对乙酰氨基酚杂质 B，CAS 登记号 1693-37-4，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，下游主要用于医药中间体及原料药。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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ACETAMINOPHEN IMPURITY B · CAS 1693-37-4 · C9H11NO2. UNII I729P6N0P7.
| CAS Registry Number | 1693-37-4 |
|---|---|
| PubChem CID | 74325 |
| Molecular formula | C9H11NO2 |
| IUPAC name | N-(4-hydroxyphenyl)propanamide |
| UNII (FDA) | I729P6N0P7 |
| Molecular Weight | 165.19 |
|---|---|
| XLogP3 | 1.3 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 2 |
| Exact Mass | 165.078978594 |
| Monoisotopic Mass | 165.078978594 |
| Topological Polar Surface Area | 49.3 |
| Heavy Atom Count | 12 |
| Formal Charge | 0 |
| Reported hazard statements | H302 (100%) |
|---|
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
P264, P270, P301+P317, P330, and P501 (click each P-code to see the statement)
Parapropamol; 1693-37-4; N-(4-Hydroxyphenyl)propanamide; DTXSID7046419; I729P6N0P7; DTXCID5026419; para-hydroxypropionanilide; RefChem:169999; 216-894-2; N-(4-Hydroxyphenyl)propionamide; 4-Propionamidophenol; Acetaminophen impurity B; Paracetamol EP Impurity B; MFCD00791257; 4'-Hydroxypropionanilid; Propanamide, N-(4-hydroxyphenyl)-
CAS 1693-37-4; molecular formula C9H11NO2; molecular weight — g/mol.
Parapropamol, 1693-37-4, N-(4-Hydroxyphenyl)propanamide, DTXSID7046419, I729P6N0P7, DTXCID5026419.
Hazard statements reported: H302.
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.