Process for preparation of an ester utilizing an esterifying cat

Details Process for preparation of an ester utilizing an esterifying cat Process for preparation of an ester utilizing an esterifying cat

1996-03-05

1998-06-02

Richter, Johann

Organic compounds -- part of the class 532-570 series

Organic compounds

Heavy metal containing

556 52, 560 1, 560 8, 560 99, C07C 6708, C07C 6714, C07F 728

Patent

active

057602654

ABSTRACT:
The present invention provides a process for preparation of an ester comprising reacting a carboxylic acid and an alcohol in the presence of an esterific catalyst comprising at least one compound selected from the group consisting of halides, nitrates, carboxylates, alcoholates and acetylacetone complexes of metals of the titanium group. According to the present process, substantially equal equivalent of the alcohol and the acid can be reacted completely. In addition, the present invention further provides a purification process to eliminate the catalyst from homogeneous reaction system completely.

REFERENCES:
patent: 4526725 (1985-07-01), Deardorff
patent: 5324853 (1994-06-01), Jones et al.

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