2-[(对硝基苯基)偶氮]乙酰乙酰苯胺，CAS 登记号 1657-16-5，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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2-[(p-nitrophenyl)azo]acetoacetanilide · CAS 1657-16-5 · C16H14N4O4. UNII PT9Z8AT7KS.
| CAS Registry Number | 1657-16-5 |
|---|---|
| PubChem CID | 74258 |
| Molecular formula | C16H14N4O4 |
| IUPAC name | 2-[(4-nitrophenyl)diazenyl]-3-oxo-N-phenylbutanamide |
| UNII (FDA) | PT9Z8AT7KS |
| Molecular Weight | 326.31 |
|---|---|
| XLogP3 | 3.4 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 6 |
| Rotatable Bond Count | 5 |
| Exact Mass | 326.10150494 |
| Monoisotopic Mass | 326.10150494 |
| Topological Polar Surface Area | 117 |
| Heavy Atom Count | 24 |
| Formal Charge | 0 |
| GHS notification summary | 100% (71 / 71) |
|---|
| GHS notification summary | 100% (71 / 71) |
|---|
This chemical does not meet GHS hazard criteria for 100% (71 of 71) of all reports.
Reported as not meeting GHS hazard criteria by 71 of 71 companies. For more detailed information, please visit ECHA C&L website.
2-[(p-Nitrophenyl)azo]acetoacetanilide; 2-((p-Nitrophenyl)azo)acetoacetanilide; Butanamide, 2-[(4-nitrophenyl)azo]-3-oxo-N-phenyl-; Butanamide, 2-((4-nitrophenyl)azo)-3-oxo-N-phenyl-; Butanamide, 2-(2-(4-nitrophenyl)diazenyl)-3-oxo-N-phenyl-; Butanamide, 2-[2-(4-nitrophenyl)diazenyl]-3-oxo-N-phenyl-; RefChem:449964; Butanamide, 2-(4-nitrophenyl)azo-3-oxo-N-phenyl-; 216-754-0; 1657-16-5; Hansa Yellow 13G; Eljon Yellow 5G; Fast Yellow 11J; Carnelio Yellow 5G; Irgalite Yellow 5G; Recolite Yellow 5G
CAS 1657-16-5; molecular formula C16H14N4O4; molecular weight — g/mol.
2-[(p-Nitrophenyl)azo]acetoacetanilide, 2-((p-Nitrophenyl)azo)acetoacetanilide, Butanamide, 2-[(4-nitrophenyl)azo]-3-oxo-N-phenyl-, Butanamide, 2-((4-nitrophenyl)azo)-3-oxo-N-phenyl-, Butanamide, 2-(2-(4-nitrophenyl)diazenyl)-3-oxo-N-phenyl-, Butanamide, 2-[2-(4-nitrophenyl)diazenyl]-3-oxo-N-phenyl-.
100% of GHS notifications report no hazard classification (71 of 71).
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.