7-(Difluoromethyl)-5-(p-tolyl)pyrazolo[1,5-a]pyrimidine-3-carbonyl chloride CAS 862657-67-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 862657-67-8 |
| Molecular Formula | C15H10ClF2N3O |
| Molecular Weight | 321.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-(Difluoromethyl)-5-(p-tolyl)pyrazolo[1,5-a]pyrimidine-3-carbonyl chloride (CAS 862657-67-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C15H10ClF2N3O. Molecular weight: 321.71 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C15H10ClF2N3O |
| Molecular Weight | 321.71 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
Related Difluoromethyl Standards
- 2-(2-(Difluoromethyl)-4-(trifluoromethyl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2795101-96-9)
- Ethyl 7-(difluoromethyl)-5-phenyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 438217-88-0)
- 2-[4-(difluoromethyl)-3-methyl-6-(1-methyl-1h-pyrazol-4-yl)-1h-pyrazolo[3,4-b]pyridin-1-yl]acetic acid (CAS 1006444-93-4)
- methyl 7-(difluoromethyl)-5-(4-fluorophenyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 677294-57-4)
- Ethyl 3-((2-(difluoromethyl)-1H-benzo[d]imidazol-1-yl)methyl)-1,2,4-oxadiazole-5-carboxylate (CAS 1018166-57-8)
- 3-[7-(difluoromethyl)-5-(1-methyl-1h-pyrazol-4-yl)-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl]propanoic acid (CAS 1172979-07-5)
- 3-[7-(difluoromethyl)-5-(1-methyl-1H-pyrazol-3-yl)[1,2,4]triazolo[1,5-a]pyrimidin-2-yl]propanoic acid (CAS 1174867-81-2)
- 2-(Difluoromethyl)-3-nitro-6-(trifluoromethoxy)pyridine-5-carbonyl chloride (CAS 1804438-48-9)
Recommended Standards
- 6-Chloro-N-(2,4-difluorophenyl)-2H-chromene-3-carboxamide (CAS 338760-32-0)
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- 3-Chloro-5-methoxy-4-[(3-nitrobenzyl)oxy]benzaldehyde (CAS 428502-97-0)
- 1-Bromo-3-(3,3,3-trifluoropropyl)benzene (CAS 1099597-60-0)
- Tert-butyl 2-cyclobutyl-4-oxo-1,3,8-triazaspiro[4.5]Dec-2-ene-8-carboxylate (CAS 1707580-81-1)
- 8-Methyl-2-vinylquinoline (CAS 52322-00-6)
- 4-Bromo-2-(((2-methoxybenzyl)amino)methyl)phenol (CAS 1232796-50-7)
- Tert-butyl 6-amino-3',6'-dihydro-[3,4'-bipyridine]-1'(2'H)-carboxylate (CAS 1279030-84-0)
- 1-Amino-1H-pyrrole-2,5-dione (CAS 37770-94-8)
- Biotinyl-Neuropeptide Y (human, rat) trifluoroacetate salt (CAS 213779-13-6)
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