N'-(3-Ethoxy-4-hydroxybenzylidene)pyrazine-2-carbohydrazide CAS 304908-54-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 304908-54-1 |
| Molecular Formula | C14H14N4O3 |
| Molecular Weight | 286.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N'-(3-Ethoxy-4-hydroxybenzylidene)pyrazine-2-carbohydrazide (CAS 304908-54-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H14N4O3. Molecular weight: 286.29 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H14N4O3 |
| Molecular Weight | 286.29 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
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Recommended Standards
- N-(1-benzylpiperidin-4-yl)-2,2,2-trifluoroacetamide (CAS 97181-50-5)
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- N-((1-Benzylpyrrolidin-3-yl)methyl)-2,2,2-trifluoroacetamide (CAS 849632-74-2)
- 3-(1-Aminoethyl)-4,6-dimethylpyridin-2(1H)-one (CAS 1365941-17-8)
- 2-(1-Methyl-1H-imidazol-5-yl)-6-oxo-1-propylpiperidine-3-carboxylic acid (CAS 1484814-49-4)
- 2-Fluoro-3-iodo-5-nitropyridine (CAS 884495-33-4)
- ethyl 5-formyl-1H-pyrrole-3-carboxylate (CAS 1207560-64-2)
- Furan-2-yl(2-(hydroxymethyl)pyrrolidin-1-yl)methanone (CAS 1176673-60-1)
- 2-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-5-methoxypentanoic acid (CAS 1483389-52-1)
- Semaglutide Impurity 8 (CAS CATO-C4X-22268)
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