[SnR2(L)2] (L=L1 or L2). The phenyl substituent on position 3 induces instability of the triorganotin derivatives in solution with the formation of SnR2(L)2 and SnR4 compounds. Moreover, diorganotin derivatives partially dissociate in solution yielding [SnR2(L)(solvent)]2+ species. When compared with the related 3-methyl species, the crystal structure of (1,3-diphenyl-4-benzoyl-pyrazolon-5-ato)triphenyltin(IV)
R 3 SnCl,(R 3 Sn)2 O,R 2 SnO或R 2 SnCl 2受体(R = Me,n Bu或Ph)与两个新的
β-二酮配体(LH = 1,3-二苯基)之间的相互作用-4-R 4(CO)-
吡唑-5-酮:L 1 H,R 4 = Ph; L 2 H,R 4 = Me)产生配合物[SnR 3(L)(H 2 O)]( R = Me或n Bu,L = L 1或L 2),[SnPh 3(L)]和[SnR 2(L)2 ] [L = L 1或
L2)。3位上的苯基取代基会引起溶液中三
有机锡衍
生物的不稳定性,从而形成SnR 2(L)2和SnR 4化合物。此外,二
有机锡衍
生物在溶液中部分解离,生成[SnR 2(L)(溶剂)] 2+物种。当与相关的3-甲基物质进行比较时,(1,3
-二苯基-4-苯甲酰基-
吡唑啉酮-5-基)三苯基
锡(IV)的晶体结构未被3-苯基取代修饰。第3位的Ph产生的
化学不稳定性大