CAS Registry Number

CAS 161265-03-8 — 9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(diphenylphosphine)

9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(diphenylphosphine) is a bidentate phosphine ligand widely used in homogeneous catalysis, particularly in palladium-catalyzed cross-coupling reactions like Suzuki-Miyaura couplings. It enhances reaction efficiency and selectivity in organic synthesis. This chemical has a CAS number of 161265-03-8, molecular formula C39H32OP2, and a molecular weight of 578.6183 g/mol. It is stable at ambient storage conditions and carries no hazard classification. Molekula supplies 9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(diphenylphosphine) from research to bulk quantities with full documentation and ISO 9001:2015 traceability.