Compound, polymer, composition, composition for film formation, pattern formation method, insulating film formation method, compound production method, and iodine-containing vinyl polymer and acetylated derivative thereof
A compound having an unsaturated double bond and one or more halogens. A kind of manufacture method of iodine-containing vinyl monomer, it comprises: a) prepare to have the general structure shown in formula (1-1) with valeryl group (the definition of variable part in formula (1-1) is as described in description and b) dehydrating the iodohydric substrate to obtain the general structure represented by the formula (1) (the definition of the variable part in the formula (1) is as described in the specification) The process of the iodine-containing vinyl monomer described in).