Brief introduction
Chemical name: Dimethyl malonate (DMM)

CAS No.:  108-59-8
Molecular formula:  C₅H₈O4      
Molecular weight:  132.11 　

Dimethyl malonate is a common organic reagent; Dimethyl malonate is important material for the production of pharmaceutical PPA. Dimethyl malonate is the main raw material for the production of PPA (in non-Propylene glycol ethoxymethylenemalonate method): the reaction of orthoformate and urea to produce produce PPA
Physical properties
　　　Properties colorless liquid. .
　　　Melting point -62℃
　　　Boiling point 181.4℃
　　　 Relative Density 1.156
　　　Refractive index (nD17) : 1.4135.
　　　Solubility: soluble in ether, ethanol and other organic solvents, slightly soluble in water. 
Hazard Symbols: Xi; 
Risk Statements: 36/37/38; 
Safety Statements: 26-36; 
HS CODE: 29171910
Uses
　　　1.Uses:  used in pharmaceutical and organic synthesis.
　　　2.Uses: Dimethyl malonate is the main raw material for the production of PPA (in non-Propylene glycol ethoxymethylenemalonate method): the reaction of orthoformate and urea to produce produce PPA.
　　　3.Uses: comparative sample of gas chromatography, organic synthesis.