Reactivity of N-disubstituted aminocarbene complexes of chromium: nitrogen to carbon migration of the benzyl and allyl groups following alkyne insertions

Article abstract of DOI:10.1016/0022-328X(89)80055-5

Chromium aminocarbene complexes (CO)5Cr=C(CH3)N(CH2Ph)CH3) (3), (CO)5Cr=C(H)N(CH2Ph)(CH3) (percent) and (CO)5Cr=C(H)N(CH2CH=CH2)(CH3) (7) react with diphenylacetylene in boiling benzene to give, after insertions of the alkyne and CO and migration of the b