ACETAMINOPHEN IMPURITY B (CAS 1693-37-4) — formula C9H11NO2, molecular weight 165.19; category pharmaceutical intermediates and APIs.
ACETAMINOPHEN IMPURITY B (CAS 1693-37-4) is a chemical raw material in the pharmaceutical intermediates and APIs category. Its molecular formula C9H11NO2 comprises 9 C, 11 H, 1 N, 2 O atoms. Its molecular weight is about 165.19. Reported physicochemical data: LogP about 1.3. 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 | 1693-37-4 |
|---|---|
| Molecular Formula | C9H11NO2 |
| Molecular Weight | 165.19 |
| LogP | 1.3 |
| Category | Pharmaceutical Intermediates & APIs |
ACETAMINOPHEN IMPURITY B is a pharmaceutical intermediate or API compound with CAS registry number 1693-37-4 and molecular formula C9H11NO2 (molecular weight 165.19), belonging to the pharmaceutical intermediates and APIs segment of chemical raw materials.
CAS number: 1693-37-4
Its molecular formula C9H11NO2 comprises 9 C, 11 H, 1 N, 2 O atoms.
Also known as: ACETAMINOPHEN IMPURITY B · 对乙酰氨基酚杂质 B
Category: pharmaceutical intermediates and APIs
The CAS registry number of ACETAMINOPHEN IMPURITY B is 1693-37-4.
Molecular formula C9H11NO2, molecular weight 165.19.
It is also registered under: ACETAMINOPHEN IMPURITY B, 对乙酰氨基酚杂质 B.
Category: Pharmaceutical Intermediates & APIs.
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 ACETAMINOPHEN IMPURITY B (CAS 1693-37-4), compiled from public chemistry databases.
| 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 |
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)-
| 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)
ACETAMINOPHEN IMPURITY B · CAS 1693-37-4 · C9H11NO2. UNII I729P6N0P7.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 对乙酰氨基酚杂质 B