Methyl 3-Amino-5-methylthiophene-2-carboxylate CAS 76575-71-8
| CAS No. | 76575-71-8 |
| Molecular Formula | C7H9NO2S |
| Molecular Weight | 171.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies Methyl 3-Amino-5-methylthiophene-2-carboxylate (CAS 76575-71-8), a certified reference material (molecular formula C7H9NO2S, MW 171.22 g/mol) for analytical method development and quality control.
Based on its molecular formula C7H9NO2S, Methyl 3-Amino-5-methylthiophene-2-carboxylate contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 171.22 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures Methyl 3-Amino-5-methylthiophene-2-carboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
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.) | 1978 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 3-Amino-N-(thiazol-2-yl)propanamide (CAS 1016878-45-7)
- 2-Amino-N-ethyl-1,3-thiazole-4-carboxamide (CAS 1019115-37-7)
- Methyl 5-amino-4-methylthiophene-2-carboxylate (CAS 1023655-30-2)
- 3-(2-Amino-1,3-thiazol-4-yl)propanamide (CAS 1105192-78-6)
- 3-Amino-6-ethyl-2-thioxo-2,3-dihydropyrimidin-4(1H)-one (CAS 1206969-66-5)
- Methyl 5-amino-2-methylthiophene-3-carboxylate (CAS 1239942-97-2)
- (S)-3-amino-3-(thiophen-2-yl)propanoic acid (CAS 131829-50-0)
- 2-Amino-N-(thiazol-5-ylmethyl)acetamide (CAS 1353960-83-4)
Recommended Standards
- Methyl 2-Amino-4-methylthiophene-3-carboxylate (CAS 4651-98-3)
- Methyl 4-Amino-5-methylthiophene-2-carboxylate (CAS 501082-56-0)
- Methyl 2-amino-2-(thiophen-3-yl)acetate (CAS 791546-62-8)
- methyl 4-amino-5-methyl-thiophene-3-carboxylate (CAS 81528-48-5)
- Gold, (4-methylbenzenethiolato)(triphenylphosphine)- (CAS 121860-53-5)
- Triphenylamine (CAS 603-34-9)
- 2-Phenylbutyrylurea (CAS 90-49-3)
- 3-Ethyl-6-hydroxyindolin-2-one (CAS 1707563-45-8)
- 2-Fluoro-6-(furan-2-yl)benzoic acid (CAS 1261990-22-0)
- Ethyl 2-(2-oxopyridin-1(2H)-yl)propanoate (CAS 1446704-75-1)
- 8,9-Dimethoxy-3-methyl-[1,2,4]triazolo[3,4-a]isoquinoline (CAS 28401-89-0)
- (3S,4S)-tert-butyl 3-(benzyl(benzyloxycarbonyl)amino)-4-ethoxypyrrolidine-1-carboxylate (CAS 708273-39-6)
- 1-(4-Chlorophenyl)-N-(2-fluorobenzyl)-5-(pyridin-4-yl)-1H-1,2,3-triazole-4-carboxamide (CAS 1251672-01-1)
- Semaglutide Impurity 145 (CAS CATO-C4X-2226145)
Why CATO?
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