Preparation method of ethoxymethylidene diethyl malonate

Application Number: 00102535
Application Date: 2000.03.04
Publication Number: 1268506
Publication Date: 2000.10.04
Priority Information:
International: C07C67/27;C07C69/708
Applicant(s) Name: Xu Jiewu
Inventor(s) Name: Xu Jiewu
Patent Agency Code: 00000
Patent Agent:
Abstract The prepn. method of ethoxy methylene diethyl malonate uses mono-component nickel catalyst through the condensation reaction of triethyl ortho formate and diethyl malonate, and then through rectification to obtain high-quality and high-yield ethoxymethylenediethyl malonate. Advantages include little side reaction, good quality, high yield, and no corrosion to equipment, etc..