Citraconic Anhydride CAS 616-02-4
Purity >95%In StockPharmaceutical Standards
| CAS No. | 616-02-4 |
| Molecular Formula | C5H4O3 |
| Molecular Weight | 112.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Citraconic Anhydride (CAS 616-02-4) pharmaceutical standards reference standard. Molecular formula: C5H4O3. Molecular weight: 112.08 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C5H4O3 |
| Molecular Weight | 112.08 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
Related Citraconic Standards
Recommended Standards
- 2,2-difluoropropane-1,3-diol (CAS 428-63-7)
- 3-Furancarboxylic Acid (CAS 488-93-7)
- 3-Hydroxy Furfural (CAS 59173-59-0)
- ethyl 2-methyl-3-(4-nitrophenyl)prop-2-enoate (CAS 53618-29-4)
- 2-Propenoic acid, 2-methyl-, methyl ester, polymer with butyl 2-propenoate, ethenylbenzene and ethyl 2-propenoate (CAS 29763-02-8)
- 4-(2,6-Dichlorophenyl)thiazol-2-amine (CAS 736901-08-9)
- 2-(5-CHLOROBENZOFURAN-3-YL)ETHANAMINE HCL (CAS 1951441-34-1)
- 4,5-Dichloro-2-(3-methoxypropyl)pyridazin-3(2H)-one (CAS 1263216-11-0)
- (5-Bromopyrimidin-2-yl)(cyclopropyl)methanamine (CAS 1342877-62-6)
- Semaglutide impurity 25 (CAS CATO-C4X-222625)
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