Ethyl 3-styryl-1H-pyrazole-5-carboxylate CAS 40753-30-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 40753-30-8 |
| Molecular Formula | C14H14N2O2 |
| Molecular Weight | 242.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Ethyl 3-styryl-1H-pyrazole-5-carboxylate (CAS 40753-30-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C14H14N2O2. Molecular weight: 242.27 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C14H14N2O2 |
| Molecular Weight | 242.27 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- Ethyl 3-Phenoxybenzoate (CAS 60677-14-7)
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- (1r)-1-(2-Bromo-4-fluorophenyl)ethan-1-ol (CAS 704909-66-0)
- 2-Iodo-4,6-dimethoxybenzaldehyde (CAS 16147-09-4)
- Methyltriphenylarsonium Iodide (CAS 1499-33-8)
- 7-(1-Ethyl-1h-pyrazol-5-yl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile (CAS 1002651-53-7)
- Tirzepatide Impurity 19 X TFA Salt (CAS CATO-C4X-324019)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com