4-Nitrobenzoic Acid
SIAL/PHR2339 - Pharmaceutical Secondary Standard; Certified Reference Material
Synonym: 4-Nitrobenzoic acid; Benzocaine impurity E (PhEur)
CAS Number: 62-23-7
Empirical Formula (Hill Notation): C7H5NO4
Molecular Weight: 167.12
MDL Number: MFCD00007352
Linear Formula: O2NC6H4CO2H
Product Type: Chemical
agency | traceable to USP 1466572 |
form | powder |
grade | certified reference material |
pharmaceutical secondary standard | |
InChI | 1S/C7H5NO4/c9-7(10)5-1-3- |
InChI key | OTLNPYWUJOZPPA-UHFFFAOYSA |
mp | 237-240 °C (lit.) |
packaging | pkg of 100 mg |
SMILES string | OC(=O)c1ccc(cc1)[N+]([O-] |
storage temp. | 2-30°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 LRAC5312 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 | H302 - H315 - H319 - H341 - H351 - H361fd |
Precautionary statements | P202 - P264 - P301 + P312 - P302 + P352 - P305 + P351 + P338 - P308 + P313 |
WGK Germany | WGK 1 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
mp | 237-240 °C (lit.) |
Storage Temp. | 2-30°C |
UNSPSC | 41116107 |