4-(3-Chloroprop-1-yn-1-yl)-1-phenyl-1h-pyrazole CAS 1178712-99-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1178712-99-6 |
| Molecular Formula | C12H9ClN2 |
| Molecular Weight | 216.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(3-Chloroprop-1-yn-1-yl)-1-phenyl-1h-pyrazole (CAS 1178712-99-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H9ClN2. Molecular weight: 216.67 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H9ClN2 |
| Molecular Weight | 216.67 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- (1Z)-3-(4-chloro-3-methyl-1H-pyrazol-1-yl)-N'-hydroxy-2-methylpropanimidamide (CAS 1174905-89-5)
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- 4-Chloro-6,7-dimethyl-quinoline-3-carbonitrile (CAS 1017788-74-7)
- 5-Bromo-3-methyl-2-(pyrrolidin-3-yloxy)pyridine (CAS 1289269-60-8)
- n,4-Dimethyl-3-nitropyridin-2-amine (CAS 102627-56-5)
- (R)-4-(4-Bromophenyl)pyrrolidin-2-one (CAS 1353143-39-1)
- 2-Methyl-3-(n-methylsulfamoyl)benzoic acid (CAS 1343675-33-1)
- 2-[methyl(4-nitrophenyl)amino]ethan-1-ol (CAS 18226-16-9)
- Ethyl 2,3,3-trifluorobutanoate (CAS 1219589-17-9)
- Tirzepatide Impurity 47 (CAS CATO-C4X-324047)
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