5-(5-Chlorobenzo[d]oxazol-2-yl)-1,3,4-oxadiazol-2(3H)-one CAS 78620-15-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 78620-15-2 |
| Molecular Formula | C9H4ClN3O3 |
| Molecular Weight | 237.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(5-Chlorobenzo[d]oxazol-2-yl)-1,3,4-oxadiazol-2(3H)-one (CAS 78620-15-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H4ClN3O3. Molecular weight: 237.60 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H4ClN3O3 |
| Molecular Weight | 237.60 g/mol |
| Appearance | Pale yellow to 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 methanol, ethanol, DMSO |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chlorobenzo Standards
- 3-(3-Chlorobenzo[b]thiophen-2-yl)acrylic acid (CAS 14006-56-5)
- Ethyl 2-(6-chlorobenzo[d]oxazol-2-yl)acetate (CAS 1196157-46-6)
- 7-Chlorobenzo[c][1,2,5]oxadiazole-4-sulfonic acid (CAS 81377-20-0)
- Ethyl 6-Chlorobenzo[b]thiophene-2-carboxylate (CAS 105191-53-5)
- Ethyl 4-chlorobenzo[b]thiophene-2-carboxylate (CAS 1207537-67-4)
- Ethyl 5-chlorobenzo[b]thiophene-2-carboxylate (CAS 13771-67-0)
- 1-(4-Chlorobenzo[d]thiazol-2-yl)azetidin-3-ol (CAS 1421498-46-5)
- Ethyl 3-chlorobenzo[b]thiophene-2-carboxylate (CAS 21211-08-5)
Recommended Standards
- Cefixime Impurity 15 (CAS 84080-70-6)
- 2-Chloro-N-cyclopropyl-5-(trifluoromethyl)pyrimidin-4-amine (CAS 1050602-61-3)
- 2-Chloro-1-(2,2-difluoroethoxy)-4-nitrobenzene (CAS 937602-89-6)
- 1-(5-Ethylthiophen-2-yl)-N-methylmethanamine (CAS 90553-45-0)
- Bicyclo[4.1.0]heptan-7-amine (CAS 89894-86-0)
- 1-(5-Bromo-3,4-dihydroisoquinolin-2(1H)-yl)-2,2,2-trifluoroethanone (CAS 215794-11-9)
- 1-(3-Nitrobenzyl)piperazine Hydrochloride (CAS 1458615-92-3)
- 3-[(3,5-Dimethyl-4-isoxazolyl)methoxy]benzoic acid (CAS 315692-86-5)
- 1-(5,6-dichloro-1H-1,3-benzodiazol-2-yl)ethan-1-amine dihydrochloride (CAS 1864058-51-4)
- Semaglutide Impurity 75 (CAS CATO-C4X-2226175)
Why CATO?
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