| abstract |
Provided is a sulfonic acid ester compound which is represented by formula (1). n n n n n n n n n n (In the formula, each of R 1s -R 5s independently represents a hydrogen atom, a nitro group, a cyano group, a halogen atom, an alkyl group, a halogenated alkyl group or a halogenated alkenyl group; each of R 6s -R 9s independently represents a hydrogen atom or a linear or branched monovalent aliphatic hydrocarbon group; R 10s represents a linear or branched monovalent aliphatic hydrocarbon group or —OR 11s , wherein R 11s represents an optionally substituted monovalent hydrocarbon group having 2-20 carbon atoms; A 1 represents —O—, —S— or —NH—; A 2 represents an (n+1)-valent aromatic group; and n represents an integer that satisfies 1≤n≤4.) |