3-Chloro-5-ethyl-1,2,4-oxadiazole CAS 1256643-47-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1256643-47-6 |
| Molecular Formula | C4H5ClN2O |
| Molecular Weight | 132.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3-Chloro-5-ethyl-1,2,4-oxadiazole (CAS 1256643-47-6) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C4H5ClN2O. Molecular weight: 132.55 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C4H5ClN2O |
| Molecular Weight | 132.55 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.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- (2-Chloro-1H-imidazol-5-yl)methanol (CAS 1067894-58-9)
- 5-Chloro-3-ethyl-1,2,4-oxadiazole (CAS 1250086-72-6)
- (5-Chloro-1H-pyrazol-3-yl)methanol (CAS 1258002-28-6)
- 2-Chloro-5-ethyl-1,3,4-oxadiazole (CAS 1368394-17-5)
- 4-Chloro-3-methylisoxazol-5-amine (CAS 166964-09-6)
- 4-Chloro-2-methyl-1H-pyrazol-3(2H)-one (CAS 185451-44-9)
- (4-Chloro-1h-pyrazol-1-yl)methanol (CAS 80199-86-6)
- 2-Chloro-n-(cyanomethyl)acetamide (CAS 20301-57-9)
Recommended Standards
- 2-(1-Chloroethyl)-1,3,4-oxadiazole (CAS 1250037-50-3)
- (2-Chlorooxazol-4-yl)methanamine (CAS 1260672-32-9)
- 5-(1-chloroethyl)-1,2,4-oxadiazole (CAS 1249702-53-1)
- 2-(4-Methoxyphenyl)-4-oxo-4H-chromen-3-yl 2,5-dichlorobenzene-1-sulfonate (CAS 298215-72-2)
- (5E,9Z,13Z)-Teprenone (CAS 3796-66-5)
- (R)-1-(2,4-dimethylphenyl)-2-methoxyethan-1-amine (CAS 1269843-93-7)
- (S)-2-Amino-3-(4-hydroxyphenyl)propanamide dihydrochloride (CAS 2442565-30-0)
- Octahydro-1H-cyclopenta[c]pyridine (CAS 54152-52-2)
- 24-Methylenecycloartanone (CAS CATO-C4X-286112)
- ([13C6]Leu14)-Glucagon (1-29) (human, rat, porcine) trifluoroacetate salt (CAS 1802078-39-2)
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