(4-Chloro-3-methyl-1H-pyrazol-1-yl)methanol CAS 202842-95-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 202842-95-3 |
| Molecular Formula | C5H7ClN2O |
| Molecular Weight | 146.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (4-Chloro-3-methyl-1H-pyrazol-1-yl)methanol (CAS 202842-95-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C5H7ClN2O. Molecular weight: 146.57 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C5H7ClN2O |
| Molecular Weight | 146.57 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2014 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 2-(4-Chloro-1h-pyrazol-1-yl)ethan-1-ol (CAS 1003992-83-3)
- (4-Chloro-1-methyl-1h-pyrazol-3-yl)methanol (CAS 1017783-29-7)
- 5-Chloro-3-isopropyl-1,2,4-oxadiazole (CAS 1188446-92-5)
- 3-Chloro-5-isopropyl-1,2,4-oxadiazole (CAS 1243250-26-1)
- (2-Chloro-1-methyl-1H-imidazol-5-yl)methanol (CAS 1256562-03-4)
- (2-Chloro-4-methyloxazol-5-yl)methanamine (CAS 1260672-34-1)
- (4-Chloro-1-methyl-1h-pyrazol-5-yl)methanol (CAS 1310379-29-3)
- 2-chloro-5-isopropyl-1,3,4-oxadiazole (CAS 1368687-66-4)
Recommended Standards
- (1S,2S)-3-Chlorocyclohexa-3,5-diene-1,2-diol (CAS 65986-73-4)
- (5-Chloro-1-methyl-1H-imidazol-2-yl)methanol (CAS 334893-99-1)
- (1R,5R)-1-(Chloromethyl)-3-oxabicyclo[3.1.0]hexan-2-one (CAS 256469-67-7)
- 2-Chloro-4-(trifluoromethyl)pyridin-1-ium-1-olate (CAS 164464-58-8)
- Pirimicarb-desamido-desmethyl (CAS 78195-30-9)
- (S)-Ethyl 2-((tert-butoxycarbonyl)amino)-4-iodobutanoate (CAS 162955-20-6)
- Oxaprozin Lophine (CAS 484-47-9)
- Methylbis[(4-nitrophenyl)methyl]amine (CAS 32578-23-7)
- 5-Chloro-1-(prop-2-yn-1-yl)quinolin-2(1H)-one (CAS 1420793-56-1)
- Semaglutide Impurity 155 (x TFA Salt) (CAS CATO-C4X-2226155)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com