6-Chloro-N2-methyl-5-(methylsulfanyl)-N4-(propan-2-yl)pyrimidine-2,4-diamine CAS 55921-78-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 55921-78-3 |
| Molecular Formula | C9H15ClN4S |
| Molecular Weight | 246.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Chloro-N2-methyl-5-(methylsulfanyl)-N4-(propan-2-yl)pyrimidine-2,4-diamine (CAS 55921-78-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H15ClN4S. Molecular weight: 246.76 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H15ClN4S |
| Molecular Weight | 246.76 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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.) | 1972 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- (1R, 3S, 4S)-2-Aza-bicyclo[2.2.1]heptane-3-carboxylic acid methyl ester (CAS 1499193-74-6)
- Lansoprazole EP Impurity D (CAS 102976-62-5)
- (1E)-2-(1H-benzimidazol-2-yl)-1-phenylethanone oxime (CAS 451515-45-0)
- N-(2-Chloro-4-nitrophenyl)-2-((4-(4-chlorophenyl)-3-cyano-6-phenylpyridin-2-yl)thio)acetamide (CAS 332163-95-8)
- [Tyr0] Fibrinopeptide A, human (CAS 103226-11-5)
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