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. 2020 Dec 8;12(5):1915–1923. doi: 10.1039/d0sc04890a

Variation of the reaction conditionsa.

graphic file with name d0sc04890a-u1.jpg
Entry Variation of reaction conditions Yield B1b (%)
1 None (standard) 95
2 [Ir(dF(CF3)ppy)2(dtbbpy)](PF6) instead of 3DPAFIPN 52
3 C6F5Br instead of C6F5I N. D.
4 CH3CN instead of CH2Cl2 3
5 THF instead of CH2Cl2 12
6 1,2-DCE instead of CH2Cl2 91
7 K3PO4 instead of K2CO3 4
8 Triethylamine instead of K2CO3 N. D.
9 18 h reaction time 49
10 No 3DPAFIPN 4
11 No C6F5I N. D.
12 No K2CO3 32
13 Dark condition N. D.
a

Reaction conditions: A1 (0.2 mmol), 3DPAFIPN (0.012 mmol), C6F5I (0.8 mmol), K2CO3 (0.6 mmol), CH2Cl2 (1 mL) in a 4 mL reaction vial, irradiated with a 34 W Kessil blue LED for 24 h under fan cooling.

b

Determined by GC using dodecane as an internal standard. THF = tetrahydrofuran. N. D. = not detected.