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. Author manuscript; available in PMC: 2016 Oct 21.

Published in final edited form as: Chem Commun (Camb). 2015 Oct 21;51(82):15180–15183. doi: 10.1039/c5cc05890b

Table 2.

Scope of the developed cyclization reaction.


Compound	R₁	R₂	Conversion (%)	Isolated Yield (%)
7	4-Me^a	H^a	100	95
8	4-OCF3^a	H^a	100	97
9	3-OBn^a	H^a	100	60
10	4-F^a	H^a	100	78
11	3-OMe^a	H^a	100	95
12	H^a	CI^b	100	84
13	4-Me^a	CI^b	100	75
14	3-OBn^a	CI^b	100	77
15	4-F^a	CI^b	100	52
16	3-OMe^a	CI^b	100	74
17	H^a	CF₃^c	100	56
18	4-Me^a	CF₃^c	100	79
19	4-OCF₃^a	CF₃^c	100	56
20	3-OBn^a	CF₃^c	100	74
21	4-F^a	CF₃^c	100	68
22	3-OMe^a	CF₃^c	100	94

^a

1 equivalence of the reagent used.

^b

2 equivalence of the reagent used.

^c

1.2 equivalence of the reagent used.