1,3-Oxazole-4-carbonyl chloride CAS 62348-20-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 62348-20-3 |
| Molecular Formula | C4H2ClNO2 |
| Molecular Weight | 131.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,3-Oxazole-4-carbonyl chloride (CAS 62348-20-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H2ClNO2. Molecular weight: 131.52 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C4H2ClNO2 |
| Molecular Weight | 131.52 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1974 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Oxazole Standards
- 1,3-Oxazole-5-carbonyl chloride 118994-91-5 (CAS 118994-91-5)
- 5-methyl-1,3-oxazole-2-carboxylic acid (CAS 45676-69-5)
- 5-ethyl-1,2-oxazole-3-carbaldehyde (CAS 1368365-43-8)
- Oxazole-4-carbothioamide (CAS 118802-31-6)
- 1,2-Oxazole-5-carbothioamide (CAS 175334-72-2)
- Oxazole-5-carbothioamide (CAS 885274-32-8)
- Oxazole-5-acetic Acid (CAS 1083337-90-9)
- Methyl oxazole-4-carboxylate (CAS 170487-38-4)
Recommended Standards
- 4-Chloro-1,3,5-triazin-2-ol (CAS 168075-30-7)
- 3-Isoxazolecarbonyl chloride (CAS 53064-54-3)
- 5-Isoxazolecarboxaldehyde,3-chloro- (CAS 220780-53-0)
- Ethyl 5-chloro-5-hexenoate (CAS 485320-21-6)
- Ethyl 6-bromo-1,2,3,4-tetrahydronaphthalene-2-carboxylate (CAS 97902-66-4)
- N,N'-((5-(4-Aminobutoxy)-1,3-phenylene)bis(methylene))bis(1-(pyridin-2-yl)-N-(pyridin-2-ylmethyl)methanamine) (CAS 819066-98-3)
- (5-(4-Chloro-2-fluorophenyl)pyridin-3-yl)methanamine (CAS 1346691-92-6)
- 3-(Piperidin-4-yloxy)pyridine (CAS 310881-48-2)
- 1-(2-Chlorobenzyl)-N-(2,5-dimethoxyphenyl)-2-oxo-1,2-dihydropyridine-3-carboxamide (CAS 400077-81-8)
- [γ-Glu]15 Semaglutide (CAS CATO-C4X-222690)
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