【化学】无环酐、不饱和酐

anhydrides

diazo anhydrides

monocarboxylic acid anhydrides, unsaturated

SULFONIC acids, esters, halides, anhydrides or amides

anhydrides of carbamic acid

dicarboxylic acid anhydrides, unsaturated

separator (settler) anhydrides, cyclic

anhydrides of thiocarbamic acid