Denatonium benzoate

  • Bitrex
  • Lignocaine benzyl benzoate
  • Anispray
  • Ammonium, benzyldiethyl((2,6-xylylcarbamoyl)methyl)-, benzoate
  • Benzenemethanaminium, N-(2-((2,6-dimethylphenyl)amino)-2-oxoethyl)-N,N-diethyl-, benzoate
Formula
C28H34N2O3
Structure
Description
Odorless, white crystalline powder. Bitterest known chemical. Detectable at 10 ppb.
Uses
Deer repellent

Registry Numbers and Inventories.
CAS
3734-33-6
EC (EINECS/ELINCS)
223-095-2
22 36/37/38
RTECS
BO6650000
RTECS class
Other
Merck
13,2910
Beilstein/Gmelin
8179408
Beilstein Reference
-
EPA OPP
9106
Swiss Giftliste 1
G-10125
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C28H34N2O3
Formula mass
446.59
Melting point, °C
164 - 168
Solubility in water
45 g/l (20 C)

Hazards and Protection.
Storage
Keep tightly closed.
Protection
Compatible chemical-resistant gloves. Chemical safety goggles.
Respirators
Government approved respirator.
Small spills/leaks
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.
Stability
Stable at normal temperatures and pressures. Protect from moisture.
Incompatibilities
Strong oxidizing agents.
Decomposition
Carbon monoxide, Carbon dioxide, Nitrogen oxides.

Fire.
Fire fighting
Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Hazards
Emits toxic fumes under fire conditions.
Health
1
 
Flammability
1
 
 
Reactivity
0
 

Health.
Poison_Class
4
Exposure effects
Harmful. Harmful if swallowed. Irritating to eyes, respiratory system and skin. Moisture sensitive.
   Ingestion
Harmful if swallowed.
   Inhalation
May be harmful if inhaled. Material is irritating to mucous membranes and upper respiratory tract.
   Skin
Causes skin irritation. May be harmful if absorbed through the skin.
   Eyes
Causes eye irritation.

First aid
 
   Ingestion
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
   Inhalation
If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
   Skin
In case of contact, immediately wash skin with soap and copious amounts of water.
   Eyes
In case of contact, immediately flush eyes with copious amounts of water for at least 15 minutes.

Transport.
HS Code
2924 29 95