Insight into the Willgerodt-Kindler Reaction of ω-Haloacetophenone Derivatives: Mechanistic Implication

Table 1

Atomic economy for the model WK reaction.

Entry	R	Atom economy (%)	Yield (%)	Overall efficiency
(Number 1)	CH3	98	2.7	2.6
(Number 2)	CH2Cl	86	40	34
(Number 3)	CHCl2	76	65	49
(Number 4)	CH2Br	74	72	53
(Number 5)	CHBr2	59	70	41