3-(4-Chloro-1H-pyrazol-1-yl)-7-(4-methyl-5-phenyl-2H-1,2,3-triazol-2-yl)-2H-chromen-2-one CAS 35867-91-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 35867-91-5 |
| Molecular Formula | C21H14ClN5O2 |
| Molecular Weight | 403.82 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3-(4-Chloro-1H-pyrazol-1-yl)-7-(4-methyl-5-phenyl-2H-1,2,3-triazol-2-yl)-2H-chromen-2-one (CAS 35867-91-5) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C21H14ClN5O2. Molecular weight: 403.82 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C21H14ClN5O2 |
| Molecular Weight | 403.82 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 5 |
Related Chloro Standards
- N-(9-Chloro-2-(furan-2-yl)-[1,2,4]triazolo[1,5-c]quinazolin-5-yl)-2-phenylacetamide (CAS 183721-15-5)
- 2-(2-(4-((3-Chloro-2-methylphenyl)amino)-4-oxobutanoyl)hydrazine-1-carbonyl)benzoic acid (CAS 315675-95-7)
- 3-Chloro-2-({4-methyl-5-[2-(1H-1,2,4-triazol-1-yl)propan-2-yl]-4H-1,2,4-triazol-3-yl}sulfanyl)-5-(trifluoromethyl)pyridine (CAS 339026-48-1)
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Recommended Standards
- 2-(4-Chlorophenyl)-N-(4-nitrophenyl)quinoline-4-carboxamide (CAS 332157-08-1)
- N-[(2H-1,3-Benzodioxol-5-yl)methyl]-2-[4-(4-chlorophenyl)-2-methyl-3-oxo-1,2,4-oxadiazolidin-5-yl]acetamide (CAS 478033-71-5)
- 2-(4-Chlorophenyl)-N-(3-nitrophenyl)quinoline-4-carboxamide (CAS 332157-42-3)
- 1,5-Dibromo-3-fluoro-2-nitrobenzene (CAS 1416070-81-9)
- N-[1-(4-Ethyl-5-mercapto-4H-[1,2,4]triazol-3-yl)-ethyl]-benzamide (CAS 737807-13-5)
- 6-Chloro-3-(trifluoromethyl)pyridin-2(1H)-one (CAS 76041-78-6)
- 1,9-Diiodononane (CAS 24613-65-8)
- 1-Benzyl-4-(4-bromopyridin-3-yl)piperazine 1774897-09-4 (CAS 1774897-09-4)
- 3,4-Dibromo-1-phenyl-1H-pyrrol-2(5H)-one (CAS 1706439-90-8)
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