(R,R)-2,7-Di-tert-butyl-9,9-dimethyl-4,5-bis(methylphenylphosphino)xanthene

(R,R)-2,7-二-叔丁基-9,9-二甲基-4,5-双(甲基苯膦)氧杂蒽

Also known as: Phosphine, 1,1'-[2,7-bis(1,1-dimethylethyl)-9,9-dimethyl-9H-xanthene-4,5-diyl]bis[1,1-diphenyl-, (2,7-Di-tert-butyl-9,9-dimethyl-9H-xanthene-4,5-diyl)bis(diphenylphosphine), 4,5-Bis(diphenylphosphino)-2,7-di-tert-butyl-9,9-dimethylxanthene, 4,5-Diphenylphosphino-2,7-di-tert-butyl-9,9-dimethylxanthene, 4,7-di-tert-butylXantphos, 2,7-Di-tert-butyl-9,9-dimethyl-4,5-bis(methylphenylphosphino)xanthene, tBuXantphos

(R,R)-2,7-Di-tert-butyl-9,9-dimethyl-4,5-bis(methylphenylphosphino)xanthene (CAS 221462-97-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C37H44OP2 and a molecular weight of 566.69200 g/mol. It is also known as Phosphine, 1,1'-[2,7-bis(1,1-dimethylethyl)-9,9-dimethyl-9H-xanthene-4,5-diyl]bis[1,1-diphenyl-, (2,7-Di-tert-butyl-9,9-dimethyl-9H-xanthene-4,5-diyl)bis(diphenylphosphine) and 4,5-Bis(diphenylphosphino)-2,7-di-tert-butyl-9,9-dimethylxanthene. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

221462-97-1

Jingsj CID

J-1517132-0

Molecular Formula

C₃₇H₄₄OP₂

Chinese Name

(R,R)-2,7-二-叔丁基-9,9-二甲基-4,5-双(甲基苯膦)氧杂蒽

Molecular Weight

566.69200 g/mol

Category

Aromatic Hydrocarbons

Last updated

8/21/2026