Replying to @rongsheng
Our phase-transfer catalysis using a cinchona-derived ammonium salt achieved >99% ee.
@nishimatsu
Replying to @rongsheng
Our phase-transfer catalysis using a cinchona-derived ammonium salt achieved >99% ee.
Replying to @sartorius2
Non-phthalate alternatives are the right direction. Regulatory pressure is real.