2158-91-0 2-benzoyl-4-nitrobenzoic acid DTXSID80357867 CAS 2158-91-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2158-91-0 |
| Molecular Formula | C14H9NO5 |
| Molecular Weight | 271.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2158-91-0 2-benzoyl-4-nitrobenzoic acid DTXSID80357867 (CAS 2158-91-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H9NO5. Molecular weight: 271.22 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H9NO5 |
| Molecular Weight | 271.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
Related benzoyl Standards
- 4-Benzoyl-N-[(1Z)-(methoxyimino)methyl]-1H-pyrrole-2-carboxamide (CAS 338977-04-1)
- 2-Benzoyl-N-phenylhydrazine-1-carbothioamide (CAS 13153-01-0)
- 3-Benzoyl-6-methyl-4,5,6,7-tetrahydro-1-benzothiophen-2-amine (CAS 50508-69-5)
- 7-Benzoyl-5-chloroindolin-2-one (CAS 61085-27-6)
- 2-Benzoyl-5-chloro-3-methyl-1-benzofuran (CAS 303145-32-6)
- 4-Benzoyl-N-(sec-butyl)-1H-pyrrole-2-carboxamide (CAS 478040-29-8)
- 1-Benzoyl-3-(2-hydroxyphenyl)thiourea (CAS 53514-41-3)
- 3-Benzoyl-5-phenylfuran-2(3H)-one (CAS 59624-49-6)
Recommended Standards
- Methyl 4-(difluoromethoxy)-5-methoxy-1h-indole-2-carboxylate (CAS 926199-54-4)
- 2,5-Dioxopyrrolidin-1-yl ((3R,3aS,6aR)-hexahydrofuro[2,3-B]furan-3-yl) carbonate (CAS 253265-97-3)
- Methyl 3,4,5-trimethoxy-2-nitrobenzoate (CAS 5081-42-5)
- 2-Methyl-DL-proline Methyl Ester (CAS 51098-47-6)
- N-[2-[(Aminocarbonyl)amino]ethyl]-carbamic Acid 1,1-dimethylethyl Ester (CAS 1359949-34-0)
- 1-Ethyl-1H-1,2,4-triazole-5-carboxamide (CAS 106535-38-0)
- 1-((Benzyloxy)methyl)pyrimidine-2,4(1H,3H)-dione (CAS 80140-15-4)
- 4-chloro-6-phenyl-2-(thiophen-2-yl)pyrimidine (CAS 1155152-85-4)
- Naphazoline Impurity 10 (CAS CATO-C4X-144010)
- Tau Peptide (268-282) trifluoroacetate salt (CAS 330456-37-6)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com