1-(5-Chloro-1-methyl-1H-pyrazol-4-yl)-3-phenylurea CAS 648427-15-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 648427-15-0 |
| Molecular Formula | C11H11ClN4O |
| Molecular Weight | 250.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(5-Chloro-1-methyl-1H-pyrazol-4-yl)-3-phenylurea (CAS 648427-15-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C11H11ClN4O. Molecular weight: 250.68 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C11H11ClN4O |
| Molecular Weight | 250.68 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Chloro Standards
- 2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)acetic acid (CAS 1007515-51-6)
- 5-(4-Chloro-phenyl)-2-ethyl-2H-pyrazole-3-carboxylic acid (CAS 1015868-72-0)
- 2-Chloro-6-(4-methoxybenzyloxy)pyrazine (CAS 1020995-63-4)
- 4-Chloro-6-(3,4-dimethoxyphenyl)pyrimidine (CAS 103555-31-3)
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Recommended Standards
- 1-(4-Methoxyphenyl)-5-methyl-1H-pyrazole-4-carbonyl chloride (CAS 306934-94-1)
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- 1-(4-Chlorophenyl)-5-methyl-1H-pyrazole-4-carbohydrazide (CAS 618092-42-5)
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- 2,6-Dibromo-9,10-bis(9,9-dimethyl-9H-fluoren-2-yl)-9,10-dihydroanthracene-9,10-diol (CAS 1154751-56-0)
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