4-(3-Chlorophenyl)-1H-pyrazol-5-amine CAS 95750-97-3
| CAS No. | 95750-97-3 |
| Molecular Formula | C9H8ClN3 |
| Molecular Weight | 193.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4-(3-Chlorophenyl)-1H-pyrazol-5-amine is closely related to a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
4-(3-Chlorophenyl)-1H-pyrazol-5-amine (CAS 95750-97-3) is a high-purity analytical reference standard with the molecular formula C9H8ClN3 and a molecular weight of 193.63 g/mol.
Based on its molecular formula C9H8ClN3, 4-(3-Chlorophenyl)-1H-pyrazol-5-amine contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 193.63 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-(3-Chlorophenyl)-1H-pyrazol-5-amine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H8ClN3 |
| Molecular Weight | 193.63 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.) | 1984 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chlorophenyl Standards
- 4-(2-Chlorophenyl)-4-oxobutyronitrile (CAS 135595-17-4)
- 1-(4-chlorophenyl)-1H-pyrazol-4-amine (CAS 14044-28-1)
- 1-(2-chlorophenyl)-1H-pyrazol-4-amine (CAS 14060-57-2)
- 2-(3-Chlorophenyl)-3-oxobutanenitrile (CAS 14123-79-6)
- 1-(2-Chlorophenyl)-1h-pyrazol-5-amine (CAS 14678-96-7)
- 1-(4-Chlorophenyl)-1h-pyrazol-5-amine (CAS 14678-97-8)
- 1-(3-Chlorophenyl)-1h-pyrazol-5-amine (CAS 15001-15-7)
- 3-(4-Chlorophenyl)-4-methyl-4h-1,2,4-triazole (CAS 168968-40-9)
Recommended Standards
- 4-(3-chloro-2-oxopropyl)benzonitrile (CAS 62043-70-3)
- 4-(3-Chlorophenyl)-4-oxobutanenitrile (CAS 34555-37-8)
- 4-(2-Chlorophenyl)-1,2-dihydro-3h-pyrazol-3-imine (CAS 95750-98-4)
- 4-(4-Chlorophenyl)-1,3-dihydro-2h-imidazol-2-imine (CAS 60472-18-6)
- 2-(((2-Aminoethyl)thio)methyl)-6-isopropylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 1144454-29-4)
- Methyl 6-iodobenzofuran-2-carboxylate (CAS 1300026-63-4)
- 5-ethynyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine (CAS 865365-87-3)
- 2-Methyl-1-oxo-1,2-dihydroisoquinoline-3-carboxylic Acid (CAS 89806-32-6)
- N,N-Dibenzyl-2,3-epoxypropylamine, 97% (CAS 88285-82-9)
- 1-(2,3-Dimethylphenyl)-1H-pyrrole-2-carbaldehyde (CAS 37560-46-6)
- (6-IOdo-pyridin-3-yl)-dimethyl-amine (CAS 1935039-87-4)
- tert-Butyl 4-phenyl-3,6-dihydro-2H-pyridine-1-carboxylate (CAS 186347-72-8)
- 1-Methyl-2-(4-nitrophenyl)-1,2,3,4-tetrahydroquinolin-4-ol (CAS 918165-55-6)
- (Pro3)-Gastric Inhibitory Polypeptide (human) trifluoroacetate salt (CAS 299898-52-5)
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