BINAP

  • (+/-)-2,2’-bis(Diphenylphosphino)-1,1’-dinaphthyl
  • 2,2’-bis-diphenylphosphanyl-[1,1’]binaphthalenyl
Formula
C44H32P2
Description
Solid
Uses
Chiral ligand for metal mediated asymmetric catalysis.

Registry Numbers and Inventories.
CAS
98327-87-8
R 36/37/38
S 26 37/39
Merck
12,10504
Beilstein/Gmelin
5321443
Beilstein Reference
6-16

Properties.
Formula
C44H32P2
Formula mass
622.69
Melting point, °C
240 - 241
Boiling point, °C
724
Vapor pressure, mmHg
5.6E-20 (25 C)
Solubility in water
Insoluble
Partition coefficient, pKow
13.38
Heat of vaporization
102.0 kJ/mol

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container.
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.
Small spills/leaks
Vacuum or sweep up material and place into a suitable disposal container.
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Strong oxidizers, air.
Decomposition
Carbon monoxide, oxides of phosphorus, carbon dioxide.

Fire.
Flash Point,°C
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.

Health.
Exposure effects
   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.

First aid
 
   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.

Transport.