Benzoic Acid impurity 7 CAS 83432-87-5
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 83432-87-5 |
| Molecular Formula | C21H17N3O4 |
| Molecular Weight | 375.38 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Benzoic Acid impurity 7 (CAS 83432-87-5) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C21H17N3O4. Molecular weight: 375.38 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C21H17N3O4 |
| Molecular Weight | 375.38 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 3 |
Related Benzoic Standards
- 2-Phenyl Benzoic Anhydride (CAS 33813-33-1)
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- (S)-Benzoic acid 7R-methyl-1R-(1R,4R,5-trimethyl-hex-2-enyl)-octahydro-inden-4-yl ester (CAS 68702-86-3)
- Benzoic acid, 4-[3-amino-1-oxo-3-[4-(pentyloxy)phenyl]-2-propen-1-yl]-, methyl ester (CAS 849371-69-3)
- Benzoic Acid impurity 5 (CAS CATO-C4X-28455)
- Benzoic acid, 4-[bis[(1,1-dimethylethoxy)carbonyl]amino]-2-chloro-, methyl ester (CAS 1196073-25-2)
- Benzoic Acid, 2,2'-(1,2-ethanediyl)bis[6-methoxy-,dimethylester] (CAS 365543-17-5)
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Recommended Standards
- Gadobutrol impurity 159 (CAS 2892260-33-0)
- Nortadalafil (CAS 171596-36-4)
- Nimodipine impurity 41 (CAS CATO-C4X-138541)
- Norfloxacin Impurity 60 (CAS CATO-C4X-146860)
- Bumetanide Impurity 41 (CAS 20532-06-3)
- 2,5-Dihydro-2,5-dimethoxy-2-dimethoxymethylfuran (CAS 59906-91-1)
- 1-(3-Cyclopentyl-1-methyl-1h-1,2,4-triazol-5-yl)-N-methylethan-1-amine (CAS 1343226-03-8)
- Stigmasterol (CAS 83-48-7)
- 4-((4,5-Dichloropyridin-3-yl)sulfonyl)morpholine (CAS 1352502-10-3)
- Insulin Degludec Impurity 8 (CAS CATO-C4X-21578)
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