Table 1.

Reaction summary from Bardin et al. [34].

Entry	Catalyst/co-Catalyst	Conditions	PFPy Yield (%)
1	Fe	500 °C	40–43
2	Zn	THF, 80 °C, 5 h	18
3	Zn/SOCl2	Sulfolane, 80 °C, 5 h	30
4	Zn/CuSO4	Sulfolane, 80 °C, 5 h	38
5	Zn/CuSO4	Diglyme, 80 °C, 5 h	29
6	Zn/complex NiCl2x6H2O + bpy	DMA, 80 °C, 5 h	34