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. 2019 Dec 16;11(4):1102–1106. doi: 10.1039/c9sc04055b

Optimization of pertinent reaction parameters.

graphic file with name c9sc04055b-u1.jpg
Entry Solvent Temp (°C) Conc (M) Time Yielda (%)
1b DME rt 0.05 15 h 75
2 DME 40 0.05 18 h 79
3 DME 80 0.05 20 min 81
4 DME 80 0.1 20 min 73
5 THE 80 0.05 20 min 38
6c DME 80 0.05 20 min 0
a

Determined by 1H-NMR with 1,3,5-trimethoxybenzene as an internal standard.

b

Reaction ran inside of glovebox.

c

Reaction ran without Fe(OTf)2.