3-Chloro-2-(3,4-dichlorophenyl)-5-phenyl-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine CAS 477858-78-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 477858-78-9 |
| Molecular Formula | C19H9Cl3F3N3 |
| Molecular Weight | 442.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Chloro-2-(3,4-dichlorophenyl)-5-phenyl-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine (CAS 477858-78-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C19H9Cl3F3N3. Molecular weight: 442.65 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C19H9Cl3F3N3 |
| Molecular Weight | 442.65 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
- Chloro(ethynyldiphenylphosphine)gold (CAS 148696-06-4)
- 1-(4-Chloro-5-methyl-3-(1,2,2,2-tetrafluoro-1-(perfluoropropoxy)ethyl)-1H-pyrazol-1-yl)ethan-1-one (CAS 231301-31-8)
- 1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-3-phenyl-6-(trifluoromethyl)-1H-pyrazolo[4,3-b]pyridine (CAS 339106-67-1)
- N'-[3-(2-Chloro-6-fluorophenyl)-5-methyl-1,2-oxazole-4-carbonyl]-6-(trifluoromethyl)pyridine-3-carbohydrazide (CAS 1092346-16-1)
- 5-Chloro-N-(2,4-difluorophenyl)-2-oxo-1-(4-(trifluoromethyl)benzyl)-1,2-dihydropyridine-3-carboxamide (CAS 338977-82-5)
- 5-Chloro-N-(2,4-difluorophenyl)-6-oxo-1-(3-(trifluoromethyl)benzyl)-1,6-dihydropyridine-3-carboxamide (CAS 339024-18-9)
- 4-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)(methyl)amino)-5-methyl-2-(4-nitrobenzyl)-2,4-dihydro-3H-1,2,4-triazol-3-one (CAS 860786-15-8)
- N-(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}ethyl)-2-[(1,3-dioxo-2,3-dihydro-1H-isoindol-2-yl)oxy]acetamide (CAS 339096-77-4)
Recommended Standards
- 1,3-Dimethoxy-1,1,3,3-tetraphenyldisiloxane (CAS 94593-08-5)
- 5-(3-Chlorophenyl)-2-(3,4-dichlorophenyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine (CAS 477848-55-8)
- Dibenzo[b,d]thiophen-4-yltriphenylsilane (CAS 18866-39-2)
- 6-Cinnamyl-5-methyl-2-(methylthio)-[1,2,4]triazolo[1,5-a]pyrimidin-7(1H)-one (CAS 860786-00-1)
- Tetrabromobisphenol A-13C12 (CAS 1352876-39-1)
- 2-Chloroethyl-d (CAS 93709-60-5)
- 4-Isobutoxy-3-methoxy-benzoic acid (CAS 3535-35-1)
- Methyl 4,5,6,7-tetrahydrothieno[2,3-c]pyridine-2-carboxylate (CAS 1259287-72-3)
- 1-(2-Iodoethyl)-3-(trifluoromethyl)benzene (CAS 178685-07-9)
- Semaglutide impurity 84 (CAS CATO-C4X-222684)
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