Patent ID: 8431326
Filing Date: 2013-04-30
Classification: C07D,G03F

Abstract:
1. A salt represented by the formula (I): wherein Q 1 and Q 2 independently each represent a fluorine atom or a C1-C6 perfluoroalkyl group, L 1 represents a C1-C17 divalent saturated hydrocarbon group in which one or more —CH 2 — can be replaced by —O— or —CO—, ring W represents a C3-C36 aliphatic ring in which one or more —CH 2 — can be replaced by —O—, —S—, —CO— or —SO 2 — and in which one or more hydrogen atoms can be replaced by a hydroxyl group, a C1-C12 alkyl group, a C1-C12 alkoxy group, a C3-C12 alicyclic hydrocarbon group or a C6-C10 aromatic hydrocarbon group, R f is independently in each occurrence a fluorine atom or a C1-C6 fluorinated alkyl group, n represents an integer of 1 to 10, and Z + represents an organic counter ion.