5-Amino-1-benzofuran-2-carboxylic acid CAS 42933-44-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 42933-44-8 |
| Molecular Formula | C9H7NO3 |
| Molecular Weight | 177.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Amino-1-benzofuran-2-carboxylic acid (CAS 42933-44-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H7NO3. Molecular weight: 177.16 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H7NO3 |
| Molecular Weight | 177.16 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.) | 1969 |
| Nitrogen Atoms | 1 |
Related Amino Standards
- 4-Amino-7-methylpteridine 5-oxide (CAS 1010-55-5)
- 4-Amino-1H-pyrrolo[2,3-c]pyridine-3-carboxylic acid (CAS 1190309-73-9)
- 3-Amino-1H-pyrrolo[2,3-c]pyridine-7-carboxylic acid (CAS 1190310-11-2)
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- 3-Amino-1H-pyrrolo[3,2-b]pyridine-5-carboxylic acid (CAS 1190317-13-5)
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Recommended Standards
- 5-Amino-1,4-dihydroquinoxaline-2,3-dione (CAS 76097-87-5)
- 5-Amino-1H-benzo[d]imidazole-2-carboxylic acid (CAS 372953-13-4)
- 5-Acetylbenzo[d]oxazol-2(3H)-one (CAS 54209-84-6)
- Ethyl 6-bromo-5-methylimidazo[1,2-a]pyridine-2-carboxylate (CAS 859787-40-9)
- 8-Oxo-5,6,7,8-tetrahydroquinoline-2-carboxylic acid (CAS 238755-39-0)
- Mitiglinide Impurity 1 (CAS 1470-99-1)
- 3,3-Dimethyl-2-phenylbutanoic acid (CAS 13490-70-5)
- 4-Methyl-N-(pyridin-3-ylmethyl)pyridin-3-amine (CAS 1342631-76-8)
- 5-(3,5-Difluorophenyl)-1,3-oxazole (CAS 1235340-39-2)
- Sperm Peptide P10G (H-2424.0001) (CAS 137353-73-2)
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