Ether dicarboxylates

Details Ether dicarboxylates Ether dicarboxylates

1978-09-26

1980-01-08

Helfin, Bernard

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

Organic compounds

Carboxylic acid esters

562583, 252132, 252180, 252DIG11, 26050117, C07C 5922

Patent

active

041829000

ABSTRACT:
Ether carboxylates represented by the formula: ##STR1## wherein R.sub.1 and R.sub.2 are individually selected from the group consisting of alkyl containing up to 20 carbon atoms and M.sub.1 and M.sub.2 are individually selected from the group consisting of alkyl containing up to about 4 carbon atoms, are useful as intermediates to prepare the corresponding acid or alkali metal, ammonium and alkanol amine salts, which are useful as chelants, sequestrants and detergent builders.

REFERENCES:
patent: 3911003 (1975-10-01), Suzuki
patent: 4025450 (1977-05-01), Lamberti
patent: 4100358 (1978-07-01), Lannert
Kirk-Othmer "Encyclopedia of Chemical Technology," vol. 1, (1947), 1st Ed., pp. 43-45, Acetals.
Arbuzov, Yu A et al., Chemical Abstracts 58 #12416 (de).
Interchemical Corporation, (Brit. 1,092,615), Chemical Abstracts 69, (1968), #2516w.

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