Ethyl 3-amino-4-methoxy-1-benzothiophene-2-carboxylate CAS 77373-52-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 77373-52-5 |
| Molecular Formula | C12H13NO3S |
| Molecular Weight | 251.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 3-amino-4-methoxy-1-benzothiophene-2-carboxylate (CAS 77373-52-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H13NO3S. Molecular weight: 251.30 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H13NO3S |
| Molecular Weight | 251.30 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, 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.) | 1979 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 4-Amino-N,N-dimethylquinoline-6-sulfonamide (CAS 1023816-17-2)
- 5-[(4-amino-3,5-dimethyl-1H-pyrazol-1-yl)methyl]thiophene-2-carboxylic acid (CAS 1245808-13-2)
- 1-[4-(2-Amino-4-fluorophenyl)-1,4-diazepan-1-yl]ethanone (CAS 1275755-68-4)
- Ethyl 2-amino-4-(1-methyl-1H-pyrazol-4-yl)thiophene-3-carboxylate (CAS 1306466-20-5)
- Ethyl 3-amino-5-methoxybenzo[b]thiophene-2-carboxylate (CAS 181285-06-3)
- 2-((5-Amino-1H-benzo[d]imidazol-2-yl)thio)ethyl acetate (CAS 89029-04-9)
- 3-Amino-1-[4-(4-fluorophenyl)piperazin-1-yl]propan-1-one (CAS 938515-35-6)
- 4-Amino-2-fluoro-N-(1-methyl-4-piperidyl)benzamide (CAS 957855-54-8)
Recommended Standards
- Ethyl 2-amino-4-(5-methyl-2-furyl)thiophene-3-carboxylate, 97% (CAS 378196-87-3)
- Ethyl 3-methyl-4H-benzo[b][1,4]thiazine-2-carboxylate 1-oxide (CAS 339108-38-2)
- Ethyl 2-amino-3-cyano-4,7-dihydrothieno[2,3-c]pyridine-6(5H)-carboxylate (CAS 724704-21-6)
- 2-Oxocyclooctane-1-carboxylic acid (CAS 166337-88-8)
- Didodecyl carbonate (CAS 6627-45-8)
- 2-(3-Chloro-4-methoxyphenyl)-2H-benzo[d][1,2,3]triazol-5-amine (CAS 380584-27-0)
- 4-(2-Aminoethyl)-5-(propan-2-yl)-4h-1,2,4-triazole-3-thiol hydrochloride (CAS 1354953-74-4)
- Iopromide Impurity N39 (CAS CATO-C4X-2120139)
- (E)-3-(4-Isopropylbenzylidene)indolin-2-one (CAS 210303-05-2)
- Semaglutide Impurity 180 (CAS CATO-C4X-2226180)
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