(±)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthalene

(±)-2,2'-双(二苯基膦)-1,1'-联萘

Also known as: Racemic-2,2'-bis(diphenylphosphino)-1,1'-binaphthyl, rac-BINAP, (±)-BINAP, BINAP (racemic), 1,1'-Binaphthalene-2,2'-diylbis(diphenylphosphine), 2,2'-Bis(diphenylphosphino)-1,1'-binaphthyl (racemic), UNII:4F1X2F8NA3

(±)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthalene (CAS 98327-87-8) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C44H32P2 and a molecular weight of 622.67 g/mol. It is also known as Racemic-2,2'-bis(diphenylphosphino)-1,1'-binaphthyl, rac-BINAP and (±)-BINAP. Key properties include a melting point of 280-285ºC, a boiling point of 724.3±55.0 °C at 760 mmHg and a flash point of 419.0±37.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
98327-87-8
Jingsj CID
J-5245-6
Molecular Formula
C44H32P2
Chinese Name
(±)-2,2'-双(二苯基膦)-1,1'-联萘
Molecular Weight
622.67 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point280-285ºC
Boiling Point724.3±55.0 °C at 760 mmHg
Flash Point419.0±37.8 °C
Exact Mass622.197937
PSA27.18000
LogP13.38
Vapor Pressure0.0±2.3 mmHg at 25°C

Activity & Biological Data

Additional Information[1]. Xue CB, et al. Discovery of INCB8761/PF-4136309, a Potent, Selective, and Orally Bioavailable CCR2 Antagonist. ACS Med. Chem. Lett., 2011, 2 (12), pp 913-918.

Frequently Asked Questions

What is the CAS number of (±)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthalene?

The CAS number of (±)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthalene is 98327-87-8.

What are the molecular formula and molecular weight of (±)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthalene?

(±)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthalene has molecular formula C44H32P2 and molecular weight 622.67 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "(±)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthalene (CAS 98327-87-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-5245-6 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.