of tetrahydrothiopyran family were synthesized. Steric structures of the individual stereoisomers of these alcohols and glycols were established based on the 1H and 13C NMR spectroscopic data. Stereochemistry of ethynylation of 2,5-dimethyltetrahydrothiopyran-4-one was studied.
                                    合成了新的
四氢噻喃家族的单和二炔醇和二醇。这些醇和二醇的各个立体异构体的立体结构是基于 1H 和 13C NMR 光谱数据建立的。研究了 2,5-二甲基
四氢噻喃-4-one 
乙炔化的立体
化学。