Mihály Bartók, Károly Felföldi, Mihály Bartók, Béla Török and Tibor Bartók
The hydrogenation of ethyl pyruvate to (S)-ethyl lactate (up to 70% ee) over a Pt/Al2O3 catalyst using α-isocinchonine as a modifier strongly supports the structure of the intermediate complex [cinchona alkaloid (open conformer)–pyruvate 1:1 complex] of this type of reactions.