Optically active trivalent phosphorus compounds. 2. Reactivity of alkylthio- and alkylselenophosphonium salts. The first stereospecific synthesis of a chiral phosphinite
Optically active trivalent phosphorus compounds. 2. Reactivity of alkylthio- and alkylselenophosphonium salts. The first stereospecific synthesis of a chiral phosphinite