Ethyl 4-Cyclopropyl-2,4-dioxobutanoate CAS 21080-80-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21080-80-8 |
| Molecular Formula | C9H12O4 |
| Molecular Weight | 184.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Ethyl 4-Cyclopropyl-2,4-dioxobutanoate (CAS 21080-80-8) pharmaceutical standards reference standard. Molecular formula: C9H12O4. Molecular weight: 184.19 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C9H12O4 |
| Molecular Weight | 184.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
Related Ethyl Standards
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- Methyl 4-cyclopropyl-3-methyl-2,4-dioxobutanoate (CAS 1356475-37-0)
- N1-Cyclopropyl-4,5-difluorobenzene-1,2-diamine (CAS 1356483-58-3)
- 2-(3-cyclopropyl-2-oxoimidazolidin-1-yl)acetic acid (CAS 1520471-33-3)
- 6-Cyclopropyl-2-(difluoromethyl)pyridin-3-amine (CAS 1707566-97-9)
- 1-Cyclopropyl-1,2,3-benzotriazole-5-carbonitrile (CAS 1119394-88-5)
- 5-Cyclopropyl-4-fluoro-1-methyl-1H-pyrazole-3-carboxylic acid (CAS 2203751-74-8)
- 3-cyclopropyl-2-sulfanylidene-2,3-dihydro-1H-imidazole-4-carboxylic acid (CAS 1483075-99-5)
Recommended Standards
- Ethyl 4-amino-1-methyl-5-oxo-2,5-dihydro-1H-pyrrole-3-carboxylate (CAS 329695-21-8)
- Ethyl 5-(hydroxymethyl)-1-methyl-1H-pyrazole-3-carboxylate (CAS 199480-22-3)
- ethyl 3-methyl-5-(methylamino)-1,2-oxazole-4-carboxylate (CAS 87529-18-8)
- 3-(5,6-Dichloro-1-(4-methylbenzyl)-1H-benzo[d]imidazol-2-yl)pyridin-2(1H)-one (CAS 338412-00-3)
- 1-(3,5-Dichloropyridin-2-yl)-1h-pyrazol-4-amine (CAS 1247532-79-1)
- (3R,4S)-4-(2,3-dihydrobenzofuran-5-yl)-2-oxopyrrolidine-3-carboxylic acid (CAS 1784747-81-4)
- 6-amino-N,N-dimethylpyridazine-3-carboxamide (CAS 1250216-83-1)
- (2-Methyl-1H-pyrrolo[2,3-b]pyridin-4-yl)boronic acid (CAS 1014614-07-3)
- 4-Ethylthiophene-3-carbaldehyde (CAS 197724-05-3)
- Insulin Degludec Impurity 14 (CAS CATO-C4X-215714)
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