Acetaminophen Impurity E
SIAL/PHR1971 - Pharmaceutical Secondary Standard; Certified Reference Material
Synonym: 4′-Hydroxyacetophenone; 4′-Hydroxyacetophenone; 4-
CAS Number: 99-93-4
Empirical Formula (Hill Notation): C8H8O2
Molecular Weight: 136.15
MDL Number: MFCD00002359
Linear Formula: HOC6H4COCH3
Product Type: Chemical
agency | traceable to BP 770 |
application(s) | pharmaceutical (small molecule) |
bp | 147-148 °C/3 mmHg (lit.) |
CofA | current certificate can be downloaded |
format | neat |
grade | certified reference material |
pharmaceutical secondary standard | |
InChI | 1S/C8H8O2/c1-6(9)7-2-4-8( |
InChI key | TXFPEBPIARQUIG-UHFFFAOYSA |
mp | 109-111 °C (lit.) |
Quality Level | 300 ![]() |
SMILES string | CC(=O)c1ccc(O)cc1 |
storage temp. | 2-30°C |
technique(s) | gas chromatography (GC): suitable |
HPLC: suitable |
Analysis Note: | These secondary standards offer multi-traceability to the USP, EP and BP primary standards, where they are available. |
Footnote: | To see an example of a Certificate of Analysis for this material enter LRAB2776 in the Documents slot below. This is an example certificate only and may not be the lot that you receive. |
General description: | Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards |
Other Notes: | This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis. |
Symbol | ![]() |
Signal word | Warning |
Hazard statements | H319 - H412 |
Precautionary statements | P264 - P273 - P280 - P305 + P351 + P338 - P337 + P313 - P501 |
RIDADR | NONH for all modes of transport |
WGK Germany | WGK 1 |
Flash Point(F) | 330.8 °F |
Flash Point(C) | 166 °C |
bp | 147-148 °C/3 mmHg (lit.) |
mp | 109-111 °C (lit.) |
Storage Temp. | 2-30°C |
UNSPSC | 12352200 |