R′= Et, and R = Me, R′= Me), and nido-[µ-(6,10)- Pt(PMe3)2}-10,10-(PMe3)2-7,9,10-C2PtB8H10], respectively. The latter compound, on reaction with activated charcoal, afforded the compound nido-[10,10-(PMe3)2-7,9,10-C2PtB8H10]. The 1H, 11B, and 31P n.m.r. spectra of the new compounds are reported, and their mechanism of formation and molecular structures discussed.
配合物[
PT(PET 3)3 ],[
铂(反式-茋)(PR' 3)2 ](R'=的Et或Me),[M(COD)(PME 3)2 ](M =
PT或的Ni; COD =环
辛-1,5-二烯),和[
镍(COD)(PET 3)2 ]与反应闭合碳-1,7--R 2 -1,7--C 2乙6 ħ 6(R = H或Me),closo -4,5-R 2 -4,5-C 2 B 7 H 7和closo -1,6-C 2 B 8 H 10得到carbametallaboranes闭合碳- [4,5-R 2 -6,6-(PR' 3)-4,5,6--C 2 MB 6 ħ 6 ](M =
PT,R = H,R'=我; M =
PT,R = Me中,R'= Me或Et; M =
镍,R = Me中,R'= Me或Et),巢式- [4,5-R 2 -7,7-(PR' 3)-4,5,7-C 2
PTB 6 H 6 ](R = H,R'=