Ethyl 4-oxo-4-(3-thienyl)butyrate

5-(1,3-Dioxolan-2-yl)-2-thienyl 2,4,4-trimethylpentyl ketone

5-(1,3-Dioxolan-2-yl)-2-(2-fluorobenzoyl)thiophene

2-(2-Bromobenzoyl)-5-(1,3-Dioxolan-2-yl)thiophene

5-(1,3-Dioxolan-2-yl)-2-(4-isopropylbenzoyl)thiophene

2-(4-n-Butoxybenzoyl)-5-(1,3-dioxolan-2-yl)thiophene

2-(2,3-Difluorobenzoyl)-5-(1,3-dioxolan-2-yl)thiophene

2-(3,5-Dimethylbenzoyl)-5-(1,3-dioxolan-2-yl)thiophene

2-Nonanoylpyridine

Cycloheptyl 2-pyridyl ketone

1-Ethylpentyl 2-pyridyl ketone