4-amino-5-cyano-2-hydroxybenzoic acid CAS 72817-93-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 72817-93-7 |
| Molecular Formula | C8H6N2O3 |
| Molecular Weight | 178.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-amino-5-cyano-2-hydroxybenzoic acid (CAS 72817-93-7) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C8H6N2O3. Molecular weight: 178.14 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C8H6N2O3 |
| Molecular Weight | 178.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 4,6-Dihydroxycoumarin (CAS 30992-75-7)
- 4-Cyano-3-nitrobenzyl alcohol (CAS 89939-36-6)
- 4,5-Dihydroxy-2H-chromen-2-one (CAS 30992-74-6)
- 3-(Morpholinomethyl)-5-(pyridin-3-yl)-1,3,4-oxadiazole-2(3H)-thione (CAS 105491-65-4)
- (4-Methoxybenzyl)isoxazol-3-amine (CAS 1269530-62-2)
- 3-Chloro-1H-pyrrolo[2,3-b]pyridine-4-carbaldehyde (CAS 1159982-12-3)
- Hexasulfan (CAS 4239-24-1)
- 5-Allyl-6-methyl-N-(4-nitrophenyl)-2-phenylpyrimidin-4-amine (CAS 330819-79-9)
- Diisopropyl(1H,1H,2H,2H-perfluorohexyl)silane (CAS 356056-13-8)
- Ephrin-A2-Selective YSA-Peptide (CAS 532441-10-4)
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