Ethyl 4-(6-chloropyridin-3-yl)-4-oxobutyrate

4-(2-Thenoyl)pyridine

3-(2-methoxybenzoyl)thiophene

3-(4-carboethoxybenzoyl)thiophene

3-(2-Chlorobenzoyl)thiophene

3-(3-Chloro-5-fluorobenzoyl)thiophene

3-(3,4-Difluorobenzoyl)thiophene

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

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

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

Ethyl 5-(1,3-Dioxolan-2-yl)-2-thenoylformate