环丁基甲酸甲酯, Methyl Cyclobutanecarboxylate

4-戊烯酸, 4-Pentenoic Acid

DL-丙交酯, DL-Lactide

溴甲基-2-萘乙酮, alpha-Bromo-2'-acetonaphthone

四苯基环戊二烯酮, Tetraphenylcyclopentadienone

2,4-二羟基吡啶, 2,4-Dihydroxypyridine

2，5-二甲基-对苯醌, 2,5-Dimethyl-p-benzoquinone

异戊酸, Isovaleric Acid

对苯二腈, 1,4-Dicyanobenzene

1,2-二溴四氯乙烷, 1,2-Dibromotetrachloroethane