methyl 1-(4-cyanophenyl)-4-(2-hydroxyethyl)-5-oxo-2,5-dihydro-1H-pyrazole-3-carboxylate CAS 1221725-90-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1221725-90-1 |
| Molecular Formula | C14H13N3O4 |
| Molecular Weight | 287.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
methyl 1-(4-cyanophenyl)-4-(2-hydroxyethyl)-5-oxo-2,5-dihydro-1H-pyrazole-3-carboxylate (CAS 1221725-90-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H13N3O4. Molecular weight: 287.27 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H13N3O4 |
| Molecular Weight | 287.27 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 3 |
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Recommended Standards
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- 1-(2-Chlorophenyl)-3-(methylamino)pyrrolidin-2-one hydrochloride (CAS 1311313-56-0)
- 1-Benzyl 2-methyl (2S,3R)-3-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)propyl)pyrrolidine-1,2-dicarboxylate (CAS 2376704-00-4)
- (4-((3-Chloro-4-methylphenyl)carbamoyl)phenyl)boronic acid (CAS 913835-37-7)
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