Patent ID: 7759503

Claim:
A process for producing the trisoxetane compound which comprises: reacting a phenolic compound represented by the following formula (2): wherein R1 represents a hydrogen atom or an alkyl group having 1 to 6 carbon atom(s), R2 represents a divalent alkyl or cycloalkyl group having 0 to 16 carbon atom(s), and A represents a trivalent organic group derived from a cycloalkane having 3 to 12 carbon atoms, with a cesium salt to thereby obtain a cesium phenolate; and reacting the cesium phenolate with an ester sulfonate represented by the following formula (3): wherein R3 represents a hydrogen atom or an alkyl group having 1 to 6 carbon atom(s), and X represents a methyl group, an ethyl group, a phenyl group, or a tolyl group.