umber of 1 to 12 which may have substituents. R28, R30 and R34 independently represent a hydrogen atom or xe2x80x94CH3. R3 and R35 independently represent an alkylene group, cycloalkylene group, arylene group or alalkylene group with a carbon number of 1 to 12 which may have substituents. Y3 and Y4 independently represent a single bond, or xe2x80x94COxe2x80x94.
Among the compounds represented by the general formulae 1 to 5, m-aminosulfonyl methacrylate, N-(p-aminosulfonylphenyl)methacrylamide, and N-(p-aminosulfonylphenyl)acrylamide may be favorably used in the negative-type planographic printing material.
(3) Examples of the alkaline water-soluble polymers that have an active imide group include polymers in which the smallest structural unit from a compound having an active imide group is taken as the main structural component to structure the polymer. Examples of such compounds include a compound having in the molecule thereof one or more of each of an active imide group represented by the formula below and a polymerizable, unsaturated group. 
Specifically, N-(p-toluenesulfonyl)methacrylamine and N-(p-toluenesulfonyl)acrylamine can be favorably used.
(4) Examples of the alkaline water-soluble polymers that have a carboxylic acid group include polymers in which the smallest structural unit from a compound, which has in the molecule thereof one or more of each of a carboxylic acid group and a polymerizable unsaturated group, is taken as the main structural component to structure the polymer.
(5) Examples of the alkaline water-soluble polymers that have a sulfonic acid group include polymers in which the smallest structural unit from a compound, which has in the molecule thereof one or more of each of a sulfonic acid group and a polymerizable unsaturated group, is taken as the main structural component to structure the polymer.
(6) Examples of the alkaline water-soluble polymers that have a phosphoric acid group include polymers in which the smallest structural unit from a compound, which has in the molecule there