The kinetics of(R,S) β-butyrolactone polymerization initiated with a new distannoxane compound were investigated at various monomer/initiator ratios and reaction temperatures with dilatometer.
采用膨胀计法研究环烷氧锡引发β-丁内酯开环聚合动力学,表明链增长反应对单体浓度和引发剂浓度的反应级数分别为1和0。
In this paper,a distannoxane compound with well-defined structure was synthesized from the reaction of di-n-butyltin oxide with 2,3-butanediol.
合成一种环烷氧锡化合物,用氢谱、元素分析和质谱对其结构进行表征确认,并以其作为β-丁内酯开环聚合的引发剂制备聚-3-羟基丁酸酯,考察了单体引发剂配比、聚合时间和聚合温度等聚合条件对聚合产物特性粘度的影响。
Acetalization of Crotonaldehyde and Glycol to Acetal Catalyzed by Tetraorganodistannoxane;
四烃基二锡氧烷的催化缩醛化性能研究
The synthesis methods of alkyltin oxides and their application in the thermal stabilizer for PVC;
烷基氧化锡的合成方法及其在PVC热稳定剂中的应用
Synthesis and structural characterization and application of tetraorganodistannoxane catalysts;
四烃基二锡氧烷催化剂的合成、结构表征及应用
Studies on Tetraorganodistannoxane-catalyzed Esterification;
四烃基二锡氧烷在酯化反应中的催化作用
Research progress on synthesis and structures of tetraorganodistannoxane catalysts and their application in synthesis of organic intermediates and products by organic catalytic reaction are reviewed.
综述了四烃基二锡氧烷催化剂的合成、结构及其在催化合成有机中间体及产品的研究进展,阐述了四烃基二锡氧烷在酯交换、酯化、官能团保护和脱保护等反应的应用。