Carboxylate salt or sulfonate salt, and surfactant

Abstract

wherein R1, R2 and R3 are as defined herein, and A is —COOX or —SO3X, wherein X is H, a metal atom, NR44, imidazolium optionally containing a substituent, pyridinium optionally containing a substituent, or phosphonium optionally containing a substituent, where R4s are each H or an organic group and are the same as or different from each other; and any two of R1, R2, and R3 optionally bind to each other to form a ring.

1 . A compound represented by the following formula: 
       
         
           
           
               
               
           
         
       
       wherein
 R 1  is a linear or branched alkyl group containing one or more carbon atoms or a cyclic alkyl group containing three or more carbon atoms, with a hydrogen atom that binds to a carbon atom being optionally replaced by a hydroxy group or a monovalent organic group containing an ester bond, the alkyl group optionally containing a carbonyl group when containing two or more carbon atoms, and the alkyl group optionally containing a monovalent or divalent heterocycle or being optionally in a cyclized form when containing three or more carbon atoms; 
 R 2  and R 3  are each individually a single bond or a divalent linking group; 
 R 1 , R 2 , and R 3  contain five or more carbon atoms in total; 
 A is —COOX or —SO 3 X, wherein X is H, a metal atom, NR 4   4 , imidazolium optionally containing a substituent, pyridinium optionally containing a substituent, or phosphonium optionally containing a substituent, where R 4 s are each H or an organic group and are the same as or different from each other; and 
 any two of R 1 , R 2 , and R 3  optionally bind to each other to form a ring. 
 
     
     
         2 . The compound according to  claim 1 ,
 wherein in the formula, R 2  and R 3  are each individually a single bond, a linear or branched alkylene group containing one or more carbon atoms, or a cyclic alkylene group containing three or more carbon atoms, with a hydrogen atom that binds to a carbon atom being optionally replaced by a hydroxy group or a monovalent organic group containing an ester bond.   
     
     
         3 . The compound according to  claim 1 ,
 wherein in the formula, R 1  is a C1-C8 linear or branched alkyl group containing no carbonyl group, a C3-C8 cyclic alkyl group containing no carbonyl group, a C2-C45 linear or branched alkyl group containing 1 to 10 carbonyl groups, a C3-C45 cyclic alkyl group containing a carbonyl group, or a C3-C45 alkyl group containing a monovalent or divalent heterocycle.   
     
     
         4 . The compound according to  claim 1 ,
 wherein in the formula, R 1  is a group represented by the following formula:   
       
         
           
           
               
               
           
         
       
       wherein n11 is an integer of 0 to 10; R 11  is a C1-C5 linear or branched alkyl group or a C3-C5 cyclic alkyl group; and R 12  is a C0-C3 alkylene group, and when n11 is an integer of 2 to 10, R 12 s are the same as or different from each other. 
     
     
         5 . The compound according to  claim 1 ,
 wherein in the formula, R 2  and R 3  are each individually a linear or branched alkylene group containing no carbonyl group and containing one or more carbon atoms.   
     
     
         6 . The compound according to  claim 1 ,
 wherein in the formula, R 2  and R 3  are each individually a C1-C3 linear or branched alkylene group containing no carbonyl group.   
     
     
         7 . The compound according to  claim 1 ,
 wherein in the formula, X is NH 4 .   
     
     
         8 . A surfactant comprising the compound according to  claim 1 . 
     
     
         9 . An aqueous dispersant comprising the compound according to  claim 1 .