Supplier Page from Thermo Fisher Scientific for (+)-1,2-Bis[(2S,5S)-2,5-diethyl-1-phospholanyl]benzene, 97%
3,4-Dimethylbenzeneboronic acid, 98% from Thermo Fisher Scientific
6-(Trifluoromethyl)nicotinic acid, 97% from Thermo Fisher Scientific
Azetidine, 98% from Thermo Fisher Scientific
Barium bromide, ultra dry, 99.998% (metals basis) from Thermo Fisher Scientific