6-Chloro-N2-methyl-5-(methylsulfanyl)-N4-(propan-2-yl)pyrimidine-2,4-diamine CAS 55921-78-3
| 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
CATO manufactures 6-Chloro-N2-methyl-5-(methylsulfanyl)-N4-(propan-2-yl)pyrimidine-2,4-diamine 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.
6-Chloro-N2-methyl-5-(methylsulfanyl)-N4-(propan-2-yl)pyrimidine-2,4-diamine (CAS 55921-78-3) is a high-purity analytical reference standard with the molecular formula C9H15ClN4S and a molecular weight of 246.76 g/mol.
Based on its molecular formula C9H15ClN4S, 6-Chloro-N2-methyl-5-(methylsulfanyl)-N4-(propan-2-yl)pyrimidine-2,4-diamine contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 246.76 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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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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