Influence of the Steric Demand of Coligands on the Catalytic Activity of Nickel(II) Complexes in the Copolymerization of Ethene and Carbon Monoxide

Table 2

Decomposition of the complexes during the catalysis experiments: GC/MS data.

Complex	Decomposition; product	Retention; time/min	𝑚/𝑧 ([M]^•+)
K3	O=PnBuPh2	10.8	258
K5	O=PnBu3	8.2	218
K6	O=P(OEt)3	4.3	182