cyclohexanone ketal N 乙酰丙酮缩

Cyclohexanone diethyl ketal 环己酮二乙基乙缩醛

Cyclohexanone dimethyl ketal 环己酮二甲缩酮

cyclohexanone glycol ketal 环己酮缩乙二醇

cyclohexanone butanediol ketal 环己酮丁二醇缩酮

cyclohexanone ethylene glycol ketal 环己酮缩乙二醇

cyclohexanone L-ascorbic acid ketal 环己酮Vc缩酮

cyclohexanone D-isoascorbic acid ketal 环己酮异VC缩酮