Production of alkylene glycol ether carboxylates

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters

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560 93, 560112, 560199, 560209, 560200, C07C 6726, C07C 6736

Patent

active

047805650

ABSTRACT:
Alkylene glycol ether carboxylates are produced by reacting at elevated temperature an alkylene oxide and a carboxylate ester in the presence as catalyst of a [bis(trihydrocarbylphosphine)iminium].sub.2 MO.sub.4 compound wherein M is either molybdenum or tungsten.

REFERENCES:
patent: 4069242 (1978-01-01), Gurgiolo
patent: 4665236 (1987-05-01), Edwards

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