5-Amino-4-cyano-1-(3-chlorophenyl)-3-methylpyrazole CAS 107842-57-9
| CAS No. | 107842-57-9 |
| Molecular Formula | C11H9ClN4 |
| Molecular Weight | 232.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 5-Amino-4-cyano-1-(3-chlorophenyl)-3-methylpyrazole (C11H9ClN4) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 232.67 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
5-Amino-4-cyano-1-(3-chlorophenyl)-3-methylpyrazole (CAS 107842-57-9), molecular formula C11H9ClN4 and molecular weight 232.67 g/mol, is a CATO reference standard with documented purity and traceability.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 5-Amino-4-cyano-1-(3-chlorophenyl)-3-methylpyrazole 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 | C11H9ClN4 |
| Molecular Weight | 232.67 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.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Amino Standards
- (2-Amino-5-chlorophenyl)(pyridin-4-yl)methanone (CAS 105192-42-5)
- 5-Amino-1-(2-chlorophenyl)-3-methyl-1H-pyrazole-4-carbonitrile (CAS 107856-31-5)
- 5-Amino-1-(5-chloro-2-methylphenyl)-1H-pyrazole-4-carbonitrile (CAS 1159678-51-9)
- 5-Amino-1-(2-chloro-6-methylphenyl)-1H-pyrazole-4-carbonitrile (CAS 1159678-59-7)
- (2-Amino-4-chloropyridin-3-yl)(phenyl)methanone (CAS 1203510-05-7)
- 5-Amino-1-(3-chloro-2-methylphenyl)-1H-pyrazole-4-carbonitrile (CAS 1207832-99-2)
- 2-(3-Amino-4-chloro-1h-pyrazol-1-yl)-n-(2-methoxyethyl)acetamide (CAS 1344066-59-6)
- 5-Amino-1-(4-chloro-3-methylphenyl)-1H-pyrazole-4-carbonitrile (CAS 1823265-73-1)
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- N-(4,6-Dichloro-1,3,5-triazin-2-yl)acetamide (CAS 59881-63-9)
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