Diethyl succinate 

CAS No.： 123-25-1

Molecular formula： C₈H₁₄O₄
Appearance：Colorless transparent liquid.
Assay：≥99.5%（GC）
Humidity：≤0.10%
Acid value (mg KOH/g)：≤1.0
Application： As food flavoring agent, solvent, intermediate for organic syntheses and fixing agent in GC.