6-Chloro-1-methyl-2-(methylthio)pyrimidin-4(1H)-one CAS 6943-36-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 6943-36-8 |
| Molecular Formula | C20H18N2O6S H3N |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Chloro-1-methyl-2-(methylthio)pyrimidin-4(1H)-one (CAS 6943-36-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H18N2O6S H3N. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H18N2O6S H3N |
| Molecular Weight | 431.46 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
- Zn in water quality (CAS CATO-CQCM102196)
- 7-Methyl-2,7-diazaspiro[4.4]Nonane-1,3-dione (CAS 1341919-15-0)
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- Dicyclohexylamine (R)-2-((tert-butoxycarbonyl)amino)-3-cyclopropylpropanoate (CAS 89483-09-0)
- (5-Isobutyl-6-(trifluoromethyl)pyridin-3-yl)boronic acid (CAS 2225175-20-0)
- 2-Chloro-2,3,3-Trifluorocyclobutanone (CAS 695-41-0)
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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