Tin(IV) and organotin(IV) complexes containing the anion of some substituted-3-methyl-4-acyl-5-pyrazolones. Crystal structure of dimethylbis(1-phenyl-3-methyl-4-benzoyl pyrazolon-5-ato)tin(IV)
作者:Bruna Bovio、Augusto Cingolani、Fabio Marchetti、Claudio Pettinari
DOI:10.1016/0022-328x(93)80455-k
日期:1993.10
= C6H5; QFH: R′= C6H5, R″ = CF3), X = Cl or R, R = Cl or CH3, have been prepared and characterized by analyses, spectral (IR, 1H-, 13C- and 119Sn-NMR data) and conductivity measurements. The crystal structure of [(Q′)2Sn(CH3)2] (Q′H is 1-phenyl-3-methyl-4-benzoyl-5-pyrazolone) was also determined: the sterically demanding ligand gives rise to severe distortion of the six-coordinate [(Q′)2Sn(CH3)2]
六配位[(Q)2 SnRX]化合物,其中QH是1-R'-3-甲基-4- R“C(O)-5-吡唑啉酮(QPH:R'= p -NO 2 C 6 ħ在图4中,R″ = C 6 H 5; Q M H:R′= CH 3,R″ = C 6 H 5; Q F H:R′= C 6 H 5,R″ = CF 3),X = Cl已制备或通过分析,光谱(IR,1 H-,13 C-和119 Sn-NMR数据)和电导率测量对R或R,R = Cl或CH 3进行了表征。[(Q')的晶体结构还测定了2 Sn(CH 3)2 ](Q'H为1-苯基-3-甲基-4-苯甲酰基-5-吡唑啉酮):立体位配体引起六坐标[[Q ')2 Sn(CH 3)2 ]化合物,类似于[(Q')2 Sn(tC 4 H 9)2 ]和I(Q')2 Sn(nC 4 H 9)2 ]中所述的化合物。CSnC轴弯曲(153.3(3)°),四个SnO键中的两个异常长(2