Ethyl 2-Aminothiophene-3-carboxylate CAS 31891-06-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 31891-06-2 |
| Molecular Formula | C7H9NO2S |
| Molecular Weight | 171.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 2-Aminothiophene-3-carboxylate (CAS 31891-06-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C7H9NO2S. Molecular weight: 171.22 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C7H9NO2S |
| Molecular Weight | 171.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- Ethyl 4-aminothiophene-3-carboxylate (CAS 158460-99-2)
- Ethyl 3-aminothiophene-2-carboxylate (CAS 31823-64-0)
- Ethyl 4-aminothiophene-2-carboxylate (CAS 67998-24-7)
- Ethyl 5-aminothiophene-2-carboxylate (CAS 67318-11-0)
- Ethyl 5-aminothiophene-3-carboxylate (CAS 385785-52-4)
- 5-Aminothiophene-2-sulfonamide (CAS 17510-79-1)
- 4-Aminothiophene-2-sulfonamide (CAS 17510-80-4)
- methyl 4-aminothiophene-3-carboxylate (CAS 69363-85-5)
Recommended Standards
- Ethyl 2-(thiazol-5-yl)acetate (CAS 858487-08-8)
- Ethyl 2-methyl-1,3-thiazole-4-carboxylate (CAS 6436-59-5)
- Alpha-toluenesulfonamide (CAS 4563-33-1)
- (2-Isopropyl-4,5-dimethoxyphenyl) methanol (CAS 1448464-64-9)
- Octahydro-4-hydroxy-δ,7a-dimethyl-1H-indene-1-pentanoic Acid Methyl Ester (CAS 122958-43-4)
- N-(4-bromophenyl)-N-(3-nitrobenzyl)benzamide (CAS 332163-53-8)
- 4769-97-5 4-Nitroindole 1H-Indole,4-nitro;4-Nitro-1H-indole BCP21164 (CAS 4769-97-5)
- (2-Ethoxyethyl)diphenylphosphine oxide (CAS 4336-75-8)
- Pyridoxine /Vitamin B6 Impurity 46 (CAS CATO-C4X-187746)
- Gastrin Tetrapeptide (CAS 1947-37-1)
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