(1,1'-Binaphthalene)-2,2'-diol

  • b-Binaphthol
  • 1,1'-Bi-2-naphthol
  • Bis-beta-naphthol
  • 2,2'-Dihydroxybinaphthalene
  • 2,2'-Dihydroxydinaphthyl
  • 2,2'-Dinaphthol
Formula
C20H14O2
Structure
Description
Beige powder
Uses
Chiral ligand.

Registry Numbers and Inventories.
CAS
602-09-5
EC (EINECS/ELINCS)
210-014-0
EC Class
irritant
R 36/37/38
RTECS
DU3106000
RTECS class
Other
Merck
13,1226
Beilstein/Gmelin
997518
Canada DSL/NDSL
NDSL
US TSCA
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed

Properties.
Formula
C20H14O2
Formula mass
286.33
Melting point, °C
215 - 218
Solubility in water
Insoluble
Partition coefficient, pKow
4.92

Hazards and Protection.
Storage
Store in a cool, dry place. Keep container closed when not in use.
Handling
Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
Small spills/leaks
Clean up spills immediately, while using/wearing the proper protective equipment. Sweep up, then place into a suitable container for disposal.
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents.
Decomposition
Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.

Fire.
Fire fighting
Wear approved SCBA in full pressure-demand and full protective gear. Extinguish fire using water, dry chemical, chemical foam, or alcohol-resistant foam.

Health.
Exposure effects
Irritating to eyes, respiratory system and skin. The toxicological properties of this material have not been investigated. Use appropriate procedures to prevent opportunities for direct contact with the skin or eyes and to prevent inhalation.

First aid
 
   Ingestion
Do NOT induce vomiting. Allow the victim to rinse his mouth and then to drink 2-4 cupfuls of water, and seek medical advice.
   Inhalation
Remove from exposure to fresh air immediately.
   Skin
Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
   Eyes
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower lids.

Transport.
HS Code
2907 29 00