2,2,3-三甲基-3-丁烯酸

ethyl 3-hydroxy-2,2,3-trimethylbutanoate

ethyl 3-chloro-2,2,3-trimethylbutyrate

2,2,3-trimethyl-3-butensaeure-aethylester

2,2-二甲基-3-氧代丁酸乙酯