Tetramethylammonium fluoroborate

  • N,N,N-Trimethylmethanaminium tetrafluoroborate(1-)
  • Tetramethylammonium tetrafluoroborate
Formula
(CH3)4NBF4
Structure
Description
White solid.

Registry Numbers and Inventories.
CAS
661-36-9
EC (EINECS/ELINCS)
211-547-1
EC Class
irritant
R 37/38 41
RTECS
BS8300000
RTECS class
Other
Beilstein/Gmelin
3715404
Beilstein Reference
4-04-00-00145
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C4H12BF4N
Formula mass
160.95
Melting point, °C
418
Solubility in water
slightly soluble

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container.
Handling
Avoid contact with skin and eyes. Do not breathe dust, vapor, mist, or gas.
Protection
Eyes: Wear chemical goggles. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear a chemical apron.
Respirators
A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149.
Small spills/leaks
Vacuum or sweep up material and place into a suitable disposal container.
Disposal code
28
Stability
Stable under normal shipping and handling conditions.
Incompatibilities
Strong oxidizing agents.
Decomposition
Nitrogen oxides, carbon monoxide, carbon dioxide, hydrogen fluoride, oxides of boron.

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

Health.
Exposure effects
   Ingestion
May cause irritation of the digestive tract.
   Inhalation
Causes respiratory tract irritation.
   Skin
Causes skin irritation.
   Eyes
Causes eye irritation.

First aid
 
   Ingestion
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid.
   Inhalation
Remove from exposure to fresh air immediately. Get medical aid if cough or other symptoms appear.
   Skin
Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.
   Eyes
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Transport.
HS Code
2923 90 00