Method for the esterification of thiopropionates

Details Method for the esterification of thiopropionates Method for the esterification of thiopropionates

1987-03-09

1992-03-03

Garner, Vivian

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

Organic compounds

Carboxylic acid esters

560 15, 560 92, 560100, 560103, 560105, 560112, 560125, 560145, 560234, C07C32362, C07C32356, C07C32352, C07C31920

Patent

active

050935178

ABSTRACT:
There is disclosed a method for making compounds such as 3,6,9-trioxaundecane-1,11-bis (3-n-dodecylthiopropionate) which comprises reacting an alkyl thiopropionate with a glycol at temperatures between 50.degree. C. and 180.degree. C. in the presence of a catalytic amount of a dialkyl tin oxide.

REFERENCES:
patent: 2720507 (1955-10-01), Caldwell
patent: 3758549 (1973-09-01), Dexter
patent: 4301296 (1981-11-01), Kuczkowski

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