Methyl 1-cyclopropyl-7-methyl-4-oxo-2-thioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-5-carboxylate CAS 938012-31-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 938012-31-8 |
| Molecular Formula | C13H13N3O3S |
| Molecular Weight | 291.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 1-cyclopropyl-7-methyl-4-oxo-2-thioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-5-carboxylate (CAS 938012-31-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H13N3O3S. Molecular weight: 291.33 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H13N3O3S |
| Molecular Weight | 291.33 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.) | 1987 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 7-Cyclopropyl-1-ethyl-4-oxo-2-thioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-5-carboxylic acid (CAS 938002-51-8)
- N-(2-Cyclopropyl-2-hydroxypropyl)-2,6-difluorobenzenesulfonamide (CAS 1286732-60-2)
- N-(3-Cyclopropyl-3-hydroxypropyl)-2,6-difluorobenzenesulfonamide (CAS 1396687-36-7)
- N-(3-Cyclopropyl-3-hydroxypropyl)-3,4-difluorobenzenesulfonamide (CAS 1396815-94-3)
- 2-[3-(Cyclopropyl-methyl-amino)-pyrrolidin-1-yl]-ethanol (CAS 1353985-89-3)
- N-Cyclopropyl-3-(1H-indazol-5-yl)-4-methylbenzamide (CAS 651780-47-1)
- N-Cyclopropyl-3-(1H-indazol-6-yl)-4-methylbenzamide (CAS 651780-03-9)
- N-[5-cyclopropyl-3-(3-fluorophenyl)-1H-pyrazol-4-yl]-2-methylpropanamide (CAS 1190260-34-4)
Recommended Standards
- Methyl (4-(2-oxo-2-(phenylamino)ethyl)thiazol-2-yl)carbamate (CAS 946313-49-1)
- Methyl 4-(((4-amino-6-oxo-1,6-dihydropyrimidin-2-yl)thio)methyl)benzoate (CAS 500202-76-6)
- Ethyl 2-(3-phenylureido)thiazole-4-carboxylate (CAS 313273-81-3)
- 4-([1,4'-Bipiperidin]-4-ylethynyl)-N-((1r,3r)-3-(3-chloro-4-cyanophenoxy)-2,2,4,4-tetramethylcyclobutyl)benzamide (CAS 2316837-23-5)
- 2,2,2-Trifluoro-N-(6-hydroxyhexyl)acetamide (CAS 40248-34-8)
- 4-Bromo-2-fluoronicotinic acid (CAS 1256790-84-7)
- 1-Phenyl-3-((1-phenyl-1H-tetrazol-5-yl)methyl)urea (CAS 109442-38-8)
- 2-(4-Methoxyphenyl)-4-oxo-1,4-dihydroquinoline-6-carboxylic acid (CAS 90034-46-1)
- 2-((2-(Allyloxy)naphthalen-1-yl)methylene)malononitrile (CAS 866134-87-4)
- Peptide YY (13-36) (canine, mouse, porcine, rat) (CAS 86895-09-2)
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