(2R,2'R,3R,3'R)-3,3'-二叔丁基-4,4'-二苯基-2,2',3,3'-四氢-2,2'-二苯并[d][1,3]氧磷杂环戊二烯

(2R,2'R,3R,3'R)-3,3'-二叔丁基-4,4'-二苯基-2,2',3,3'-四氢-2,2'-二苯并[d][1,3]氧磷杂环戊二烯

(2R,2'R,3R,3'R)-3,3'-di-tert-butyl-4,4'-diphenyl-2,2',3,3'-tetrahydro-2,2'-bibenzo[d][1,3]oxaphosphole