3,4-Dichlorobenzotrifluoride

  • 3,4-DCBTE
  • 3,4-Dichloro-alpha,alpha,alpha-trifluorotoluene
Formula
C7H3Cl2F3
Structure
Description
A colorless liquid.
Uses
Intermediate for insecticides and herbicides.

Registry Numbers and Inventories.
CAS
328-84-7
EC (EINECS/ELINCS)
206-337-1
EC Class
harmful, irritant
R 22 36/37/38
S 26 36/37/39
RTECS
CZ5527510
RTECS class
Other
UN (DOT)
2810
Beilstein/Gmelin
1950151
Beilstein Reference
4-05-00-00818
Canada DSL/NDSL
NDSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C7H3Cl2F3
Formula mass
215.00
Melting point, °C
-0.2
Boiling point, °C
173
Vapor pressure, mmHg
2 (25 C)
Density
1.486 g/cm3 (20 C)
Solubility in water
2.5 mg/100 ml
Refractive index
1.48 (20 C)
Partition coefficient, pKow
4.43

Hazards and Protection.
Storage
Keep away from heat, sparks, and flame. Keep away from sources of ignition. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Handling
Wash thoroughly after handling. Use with adequate ventilation. Avoid contact with eyes, skin, and clothing. Avoid contact with heat, sparks and flame. Avoid ingestion and inhalation. Do not pressurize, cut, weld, braze, solder, drill, grind, or expose empty containers to heat, sparks or open flames.
Protection
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
Respirators
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Small spills/leaks
Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container. Remove all sources of ignition.
Stability
No data.
Incompatibilities
Strong oxidizing agents,strong alkalis.
Decomposition
Hydrogen chloride, carbon monoxide, carbon dioxide, hydrogen fluoride.

Fire.
Flash Point,°C
65
Autoignition, °C
>600
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Use water spray to keep fire-exposed containers cool. Extinguishing media: Use water spray to cool fire-exposed containers. In case of fire use water spray, dry chemical, carbon dioxide, or chemical foam.

Health.
Exposure effects
   Ingestion
The toxicological properties of this substance have not been fully investigated. May be harmful if swallowed.
   Inhalation
Causes respiratory tract irritation.
   Skin
Causes skin irritation. Prolonged and/or repeated contact may cause irritation and/or dermatitis.
   Eyes
Causes eye irritation.

First aid
 
   Ingestion
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately.
   Inhalation
Remove from exposure 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 soap and 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 immediately.

Transport.
UN number
2810
Response guide
36. Halogenated hydrocarbons
HS Code
2903 69 90
 
Std. Transport #
4912331