4-Chloro-1H-pyrazole-3-carbonitrile CAS 33064-35-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 33064-35-6 |
| Molecular Formula | C4H2ClN3 |
| Molecular Weight | 127.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Chloro-1H-pyrazole-3-carbonitrile (CAS 33064-35-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H2ClN3. Molecular weight: 127.53 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H2ClN3 |
| Molecular Weight | 127.53 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) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1966 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
- 4-Chloro-1H-imidazole-5-carbonitrile (CAS 1333380-68-9)
- 4-Chloro-1H-pyrazole-5-carbonitrile (CAS 36650-75-6)
- 4-Chloro-3-methylpyridine (CAS 1681-36-3)
- 2-Chloro-3-methylpyridine (CAS 18368-76-8)
- 3-Chloro-5-methylpyridine (CAS 19230-55-8)
- 3-Chloro-2-methylpyridine (CAS 72093-03-9)
- 3-Chloro-4-methylpyridine (CAS 72093-04-0)
- 5-Chloro-2-methylpyridine (CAS 72093-07-3)
Recommended Standards
- 4-Chlorofuran-2-carbonitrile (CAS 1399657-96-5)
- 5-Chlorofuran-2-carbonitrile (CAS 57240-59-2)
- 3-(Trimethylsilyl)prop-2-yn-1-amine (CAS 70052-55-0)
- 3,5-Dichloro-N,N-diphenylaniline (CAS 1329428-05-8)
- 3-(9-((4-Acetyl-3-hydroxy-2-propylphenoxy)methyl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)propanoic acid (CAS 112668-65-2)
- Azlocillin Impurity 6 (CAS CATO-C4X-23206)
- 2-((6-Ethyl-4-oxo-3-phenyl-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)thio)acetic acid (CAS 406199-75-5)
- 2-{[4-(dimethylamino)phenyl]formamido}propanoic acid (CAS 1396965-20-0)
- 5,10,15,20-Tetra (4-pyridyl) porphyrin iron (CAS 14651-91-3)
- Fragment-[3-31]-Liraglutide (CAS CATO-C4X-199232)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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