作者:Joan Farran、Libardo Torres-Castellanos、Angel Alvarez-Larena、Joan F. Piniella、Mario V. Capparelli
DOI:10.1016/s0022-328x(02)01381-5
日期:2002.7
Bis(aryltelluro)ethynes ArTeCCTeAr (Ar=C6H5 (1), p-MeC6H4 (2), p-Me2NC6H4 (3), p-FC6H4 (4), p-ClC6H4 (5), p-BrC6H4(6), p-IC6H4 (7), p-PhC6H4 (8), p-PhOC6H4 (9), α-C10H7 (10), β-C10H7 (11)) were prepared in 42–97% yields, by reacting BrMgCCMgBr with two equivalents of the corresponding ArTeX formed in situ. These organotellurium compounds were characterized by 1H- and 13C-NMR and IR spectroscopies
双(芳基碲)乙炔ArTeCCTeAr(Ar = C 6 H 5(1),p -MeC 6 H 4(2),p -Me 2 NC 6 H 4(3),p -FC 6 H 4(4) ,p -ClC 6 H 4(5),p -BrC 6 H 4 (6),p -IC 6 H 4(7),p -PhC 6 ħ 4(8),p -PhOC 6 ħ 4(9)中,α-C 10 H ^ 7(10),β-C 10 H ^ 7(11))在42-97%的产率制备,通过使BrMgCgCMgBr与两当量的原位形成的相应ArTeX反应。这些有机碲化合物的特征在于1 H-和13 C-NMR和IR光谱。的X射线晶体结构1,2,3,7和确定了9个,并且显示了TeCCTe部分是约。线性,而Te原子上的配位是有角度的。一些几何参数的范围是:TeC(sp 2),2.103(5)–2.142(6)Å; TeC(sp),2.021(6)–2