常见例句Keywords disulfonyl methane;aldehyde;acyl anion;alkylation;reduction;synthesis; 二碸基甲烷;醛;醯基負離子;烴化反應;還原反應;郃成;methylene disulfonyl 亞甲基二磺醯disulfonyl hydrazide 二磺醯肼 返回 disulfonyl