156948-00-4 2-Butenoic acid, 3-methoxy-, (2E)- CTK0B0567 CAS 156948-00-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 156948-00-4 |
| Molecular Formula | C5H8O3 |
| Molecular Weight | 116.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
156948-00-4 2-Butenoic acid, 3-methoxy-, (2E)- CTK0B0567 (CAS 156948-00-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H8O3. Molecular weight: 116.12 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
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.) | 2001 |
Related Butenoic Standards
- 2-Methyl-3-butenoic Acid (CAS 53774-20-2)
- 2-Oxo-3-butenoic Acid (CAS 56842-76-3)
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- 3-Butenoic acid, 2-hydroxy-2-methyl-, ethyl ester 50471-46-0 CTK1G6653 (CAS 50471-46-0)
- 3-Butenoic Acid (CAS 625-38-7)
- 2-Butenoic acid, 2-methyl-, butyl ester, (2Z)- (CAS 7785-64-0)
- 3-Butenoic acid, 4-(dimethylamino)-2-oxo-, methyl ester (CAS 331005-96-0)
- 2-Butenoic acid, 3-amino-, 1,1-dimethylethyl ester, (2Z)- (CAS 16052-66-7)
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- Semaglutide impurity 275 (CAS CATO-C4X-2226275)
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