Synonyms: Phosphine,[(1R,2R,3S,4S)-1,2,3,4-cyclopentanetetrayltetrakis(methylene)]tetrakis[diphenyl-,rel- (9CI); Tedicyp;all-cis-1,2,3,4-Tetrakis[(diphenylphosphino)methyl]cyclopentane;cis,cis,cis-1,2,3,4-Tetrakis[(diphenylphosphino)methyl]cyclopentane;rel-[(1R,2R,3S,4S)-1,2,3,4-Cyclopentanetetrayltetrakis(methylene)]tetrakis[diphenylphosphine]