Substrate scope of 1ab.
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a
Reaction conditions: 1 (0.1 mmol) and PC 2 (2.0 mol%) were added to degassed MeCN (2.0 mL) under an Ar atmosphere for 12.0 h, in a sealed tube using 385 nm LED light irradiation.
b
Yield of the isolated products.
c
Reaction conditions: 1a (0.1 mmol) and PC 2 (2.0 mol%) were added to degassed MeCN (2.0 mL) under an Ar atmosphere for 24.0 h, in a sealed tube using 100 W blue light irradiation.
d
Reaction conditions: 1 (0.1 mmol) and PC 2 (2.0 mol%) were added to degassed DCM (2.0 mL) under an Ar atmosphere for 24.0 h, in a sealed tube using 100 W blue light irradiation.