Ethyl 4-amino-5-methylthieno[2,3-d]pyrimidine-6-carboxylate CAS 60598-74-5
| CAS No. | 60598-74-5 |
| Molecular Formula | C10H11N3O2S |
| Molecular Weight | 237.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Ethyl 4-amino-5-methylthieno[2,3-d]pyrimidine-6-carboxylate is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Ethyl 4-amino-5-methylthieno[2,3-d]pyrimidine-6-carboxylate (CAS 60598-74-5), molecular formula C10H11N3O2S and molecular weight 237.28 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C10H11N3O2S, Ethyl 4-amino-5-methylthieno[2,3-d]pyrimidine-6-carboxylate contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 237.28 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Ethyl 4-amino-5-methylthieno[2,3-d]pyrimidine-6-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 | C10H11N3O2S |
| Molecular Weight | 237.28 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 2-Amino-n-methylquinoline-6-sulfonamide (CAS 1248033-89-7)
- Methyl 2-amino-4-(1-methyl-1h-pyrazol-4-yl)thiophene-3-carboxylate (CAS 1249622-16-9)
- Methyl 2-amino-3-cyano-4,7-dihydrothieno[2,3-c]pyridine-6(5H)-carboxylate (CAS 1251623-68-3)
- Methyl 5-amino-3,4-dimethylthieno[2,3-c]pyridazine-6-carboxylate (CAS 1451998-35-8)
- N-{[5-(2-amino-1,3-thiazol-4-yl)-2-furyl]methyl}acetamide (CAS 150208-26-7)
- 2-Amino-N-(6-methoxybenzo[d]thiazol-2-yl)acetamide (CAS 1573548-46-5)
- 2-(5-Amino-1-methyl-3-(thiophen-2-yl)-1H-pyrazol-4-yl)acetic acid (CAS 1707563-37-8)
- 5-Amino-2-(((4-methylthiazol-2-yl)methyl)amino)pyrimidin-4(1H)-one (CAS 77961-51-4)
Recommended Standards
- Ethyl (2E)-2-cyano-3-[(4-methyl-1,3-thiazol-2-yl)amino]prop-2-enoate (CAS 871926-00-0)
- Levopimaric Acid 2-Amino-2-methyl-1-propanol (CAS 6980-90-1)
- Diethyl hexylphosphoramidate (CAS 53247-00-0)
- Methyl 7-amino-2-ethylthieno[2,3-b]pyrazine-6-carboxylate (CAS 2123445-32-7)
- 6'-Methoxy-3,4,5,6-tetrahydro-2,3'-bipyridine (CAS 1352508-67-8)
- 1,3-Difluoro-5-iodo-2-nitrobenzene (CAS 147808-40-0)
- 2-(2-Methoxyphenyl)oxazole-4-carbaldehyde (CAS 885274-27-1)
- Methyl 5-bromo-4-cyano-2-(difluoromethyl)benzoate (CAS 1807213-22-4)
- Diethyl 1,3-dioxolane-4,5-dicarboxylate (CAS 159652-88-7)
- Bumetanide Impurity 57 (CAS CATO-C4X-198657)
- 1-(3-Fluoro-5-nitrophenyl)ethan-1-one (CAS 7087-61-8)
- 1-Methyl-3-phenyl-1h-thieno[2,3-c]pyrazole-5-carboxylic acid (CAS 25252-47-5)
- cis-Methyl-3-(aminomethyl)-3-fluorocyclobutane-1-carboxylate (CAS 2580204-65-3)
- Semaglutide Impurity 18 (CAS 1671100-14-3)
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 18665070610 / Nicole.chen@cato-chem.com