Synthesen mit 1-phenylbora-2,5-cyclohexadien. Komplexe von eisen, cobalt und nickel mit teilweise hydrierten borabenzol-liganden
作者:G.E. Herberich、E. Raabe
DOI:10.1016/s0022-328x(00)99580-9
日期:1986.1
Phenylbora-2,5-cyclohexadiene (LH) is a versatile ligand precursor in reactions with Fe(CO)5, Co2(CO)8, Ni(CO)4, and Ni(η4-1,5-COD)2. Photochemical reaction with Fe(CO)5 gives (η5-LH)Fe(CO)3 which under irradiation slowly converts to the known borabenzene derivative [(η6-L)Fe(CO)2]2(FeFe). LH reacts with Co2(CO)8 to give the known complex (η6-L)Co(CO)2 and two isomers (η4-LH2)Co(CO)3 with the novel
Phenylbora -2,5-环己二烯(LH)是一种多用途的在反应中配体前体以Fe(CO)5,钴2(CO)8,镍(CO)4,和Ni(η 4 -1,5- COD)2。以Fe(CO)光化学反应5给出了(η 5 -LH)的Fe(CO)3,其下照射慢慢转换为已知borabenzene衍生物[(η 6 -L)的Fe(CO)2 ] 2(铁的Fe)。用Co LH发生反应2(CO)8,得到公知的配合物(η 6 -L)的Co(CO)2和两种异构体(η4 -LH 2)Co(CO)3分别具有新颖的bora-5-环己烯-2-基和bora-3-环己烯-2-基配体。的Ni(CO)4同样地得到两种异构体的Ni(η 6 -L)(η 4 -LH 2),而镍(η 4 -1,5- COD)2给出的Ni(η 6 -L)(1,4, 5-η 3 -C 8 ħ 13)。用的类型的配体的络合物η 4 -2-硼杂-3-丁烯-1-基显示