tert-butyl 3-oxoundecanoate

乙酰乙酸苯酯

tert-butyl 2-acetylpent-4-ynoate

1-[2-氟-6-(三氟甲基)苄基]-6-甲基嘧啶-2,4(1H,3H)-二酮

2,6-dimethyl-2-phenyl-1,3-dioxin-4-one