(2E)-4-Methoxy-2-butenoic Acid CAS 63968-74-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 63968-74-1 |
| Molecular Formula | C5H8O3 |
| Molecular Weight | 116.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity (2E)-4-Methoxy-2-butenoic Acid (CAS 63968-74-1) pharmaceutical standards reference standard. Molecular formula: C5H8O3. Molecular weight: 116.12 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C5H8O3 |
| Molecular Weight | 116.12 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1975 |
Related E Standards
- 3-Methoxy-2-methylacrylic acid (CAS 56674-63-6)
- 2-methoxy-1,3,4-thiadiazole,HCl (CAS 84353-02-6)
- 2-Methoxy-3-methylbutanal (CAS 107889-83-8)
- 4-Methoxy-3-methylbutan-2-one (CAS 14539-67-4)
- 2-Methoxy-2-methylbutanal (CAS 1781325-64-1)
- 3-methoxy-3-methylbutanal (CAS 181134-54-3)
- 1-Methoxy-3-methylbutan-2-one (CAS 65857-35-4)
- 2-Methoxy-2-methyl-but-3-en-1-ol (CAS 2088-02-0)
Recommended Standards
- 3-Hydroxycyclobutanecarboxylic acid (CAS 194788-10-8)
- (2R)-2-methyloxetane-2-carboxylic acid (CAS 2306250-03-1)
- 1-(1,3-Dioxolan-2-yl)ethanone (CAS 19358-03-3)
- Methyl 3-(4-bromo-1-tosyl-1H-indol-3-yl)acrylate (CAS 90481-80-4)
- Ethyl 2-Methyl-3-oxo-3-phenylpropanoate (CAS 10488-87-6)
- Ethyl 2-(methylthio)oxazole-4-carboxylate (CAS 1352442-88-6)
- 4-Acetoxybutylzinc bromide 0.5 M in Tetrahydrofuran (CAS 737797-42-1)
- Bersaldegenin 3-acetate (CAS 23044-72-6)
- Tert-butyl 4-((1S,2R)-2-aminocyclopropyl)piperidine-1-carboxylate (CAS 1807901-56-9)
- Semaglutide impurity 26 (CAS CATO-C4X-222626)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com