(2R,2'R,3R,3'R)-4,4'-di(ant hracen-9-yl)-3,3'-di-tert-bu tyl-2,2',3,3'-tetrahydro-2,2' -bibenzo[d][1,3]oxaphosp hole

(2R,2'R,3R,3'R)-4,4'-di(ant hracen-9-yl)-3,3'-di-tert-bu tyl-2,2',3,3'-tetrahydro-2,2' -bibenzo[d][1,3]oxaphosp hole · CAS 1884680-45-8