| abstract |
Compounds of the following formula: <IMAGE> wherein R is selected from the group consisting of hydrogen and an alkyl group containing from 1 to 4 carbon atoms, R' is selected from the group consisting of -OB and halogen, B is alkali metal, ammonium or trialkanolammonium, and M is selected from B or alkyl having up to 20 carbon atoms, ARE PROVIDED. The salts are useful as detergent builders, and the esters are useful intermediates to make the salts. |