ethyl 5-(2-hydroxyphenyl)-1H-pyrazole-3-carboxylate CAS 178114-25-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 178114-25-5 |
| Molecular Formula | C12H12N2O3 |
| Molecular Weight | 232.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
ethyl 5-(2-hydroxyphenyl)-1H-pyrazole-3-carboxylate (CAS 178114-25-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H12N2O3. Molecular weight: 232.24 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H12N2O3 |
| Molecular Weight | 232.24 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2007 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 3-Methoxy-1-(p-tolyl)-1H-pyrazole-5-carboxylic acid (CAS 1780386-04-0)
- 3-Methoxy-1-(o-tolyl)-1H-pyrazole-5-carboxylic acid (CAS 1782746-08-0)
- 3-Methoxy-1-(m-tolyl)-1H-pyrazole-5-carboxylic acid (CAS 1779867-85-4)
- 3-Fluoro-4-hydroxyphenylboronic Acid (CAS 182344-14-5)
- 2-Hydroxy-4-isopropoxybenzonitrile (CAS 1243280-81-0)
- tert-butyl 2-methyl-5-oxo-piperidine-1-carboxylate (CAS 362704-66-3)
- 4,8-Dihydroxy-3,4-dihydronaphthalen-1(2H)-one (CAS 62332-73-4)
- 2-Bromo-6-(piperidin-1-ylamino)benzonitrile (CAS 1602288-43-6)
- 4-(1-Methyl-1h-pyrazol-5-yl)butan-2-amine (CAS 1343256-88-1)
- Semaglutide impurity 47 (CAS CATO-C4X-222647)
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