3-(2-Carboethoxybenzoyl)thiophene

3-(2-Fluorobenzoyl)thiophene

3-(4-Chloro-2-fluorobenzoyl)thiophene

3-(3,5-Difluorobenzoyl)thiophene

Ethyl 5-oxo-5-(3-thienyl)valerate

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

Propyl 5-(1,3-Dioxolan-2-yl)-2-thiophenecarboxylate

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

5-(1,3-dioxolan-2-yl)-2-thienyl 4-oxopentyl ketone

tert-Butyl 5-(1,3-dioxolan-2-yl)-2-thienyl ketone

(2-Cyclohexyl)ethyl 5-(1,3-dioxolan-2-yl)-2-thienyl ketone