English Name: Diethyl Sebacate (DES)
1. Structural Formula: C₂H₅OOC-(CH₂)₈-COOC₂H₅
2. Molecular Formula: C₁₄H₂₆O₄
3. Molecular Weight: 258
4. CAS No.: [110-40-7]
II. Properties and Uses
This product is a colorless or light yellow transparent oily liquid. It has a slight special ester-like fragrance. Relative density: 0.960–0.963 (20/4°C). Melting point: 1–2°C, flash point: >110°C, boiling point: 312°C (760 mmHg), refractive index: 1.4360. Insoluble in water, soluble in alcohols, ethers, and other organic solvents. Due to its good compatibility with nitrocellulose and cellulose acetate butyrate, it is commonly used as a plasticizer for such resins and vinyl resins. It can also be used in organic synthesis, as a solvent, and as an intermediate in pigments and pharmaceuticals.
III. Reference Standards

IV. Packaging and Storage
Packaged in 200L plastic drums, net weight 180 kg per drum. This product is a general chemical. During storage and transportation, keep away from heat sources and fire sources. Protect from rain and moisture.