4-(3-Chloro-4-methylphenyl)-3-methyl-1H-pyrazole CAS 1956380-90-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1956380-90-7 |
| Molecular Formula | C11H11ClN2 |
| Molecular Weight | 206.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(3-Chloro-4-methylphenyl)-3-methyl-1H-pyrazole (CAS 1956380-90-7) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C11H11ClN2. Molecular weight: 206.67 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C11H11ClN2 |
| Molecular Weight | 206.67 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- ethyl 2-chloro-5-methyl-3-oxohexanoate (CAS 1033707-35-5)
- 4-Chloro-5-methyl-3-p-tolyl-1H-pyrazole (CAS 106365-49-5)
- 3-Chloro-N,N-dimethylisoquinolin-1-amine (CAS 1079651-09-4)
- Ethyl 3-chloro-5-methyl-2-oxohexanoate (CAS 111055-64-2)
- 8-Chloro-1,2,3,4-tetrahydrodibenzo[b,d]furan (CAS 112255-25-1)
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- 2-Chloro-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridine-3-carbonitrile (CAS 115248-58-3)
- 4-chloro-2-[(cyclopropylmethyl)amino]benzonitrile (CAS 1153005-78-7)
Recommended Standards
- 1-(6-Chloropyridin-3-yl)-cyclopentanecarbonitrile (CAS 1935572-80-7)
- 8-Chloro-2,3,4,5-tetrahydro-1h-pyrido[4,3-b]indole (CAS 19685-84-8)
- 2-(3-Chloropropyl)quinazoline (CAS 1934527-68-0)
- 3-(3-Acetyl-2-methyl-5-phenyl-1H-pyrrol-1-yl)propanoic acid (CAS 396123-28-7)
- 6-Ethoxy-2-(ethylthio)pyrimidin-4(1H)-one (CAS 61636-11-1)
- Atomoxetine Impurity 18 (CAS CATO-C4X-155018)
- Methyl 2-(2-acetylphenyl)acetate (CAS 16535-88-9)
- 2-(4'-Hydroxy-[1,1'-biphenyl]-2-yl)acetic acid (CAS 1176610-22-2)
- 3-Amino-8-hydroxy-2-pentylquinazolin-4(3H)-one (CAS 106377-77-9)
- Semaglutide impurity 106 (CAS CATO-C4X-2226106)
Why CATO?
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