(E)-3-Methyl-4-oxo-2-butenoic acid CAS 54168-84-2
Purity >95%In StockPharmaceutical Standards
| CAS No. | 54168-84-2 |
| Molecular Formula | C5H6O3 |
| Molecular Weight | 114.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity (E)-3-Methyl-4-oxo-2-butenoic acid (CAS 54168-84-2) pharmaceutical standards reference standard. Molecular formula: C5H6O3. Molecular weight: 114.10 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C5H6O3 |
| Molecular Weight | 114.10 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1972 |
Recommended Standards
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- 1,7-diazaspiro[4.5]deca-2,8-dien-6-one (CAS 2369751-42-6)
- 3-(2,6-Dichlorophenyl)-4-((phenylthio)methylene)-4,5-dihydroisoxazole (CAS 88096-98-4)
- N1-(Isoxazol-3-yl)-N2-((tetrahydrofuran-2-yl)methyl)oxalamide (CAS 899978-27-9)
- 4-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-1H-pyrazole (CAS 2221800-07-1)
- 1-Isobutyl-1h-imidazol-2-amine hydrochloride (CAS 1221722-63-9)
- [3-31]-Semaglutide D (CAS C152H230N42O47)
Why CATO?
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