1-(4-Chlorophenyl)-3-(5-phenyl-1,3,4-oxadiazol-2-yl)urea CAS 25306-23-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 25306-23-4 |
| Molecular Formula | C15H11ClN4O2 |
| Molecular Weight | 314.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(4-Chlorophenyl)-3-(5-phenyl-1,3,4-oxadiazol-2-yl)urea (CAS 25306-23-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H11ClN4O2. Molecular weight: 314.73 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C15H11ClN4O2 |
| Molecular Weight | 314.73 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
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- 1-(2-Chlorophenyl)-5-oxo-N-phenyl-2,5-dihydro-1H-1,2,4-triazole-3-carboxamide (CAS 1000577-29-6)
- 4-(2-Chlorophenyl)-1-(3-nitrophenyl)-1H-pyrazol-5-amine (CAS 400088-60-0)
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Recommended Standards
- 1-(3-Chloro-1-phenylpropoxy)-4-(trifluoromethyl)benzene (CAS 81347-68-4)
- 2-(1-(4-Chlorophenylsulfonyl)vinyl)-1,4-difluorobenzene (CAS 471905-61-0)
- 1-(3-Chloro-4-methylphenyl)-5-(pyridin-3-yl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1330085-88-5)
- 2-(Ethylthio)-1H-benzo[d]imidazol-1-amine (CAS 151693-50-4)
- tert-Butyl 3-(2-(4-fluorophenyl)acetyl)benzylcarbamate (CAS 1017781-73-5)
- 4-Hydroxymethyl-1-methyl-2-piperidone (CAS 20845-32-3)
- Cabotegravir Sodium (CAS 1051375-13-3)
- 1-(4-Fluorophenyl)butan-2-ol (CAS 1178477-11-6)
- 2-methyl-5,6-dihydro-4H-cyclopenta[c]pyrazole-3-carboxylic acid (CAS 129560-01-6)
- [3-31]-Semaglutide D (CAS C152H230N42O47)
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