Synthesis of a chiral macrocyclic tetraphosphine –1,9-di-R,R(and S,S)-α-methylbenzyl-3,7,11,15-tetramesityl-1,9-diaza-3,7,11,15-(RSSR)-tetraphosphacyclohexadecane
Аннотация:
Two enantiomers of the title compound containing six chiral atoms have been synthesised via stereoselective covalent self-assembly of two diphosphinopropane, four formaldehyde and two primary amine molecules.