5-(3,4-Diethoxyphenyl)-1H-pyrazole-3-carboxylic acid CAS 1038563-07-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1038563-07-3 |
| Molecular Formula | C14H16N2O4 |
| Molecular Weight | 276.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(3,4-Diethoxyphenyl)-1H-pyrazole-3-carboxylic acid (CAS 1038563-07-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H16N2O4. Molecular weight: 276.29 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H16N2O4 |
| Molecular Weight | 276.29 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.) | 1988 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- Ethyl 5-(2,4-dimethoxyphenyl)-1H-pyrazole-3-carboxylate (CAS 1036999-93-5)
- 3-Ethoxy-4-((3-ethyl-1,2,4-oxadiazol-5-yl)methoxy)benzaldehyde (CAS 1042783-89-0)
- 1-(5-Methoxybenzo[d]oxazol-2-yl)piperidine-3-carboxylic acid (CAS 1035840-45-9)
- 2,4,6-Tris(prop-2-yn-1-yloxy)-1,3,5-triazine (CAS 15911-93-0)
- Ataprost (CAS 83997-19-7)
- 3,3-Dimethyloxindole (CAS 19155-24-9)
- N-(2-Oxo-2,4,5,6-tetrahydro-1H-indol-3-yl)acetamide (CAS 74495-91-3)
- N-Cyclododecyl-3-ethyl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-amine (CAS 899978-45-1)
- Methyl 5-fluoro-2-(2-methoxy-2-oxoethyl)benzoate (CAS 2326068-11-3)
- Liraglutide Impurity 13 TFA Salt (CAS CATO-C4X-199213)
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