4,5-Bis(dicyclohexylphosphino)-9,9-dimethylxanthene

4,5-双(二环己基膦)-9,9-二甲基氧杂蒽

Also known as: 4,5-Bis(dicyclohexylphosphino)-9,9-dimethyl-9H-xanthene, 9,9-Dimethyl-4,5-bis(dicyclohexylphosphino)-9H-xanthene, 1,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-dicyclohexylphosphine), 4,5-Bis(dicyclohexylphosphino)-9,9-dimethyl-9H-xanthene, Phosphine, 1,1'-(9,9-dimethyl-9H-xanthene-4,5-diyl)bis[1,1-dicyclohexyl-

4,5-Bis(dicyclohexylphosphino)-9,9-dimethylxanthene (CAS 940934-47-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C39H58OP2 and a molecular weight of 604.825 g/mol. It is also known as 4,5-Bis(dicyclohexylphosphino)-9,9-dimethyl-9H-xanthene, 9,9-Dimethyl-4,5-bis(dicyclohexylphosphino)-9H-xanthene and 1,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-dicyclohexylphosphine). Key properties include a melting point of 169.0 to 174.0 °C, a boiling point of 699.5±55.0 °C at 760 mmHg and a flash point of 476.3±31.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

940934-47-4

Jingsj CID

J-1177299-6

Molecular Formula

C₃₉H₅₈OP₂

Chinese Name

4,5-双(二环己基膦)-9,9-二甲基氧杂蒽

Molecular Weight

604.825 g/mol

Category

Aromatic Hydrocarbons

Last updated

8/21/2026