Patent ID: 7132501

Claim:
A sulfur-containing compound having a structure represented by formula (1): (wherein R1 represents a hydrogen atom, a reactive terminal group, a straight, branched or cyclic alkyl group having 1 to 10 carbon atoms with a reactive terminal group or its thia derivative, an aryl group with a reactive terminal group, or an aralkyl group with a reactive terminal group; Y represents a sulfur atom, a selenium atom, or a tellurium atom; R represents a substituted or unsubstituted bivalent hydrocarbon group having 1 to10 carbon atoms, which may be thianated; n represents an integer of 0 to 3; and X 1 is substituted for any one of groups R2 to R7 of a partial structure represented by formula (2) in which the groups R2 to R7 other than the group substituted by X 1 are independently a hydrogen atom or a substituted or unsubstituted monovalent hydrocarbon group having 1 to10 carbon atoms