Diethyl Sebacate(DES)
Synonyms : DES; diethyl decanedioate;
CAS NO : 110-40-7
EC NO : 203-764-5
Molecular Formula: C14H26O4
Product description:
1, Structure formula: C2H5OOC-(CH2)8-COOC2H5
2, Molecular formula: C14H26O4
3, Molecular weight: 258
Properties and uses
This product is colorless or light yellow transparent oily liquid with special odor. Relative density (25/4): 0.982~0.985, Melting point:1 -2oC, Flash point :>110oC, Boiling point:312oC(760mmHg), Refractive index :1.4360. The product can be solved in organic solvents such as alcohol, ether toluene etc., and insoluble in water.
This product is used as a cold resistant plasticizer for synthetic resin and synthetic rubber, or used in organic synthesis, solvent, pigment and pharmaceutical intermediate.
Quality standard
Index name | Index | Remark |
Appearance | colorless transparent oily liquid | |
Chroma:APHA ≤ | 20 | |
Acid value (KOH mg/g)≤ | 0.10 | |
Ester % ≥ | 99 | |
Specific gravity 25/4oC | 0.964±0.004 | |
Iodine value % ≤ | 0.40 | |
Refractive index 25oC | 1.435-1.437 |
Packing and Shipment
200L metal pail or plastic drum, Net wt. 180Kg. It is normal chemicals. Avoid heat, fire, rain and water.
Product quality protection 
