氯代特戊酰氯

新戊内酯

3-(2-carboxy-2-methylpropyl)sulfanyl-2,2-dimethylpropanoic acid

ethyl 3-(3-ethoxy-2,2-dimethyl-3-oxopropyl)sulfanyl-2,2-dimethylpropanoate

3,3,6,6-tetramethylthiepane-4,5-dione