Ethyl 2-amino-4-(3-nitrophenyl)thiophene-3-carboxylate CAS 433701-34-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 433701-34-9 |
| Molecular Formula | C13H12N2O4S |
| Molecular Weight | 292.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 2-amino-4-(3-nitrophenyl)thiophene-3-carboxylate (CAS 433701-34-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H12N2O4S. Molecular weight: 292.31 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H12N2O4S |
| Molecular Weight | 292.31 g/mol |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- Ethyl 2-amino-4-(2-nitrophenyl)thiophene-3-carboxylate (CAS 1038336-19-4)
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- 2-(2-Amino-4-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)thiazol-5-yl)acetic acid (CAS 887031-24-5)
- 2-(3-Amino-benzenesulfonylamino)-benzoic acid (CAS 55990-13-1)
- Ethyl 2-amino-4-(4-nitrophenyl)thiophene-3-carboxylate (CAS 312727-66-5)
- Ethyl 3-amino-5-(3-nitrophenyl)thiophene-2-carboxylate (CAS 730949-83-4)
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Recommended Standards
- Ethyl 2-(6,7-dimethoxy-2-oxo-1,2,3,4-tetrahydroquinolin-3-yl)acetate (CAS 5415-50-9)
- Ethyl 2-(3-methyl-4-nitrophenyl)thiazole-4-carboxylate (CAS 885278-57-9)
- Benzyldiphenylphosphine oxide (CAS 2959-74-2)
- Methyl 4-formyl-1,2,5-trimethyl-1H-pyrrole-3-carboxylate (CAS 175276-49-0)
- 3-(3-Amino-5,6-dihydrocyclopenta[c]pyrazol-2(4H)-yl)propanenitrile (CAS 56112-89-1)
- tert-butyl (5,7-dimethyl-1H-indol-6-yl)carbamate (CAS CATO-C3D-263258)
- 2-(2-Bromo-6-cyano-4-(difluoromethyl)pyridin-3-yl)acetic acid (CAS 1805357-07-6)
- Nicosulfuron (CAS 111991-09-4)
- Methyl 9-(((2R,3R,4R,5S,6R)-3-(1,3-dioxoisoindolin-2-yl)-4,5-dihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)nonanoate (CAS 106445-25-4)
- Galanin-Like Peptide (rat) trifluoroacetate salt (CAS 245114-97-0)
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