To obtain a transition metal compound of the group 7 used for preparing a catalyst for addition polymerization, which is prepared by using the transition metal compound of the group 7 and exhibits high polymerization activity.
This transition metal compound is represented by the formula [1] AoMXp [1] ((o) is an integer of 1-3; A is a ligand having a structure represented by formula [2] (M is a transition metal atom of the group 7; (p) is an integer of 0-4; X is hydrogen atom, an alkyl group, an aralkyl group, an alkoxy group, an aralkyloxy group, an aryloxy group, an acyloxy group, an acyl group, a disubstituted amino group, isocyanate group, thiocyanate group, nitrosyl group, an azido group, cyano group, hydroxy group, a perhalide ion, nitrate ion, sulfate ion, a hexahalogenated phosphorus ion or a tetrasubstituted boron ion; R1-R14 are each hydrogen atom, an alkyl group, an aralkyl group, an aryl group or a monocycle- or polycycle-forming group by combination of at least two of them; R4 and R10 are each a group except hydrogen atom)).
NAMIKAWA MASAAKI
Toru Nakayama
Masayuki Enomoto
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