Systematische untersuchungen über das verhalten von organozinnverbindungen gegenüber flüssigem schwefeldioxid
作者:Udo Kunze、Ekkehard Lindner、Johnson Koola
DOI:10.1016/s0022-328x(00)93371-0
日期:1972.7
The behaviour of tetraarylstannanes, R4Sn (R = C6H5CH2, C6H5, o-, m-, p-CH3C6H4), towards SO2 under various conditions has now been studied in detail. Compared to aliphatic tetraorganostannanes, the variability of the reaction products is much less, so that in nearly all cases only disulfinates, R2Sn(O2SR)2, are formed. The aromatic tin(IV) mono-, di- and tri-sulfinates are also obtained by metathetical
现已研究了在不同条件下四芳基锡烷(R 4 Sn)(R = C 6 H 5 CH 2,C 6 H 5,o-,m-,p -CH 3 C 6 H 4)对SO 2的行为。细节。与脂族四有机锡烷相比,反应产物的可变性要小得多,因此几乎在所有情况下,仅二硫化物R 2 Sn(O 2 SR)2, 形成。芳族锡(IV)单,二和三亚磺酸盐也可通过相应的有机锡卤化物和亚磺酸钠之间的易位反应获得。三芳基氯化锡R 3 SnCl(R = C 6 H 5,o-,m-,p -CH 3 C 6 H 4)的独特特征是它们在液态SO 2中的歧化导致二硫化物R 2 Sn(O 2 SR)2和二氯化物R 2 SnCl 2。(对-CH 3 C 6 H4)2 SnCl 2在更有效的条件下,还接受形成SO 2(p -CH 3 C 6 H 4 SO 2)2 SnCl 2。根据新制备的化合物的IR和1 H NMR光谱进行结构研究。