(R)-7,7'-Bis[di(4-methylphenyl)phosphino]-2,2',3,3'-tetrahydro-1,1'-spirobiindane

(R)-7,7'-双[二(4-甲基苯基)膦基]-2,2',3,3'-四氢-1,1'-螺二茚

Also known as: (R)-Tol-SDP, (R)-(+)-7,7'-Bis[di(4-methylphenyl)phosphino]-2,2',3,3'-tetrahydro-1,1'-spirobiindane, (R)-7,7'-Bis(di-p-tolylphosphino)-1,1'-spirobiindane, 1,1'-[(1R)-2,2',3,3'-Tetrahydro-1,1'-spirobi[1H-indene]-7,7'-diyl]bis[1,1-bis(4-methylphenyl)phosphine], MFCD08459345

(R)-7,7'-Bis[di(4-methylphenyl)phosphino]-2,2',3,3'-tetrahydro-1,1'-spirobiindane (CAS 528521-87-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C45H42P2 and a molecular weight of 644.76300 g/mol. It is also known as (R)-Tol-SDP, (R)-(+)-7,7'-Bis[di(4-methylphenyl)phosphino]-2,2',3,3'-tetrahydro-1,1'-spirobiindane and (R)-7,7'-Bis(di-p-tolylphosphino)-1,1'-spirobiindane. Key properties include a melting point of 150-152ºC, a boiling point of 722ºC at 760 mmHg and a flash point of 417.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

528521-87-1

Jingsj CID

J-882194-2

Molecular Formula

C₄₅H₄₂P₂

Chinese Name

(R)-7,7'-双[二(4-甲基苯基)膦基]-2,2',3,3'-四氢-1,1'-螺二茚

Molecular Weight

644.76300 g/mol

Category

Aromatic Hydrocarbons

Last updated

8/21/2026