Synthesis and Lewis acidity of triorganosilyl and triorganostannyl esters of orthoboric, metaboric, and arylboronic acids
作者:Michael A Beckett、Paul Owen、K.Sukumar Varma
DOI:10.1016/s0022-328x(99)00352-6
日期:1999.10
The synthesis of 30 new triorganosilyl and triorganostannyl esters of orthoboric, metaboric, and arylboronic acids are described: (R3SiO)3B R3=nBuMe2, PhMe2, [2-(3-cyclohexenyl)ethyl]Me2, (nOctadecyl)Me2, nHex3}; (R3MO)3B3O3 M=Si: R3=nPr3, nBu3, nHex3, EtMe2, nBuMe2, [2-(3-cyclohexenyl)ethyl]Me2, [(Me2HC)(Me)2C]Me2, (nOctadecyl)Me2, PhMe2, Ph2Me, Ph3. M=Sn, R=Ph, Me}; (R3MO)2BAr M=Si: Ar=Ph, R3=nPr3
描述了邻硼酸,偏硼酸和芳基硼酸的30种新的三有机硅烷基和三有机锡烷基酯的合成:(R 3 SiO)3 B R 3 = n BuMe 2,PhMe 2,[2-(3-环己烯基)乙基] Me 2,(n十八烷基)Me 2,n十六进制3 };(R 3 MO)3 B 3 O 3 M = Si:R 3=n Pr 3,n Bu 3,n Hex 3,EtMe 2,n BuMe 2,[2-(3-环己烯基)乙基] Me 2,[(Me 2 HC)(Me)2 C] Me 2,(n十八烷基)Me 2,PhMe 2,Ph 2 Me,Ph 3。M = Sn,R = Ph,Me};(R 3 MO)2 BAr M = Si:Ar = Ph,R 3=n Pr 3,n Bu 3,Ph 2 Me;Ar = C 6 H 4 Br-4,R = Ph,n Pr; Ar = C 6 H 4 Me-2,R = Ph,n公关 M = Sn:R