1-(4-Chlorophenyl)-3-methyl-1H-pyrazole CAS 27301-77-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 27301-77-5 |
| Molecular Formula | C10H9ClN2 |
| Molecular Weight | 192.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(4-Chlorophenyl)-3-methyl-1H-pyrazole (CAS 27301-77-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C10H9ClN2. Molecular weight: 192.64 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C10H9ClN2 |
| Molecular Weight | 192.64 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| 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.) | 1964 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chlorophenyl Standards
- 1-(3-Chlorophenyl)-5-methyl-1H-pyrazole (CAS 1247358-87-7)
- 1-(2-Chlorophenyl)-5-methyl-1H-pyrazole (CAS 1247358-96-8)
- 4-(3-Chlorophenyl)-1-methyl-1H-pyrazole (CAS 1266991-19-8)
- 1-(3-Chlorophenyl)-4-methyl-1H-pyrazole (CAS 154396-09-5)
- 1-(2-chlorophenyl)-3-methyl-1H-pyrazole (CAS 1613303-64-2)
- (4E)-5-(4-Chlorophenyl)penta-1,4-dien-3-one, E (CAS 1613309-12-8)
- 1-(4-Chlorophenyl)-5-methyl-1H-pyrazole (CAS 671182-58-4)
- 1-[(2-chlorophenyl)methyl]-1H-pyrazole (CAS 202344-35-2)
Recommended Standards
- 1-(4-Chlorobenzyl)-1H-imidazole (CAS 42032-27-9)
- 1-(4-(Chloromethyl)phenyl)-1H-imidazole (CAS 789445-30-3)
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- 4-((6-Methoxy-3,4-dihydroisoquinolin-2(1h)-yl)methyl)thiazol-2(3h)-imine (CAS 1219828-25-7)
- 5-(2-Chloro-5-fluorophenyl)nicotinic acid (CAS 1346692-26-9)
- N1,N1-dimethyl-1-(4-(trifluoromethyl)phenyl)ethane-1,2-diamine (CAS 884504-58-9)
- Ethyl 5-((4-fluorophenyl)carbamoyl)-1,3,4-thiadiazole-2-carboxylate (CAS 1142210-68-1)
- Methyl (S)-3-(((benzyloxy)carbonyl)amino)-2-((tert-butoxycarbonyl)amino)propanoate (CAS 61040-22-0)
- 2U62Q3CF4S 4533-96-4 4-Chloro-2-nitrophenylsulphonyl chloride EINECS 224-875-5 UNII-2U62Q3CF4S 4-Chloro-2-nitrophenylsulfonyl chloride (CAS 4533-96-4)
- Semaglutide-d15 (CAS 910463-68-2(non-labelled))
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