-oxo-1,3-dihydro-2-benzofuran-5-carbonitrile; MFCD01072882; 5-Cyanophthalide, 97%; AKOS015836116; AC-5340; EN300-396646
CAS 82104-74-3; molecular formula C9H5NO2; molecular weight — g/mol.
5-Cyanophthalide, 1,3-Dihydro-1-oxoisobenzofuran-5-carbonitrile, EINECS 279-900-2, EC 279-900-2, RefChem:414434, 279-900-2.
4.7% of GHS notifications report no hazard classification (2 of 43).
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.