(R)-2,2'-Bis(diphenylphosphino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthyl

(R)-(+)-2,2'-双(二苯基膦基)-5,5',6,6',7,7',8,8'-八氢-1,1'-联萘

Also known as: (R)-(+)-2,2'-Bis(diphenylphosphino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthyl, (R)-2,2'-Bis(diphenylphosphino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthalene, (R)-(+)-2,2'-Bis(diphenylphospino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthyl, (R)-H8-BINAP, MFCD01630795

(R)-2,2'-Bis(diphenylphosphino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthyl (CAS 139139-86-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C44H40P2 and a molecular weight of 630.73600 g/mol. It is also known as (R)-(+)-2,2'-Bis(diphenylphosphino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthyl, (R)-2,2'-Bis(diphenylphosphino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthalene and (R)-(+)-2,2'-Bis(diphenylphospino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthyl. Key properties include a melting point of 207-208 °C, a boiling point of 745.626ºC at 760 mmHg and a flash point of 433.022ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

139139-86-9

Jingsj CID

J-20981-0

Molecular Formula

C₄₄H₄₀P₂

Chinese Name

(R)-(+)-2,2'-双(二苯基膦基)-5,5',6,6',7,7',8,8'-八氢-1,1'-联萘

Molecular Weight

630.73600 g/mol

Category

Aromatic Hydrocarbons

Last updated

8/21/2026