作者:Gabriele Kociok-Köhn、Mary F. Mahon、Kieran C. Molloy、Gareth J. Price、Timothy J. Prior、Douglas R. G. Smith
DOI:10.1039/c4dt00554f
日期:——
(Me3SiO)2(Me)Si(CH2)4T (16), (Me3SiO)2(Me)Si(CH2)4A (17) (both from 13). 10 reacts with thymine to give a mixture of the pyrimidocyclophane cyclo-T-N,N-[(CH2)4(Me)2Si]2O (19) and [T(CH2)4Si(Me)2]2O (20), while cytosine reacts similarly to form cyclo-C-N,N-[(CH2)4(Me)2Si]2O (21; as an imine) and [C(CH2)4Si(Me)2]2O (22); adenine only generates [A(CH2)4Si(Me)2]2O (18) in an analogous synthesis. Using a related
描述了N-有机甲硅烷基烷基取代的杂环碱(胸腺嘧啶,腺嘌呤和胞嘧啶)的化学性质,涵盖了模型化合物的结构,取代的低聚硅氧烷的合成以及带有N侧基的聚有机硅氧烷的合成的初步报告-烷基(杂环)官能团。制备了N-烯基胸腺嘧啶CH 2 CH(CH 2)n T(T =胸腺嘧啶,n = 1(1),2(2),3(3))并2氢化硅烷化以形成PhMe 2 Si(CH 2)4 T(5)。或者,通过使PhMe 2 Si(CH 2)4 Br(6)与(O,O -SiMe 3)2 T反应来制备5,该方法也已用于制备PhMe 2 Si(CH 2)4 A (7)和PhMe 2 Si(CH 2)4 C(8)(A =腺嘌呤,C =胞嘧啶)。二硅氧烷和三硅氧烷模型[Br(CH 2)4(Me)2 Si] 2 O(10),Me 3SiOSi(Me)2(CH 2)4 Br(11),PhMe 2 SiOSi(Me)2(CH 2)4 Br(12)和(Me