Organic bismuth compound, method for producing same, living radical polymerization initiator, method for producing polymer using same, and polymer

摘要

An organobismuth compound represented by the formula (1); wherein R¹ and R² are C₁-C₈ alkyl, aryl, substituted aryl or an aromatic heterocyclic group, R³ and R⁴ are each a hydrogen atom or C₁-C₈ alkyl, and R⁵ is aryl, substituted aryl, an aromatic heterocyclic group, acyl, amido, oxycarbonyl or cyano.