6-Methyl-5-thioxodihydropyrimidine-2,4(1H,3H)-dione CAS 6939-61-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 6939-61-3 |
| Molecular Formula | C20H22N6O2S |
| Molecular Weight | 410.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 6-Methyl-5-thioxodihydropyrimidine-2,4(1H,3H)-dione (CAS 6939-61-3) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C20H22N6O2S. Molecular weight: 410.49 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C20H22N6O2S |
| Molecular Weight | 410.49 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 6 |
| Sulfur Atoms | 1 |
Related Methyl Standards
Recommended Standards
- 5-Amino-N-(3,4-dimethoxyphenyl)-7-thia-1,9-diazatetracyclo[9.2.2.0^{2,10}.0^{4,8}]pentadeca-2,4(8),5,9-tetraene-6-carboxamide (CAS 728888-49-1)
- Diethyl 1-(4-(methylthio)phenyl)-5-phenyl-1H-pyrazole-3,4-dicarboxylate (CAS 96722-83-7)
- 4-((Anthracen-9-ylmethylene)amino)-3-(2-methoxyphenyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 478256-55-2)
- 5-Hydroxy-2,3-dihydropyrrolo[2,1-b]quinazolin-9(1H)-one (CAS 35214-95-0)
- 2-Phenyl-4,5-dihydro-1H-imidazole-4-carboxylic acid (CAS 1033753-80-8)
- 6’-O-cinnamoyl harpagide (CAS 1245572-24-0)
- Sodium 4-(trifluoromethoxy)benzenesulfinate (CAS 500708-47-4)
- 3-(Dimethylamino)-1,2-bis(4-methoxyphenyl)-2-propen-1-one 66521-59-3 7674AE C19H21NO3 (CAS 66521-59-3)
- (E)-N-(2-Nitrophenyl)-1-{N'-[(3E)-6,6,6-trifluoro-5-oxohexan-3-ylidene]hydrazinecarbonyl}methanecarbohydrazonoyl cyanide (CAS 477870-79-4)
- D-Asp9-Tirzepatide (CAS CATO-CPTD788923)
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