Diethyl Fumarate CAS 623-91-6
Purity >95%In StockPharmaceutical Standards
| CAS No. | 623-91-6 |
| Molecular Formula | C8H12O4 |
| Molecular Weight | 172.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Diethyl Fumarate (CAS 623-91-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H12O4. Molecular weight: 172.18 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H12O4 |
| Molecular Weight | 172.18 g/mol |
| Purity | >95% |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
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Recommended Standards
- GST-HG171 Impurity 2 (CAS CATO-C4X-30602)
- Menadione (Vitamin K3) (CAS 58-27-5)
- Ritalin Impurity 8 (CAS CATO-C4X-28818)
- 3-(6-Fluoro-1H-indazol-3-yl)propan-1-amine (CAS 1555622-23-5)
- 1-(4-Amino-3-nitrophenyl)propanone (CAS 31431-20-6)
- 3-Chloro-1-isobutyl-1H-1,2,4-triazole (CAS 1851671-13-0)
- Angiotensin III acetate (CAS 13602-53-4(free base))
- 2-amino-N-(tert-butyl)acetamide hydrochloride (CAS 80008-05-5)
- cis-1,2-Dicyano-1,2-bis(2,4,5-trimethyl-3-thienyl)ethene (CAS 112440-46-7)
- Peptide Impurity 04 (CAS 2913424-91-4)
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