2-Butenoic acid, 3-(1h-pyrazol-4-ylamino)-, ethyl ester CAS 59376-34-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 59376-34-0 |
| Molecular Formula | C9H13N3O2 |
| Molecular Weight | 195.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Butenoic acid, 3-(1h-pyrazol-4-ylamino)-, ethyl ester (CAS 59376-34-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H13N3O2. Molecular weight: 195.22 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H13N3O2 |
| Molecular Weight | 195.22 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Nitrogen Atoms | 3 |
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- 3-Butenoic acid, 2,5-dioxo-1-pyrrolidinyl ester (CAS 388091-45-0)
- 2-Butenoic acid, 3-amino-, 1,1-dimethylethyl ester, (2Z)- (CAS 16052-66-7)
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- 2-Butenoic acid, 2-methyl-, butyl ester, (2Z)- (CAS 7785-64-0)
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Recommended Standards
- 2-Amino-9-fluorenone (CAS 3096-57-9)
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- 4-Chloro-5-ethyl-2-fluoroaniline (CAS 1883752-95-1)
- (E)-1-(5-(2,4-dichlorophenyl)furan-2-yl)-3-(dimethylamino)prop-2-en-1-one (CAS 478064-05-0)
- (2R,3R,4S,5R)-2-(2,6-Dimethoxy-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol (CAS 88508-72-9)
- tert-Butyl 5-bromo-7-chloro-1H-pyrrolo[2,3-c]pyridine-1-carboxylate (CAS 1198096-55-7)
- 2-[(2,5-dioxoimidazolidin-1-yl)methyl]benzoic acid (CAS 923171-96-4)
- Methyl 4-(3,5-dimethoxyphenyl)benzoate (CAS 913647-92-4)
- Insulin Degludec Impurity 6 (CAS CATO-C4X-21576)
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