(S)-(+)-(2,6-DIMETHYL-3,5-DIOXA-4-PHOSPHA-CYCLOHEPTA[2,1-A:3,4-A']DINAPHTHALEN-4-YL)DIMETHYLAMINE;(S)-(+)-(2,6-Dimethyl-3,5-dioxa-4-phospha-cyclohepta[2,1-a;3,4-a']dinaphthalen-4-yl)dimethylamine,min.98%;(S)-(+)-(2,6-Dimethyl-3,5-dioxa-4-phospha-cyclohepta[2,1-a:3,4-a']dinaphthalen-4-yl)dimethylamine, min. 98%;3,4-a']dinaphthalen-4-yl)dimethylamine, min. 98%