1.1
Reagents:
Tetrabutylammonium bromide
,
1,8-Diazabicyclo[5.4.0]undec-7-ene
Catalysts:
Thiazolium, 4-methyl-3-(2,4,6-trimethylphenyl)-, tetrafluoroborate(1-) (1:1)
Solvents:
Acetonitrile
;
12 h, rt