3-Chloro-4,5-dimethylisoxazole CAS 17281-07-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 17281-07-1 |
| Molecular Formula | C5H6ClNO |
| Molecular Weight | 131.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Chloro-4,5-dimethylisoxazole (CAS 17281-07-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H6ClNO. Molecular weight: 131.56 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H6ClNO |
| Molecular Weight | 131.56 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 1961 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
- 4-Chloro-1-methyl-1h-pyrazol-3-amine (CAS 1006349-08-1)
- 4-Chloro-3,5-dimethylisoxazole (CAS 10557-86-5)
- 4-Chloro-1-methyl-1H-pyrazol-5-amine (CAS 105675-84-1)
- 4-Chloro-5-methyl-1H-pyrazol-3-amine (CAS 110580-44-4)
- (4-chloro-2-furyl)methanamine (CAS 1204670-38-1)
- 5-Chloro-3-ethyl-1,2-oxazole (CAS 1314898-34-4)
- 2-Chloro-4,5-dimethyloxazole (CAS 73801-95-3)
- 2-Chloro-N-2-propyn-1-ylacetamide (CAS 7458-03-9)
Recommended Standards
- 5-(Chloromethyl)-1-methyl-1,2,4-triazole (CAS 153851-72-0)
- 4-(2-chloroethyl)-1,2-oxazole (CAS 1849359-28-9)
- 4-Amino-3-chloro-1-methylpyrazole (CAS 150187-11-4)
- 3-(5-(Dimethoxymethyl)pyridin-3-yl)prop-2-yn-1-ol (CAS 898561-64-3)
- N,N-dimethylazepan-4-amine dihydrochloride (CAS 1242240-28-3)
- 1-(4-Oxocyclohexyl)pyrrolidin-2-one (CAS 1352933-85-7)
- 2-(3-Amino-4-methyl-1h-pyrazol-1-yl)-N-(cyclopropylmethyl)acetamide (CAS 1343575-34-7)
- Butyl 4-((3-ethoxy-2-hydroxybenzyl)amino)benzoate (CAS 1232806-08-4)
- n-Nonylzinc bromide 0.5M in Tetrahydrofuran (CAS 626207-32-7)
- Tirzepatide Impurity 61 (CAS CATO-C4X-324061)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com