Acetaminophen Impurity I
SIAL/PHR1973 - Pharmaceutical Secondary Standards; Certified Reference Material
Synonym: 2′-Hydroxyacetophenone; 2′-Hydroxyacetophenone; 2-Acetylphenol
CAS Number: 118-93-4
Empirical Formula (Hill Notation): C8H8O2
Molecular Weight: 136.15
MDL Number: MFCD00002219
Linear Formula: HOC6H4COCH3
Product Type: Chemical
| application(s) | pharmaceutical (small molecule) |
| bp | 213 °C/717 mmHg (lit.) |
| CofA | current certificate can be downloaded |
| density | 1.131 g/mL at 25 °C (lit.) |
| 1.133 g/mL at 20 °C | |
| format | neat |
| grade | certified reference material |
| pharmaceutical secondary standard | |
| InChI | 1S/C8H8O2/c1-6(9)7-4-2-3- |
| InChI key | JECYUBVRTQDVAT-UHFFFAOYSA |
| mp | 3-6 °C (lit.) |
| Quality Level | 300  |
| refractive index | n |
| SMILES string | CC(=O)c1ccccc1O |
| storage temp. | 2-30°C |
| technique(s) | gas chromatography (GC): suitable |
| HPLC: suitable | |
| vapor density | 4.7 (vs air) |
| vapor pressure | ~0.2 mmHg ( 20 °C) |
| 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 LRAB2777 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. |
| Recommended products: | Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial . |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 2 |
| Flash Point(F) | 222.8 °F - closed cup |
| Flash Point(C) | 106 °C - closed cup |
| bp | 213 °C/717 mmHg (lit.) |
| mp | 3-6 °C (lit.) |
| Density | 1.133 g/mL at 20 °C; 1.131 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| Storage Temp. | 2-30°C |
| UNSPSC | 41116107 |