2-chloro-1-(4-methyl-1,2,5-oxadiazol-3-yl)ethan-1-one CAS 1909316-79-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1909316-79-5 |
| Molecular Formula | C5H5ClN2O2 |
| Molecular Weight | 160.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-chloro-1-(4-methyl-1,2,5-oxadiazol-3-yl)ethan-1-one (CAS 1909316-79-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H5ClN2O2. Molecular weight: 160.56 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H5ClN2O2 |
| Molecular Weight | 160.56 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related chloro Standards
- 4-Chloro-1h-pyrazole-3-carbohydrazide (CAS 1005584-54-2)
- 5-Chloro-2-methyl-1H-imidazole-4-carboxylic acid (CAS 1093261-72-3)
- 5-chloro-3-methyl-1H-pyrazole-4-carboxylic acid (CAS 1093414-62-0)
- 4-Chloro-6-methoxypyridazin-3(2H)-one (CAS 113707-82-7)
- 5-Chloro-6-methoxypyridazin-3(2H)-one (CAS 113707-83-8)
- 5-Chloro-1-methyl-1H-pyrazole-3-carboxylic acid, 97% (CAS 1173246-76-8)
- Methyl 5-chloro-1H-imidazole-4-carboxylate (CAS 1192372-11-4)
- methyl 5-chloro-1H-imidazole-2-carboxylate (CAS 1211589-29-5)
Recommended Standards
- 5-chloro-2-methylfuran-3-carboxylic acid (CAS 189330-31-2)
- 3-Chloro-4-methyl-1H-pyrazole-5-carboxylic acid (CAS 1934369-17-1)
- methyl 3-chlorofuran-2-carboxylate (CAS 1872176-45-8)
- 4-(Hydroxymethyl)-2-iodophenol (CAS 197230-74-3)
- 2-Hydroxy-1,8-naphthyridin-4(1H)-one (CAS 952569-25-4)
- Methylprednisolone impurity 95 (CAS 80944-41-8)
- 2-chloro-7-fluoro-[1,2,4]triazolo[1,5-a]pyridine (CAS 2384591-18-6)
- 3-(4-(Trifluoromethyl)benzyl)piperidinehydrochloride (CAS 745817-31-6)
- 3-fluoro-5-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrolo[2,3-b]pyridine (CAS 1620575-05-4)
- Semaglutide Sodium Salt (CAS CATO-C4X-222620)
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