Product Identification

Product Name

2,2'-Bis(diphenylphosphino)-1,1'-binaphthyl

Synonyms

(+/-)-2,2-bis(Diphenylphosphino)-1,1-dinaphthyl
2,2'-Bis(diphenylphosphino)-1,1'-binaphthyl

CAS

98327-87-8

Formula

C44H32P2

Molecular Weight

622.69000000000005

Merck

12,10504

Beilstein/Gmelin

5321443

Beilstein Reference

6-16

Physical and Chemical Properties

Appearance

Solid

Solubility in water

Insoluble

Melting Point

280 - 285

Boiling Point

724

Vapor Pressure

5.6E-20 (25 C)

Partition Coefficient

13.38

Heat Of Vaporization

102.0 kJ/mol

Usage

Chiral ligand for metal mediated asymmetric catalysis.

First Aid Measures

Ingestion

Get medical aid. Wash mouth out with water.

Inhalation

Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.

Skin

Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.

Eyes

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Handling and Storage

Storage

Store in a cool, dry place. Store in a tightly closed container.

Hazards Identification

Ingestion

May cause irritation of the digestive tract. May be harmful if swallowed.

Inhalation

Causes respiratory tract irritation. May be harmful if inhaled.

Skin

Causes skin irritation. May be harmful if absorbed through the skin.

Eyes

Causes eye irritation.

EC Risk Phrase

R 36/37/38

EC Safety Phrase

S 26 37/39

Exposure Controls/Personal Protection

Personal Protection

Wear appropriate protective gloves to prevent skin exposure. ear appropriate protective clothing to prevent skin exposure. Chemical safety goggles.

Respirators

Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

Fire Fighting Measures

Flash Point

419

Fire Fighting

Use water spray, dry chemical, carbon dioxide, or chemical foam. Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.

Accidental Release Measures

Small spills/leaks

Vacuum or sweep up material and place into a suitable disposal container.

Stability and Reactivity

Stability

Stable under normal temperatures and pressures.

Incompatibilities

Strong oxidizers, air.

Decomposition

Carbon monoxide, oxides of phosphorus, carbon dioxide.