2 - (1,2,2-trimethyl-3-cyclopentenyl) - 2-oxoethyl carboxylate compound and method for producing hydroxymethyl = 1,2,2-trimethyl-3-cyclopentenyl = ketone, and halo methyl 2-trimethyl-3-cyclopentenyl) ketone compounds

摘要

Problem to be solved: to provide a method for producing pheromone compounds and related compounds, and an intermediate.A method of producing a compound represented by formula (6) by esterification of a compound represented by general formula (5).(x is an Oh or a halogen atom)(R is a monovalent hydrocarbon group of 1 to 9 carbon atoms)No selection