5-chloro-7-methyl-1-tetrahydropyran-2-yl-pyrazolo[4,3-d]pyrimidine CAS 2821753-28-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2821753-28-8 |
| Molecular Formula | C11H13ClN4O |
| Molecular Weight | 252.70 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-chloro-7-methyl-1-tetrahydropyran-2-yl-pyrazolo[4,3-d]pyrimidine (CAS 2821753-28-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H13ClN4O. Molecular weight: 252.70 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H13ClN4O |
| Molecular Weight | 252.70 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2003 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related chloro Standards
- N-(5-CHloro-2-methylphenyl)-5-oxo-2-pyrrolidinecarboxamide (CAS 1008480-29-2)
- N-(3-chloro-4-methylphenyl)-5-oxopyrrolidine-2-carboxamide (CAS 1009340-97-9)
- 4-(7-Chloro-1-methyl-1H-benzo[d]imidazol-2-yl)butanoic acid (CAS 1048922-59-3)
- N-(4-Chloro-2-methylphenyl)-5-oxoprolinamide (CAS 1048971-81-8)
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Recommended Standards
- 5-Chloro-3-phenyl-1H-indole-2-carbonitrile (CAS 24139-17-1)
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- 2-Amino-1-((S)-3-((cyclopropylmethyl)amino)piperidin-1-yl)-3-methylbutan-1-one (CAS 1354026-39-3)
- 5,5,8,8-Tetramethyl-5,6,7,8-tetrahydronaphthalene-2-carbonyl chloride (CAS 104224-50-2)
- (R)-1-(3-Methylthiophen-2-yl)ethan-1-ol (CAS 224622-10-0)
- 1H-INDOLE, 7-FLUORO- 387-44-0 7-FLUORO-1H-INDOLE 7-Fluoroindole AS02114 BUTTPARK 24\07-35 (CAS 387-44-0)
- Vericiguat Impurity 41 (CAS CATO-C4X-289641)
- Ethyl (2-carbamoyl-1H-pyrrol-1-yl)carbamate (CAS 1379337-32-2)
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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