1,2,4,5-Tetrachlorobenzene

1,2,4,5-Tetrachlorobenzene Chemical Properties

Melting point:

139 °C

Boiling point:

240-246 °C(lit.)

Density 

1.858

vapor pressure 

5 at 25 °C (extrapolated, Mackay et al., 1982)

refractive index 

1.5348 (estimate)

Flash point:

>230 °F

storage temp. 

0-6°C

solubility 

0.0003g/l

form 

Crystalline Solid

color 

Light pink to gray

Water Solubility 

insoluble. <0.1 g/100 mL at 21 ºC

BRN 

1618315

Henry's Law Constant

0.10 at 20 °C (gas stripping-GC, Oliver, 1985)

Stability:

Stable. Combustible. Incompatible with strong oxidizing agents. Reacts explosively with alkaline methanol solutions.

CAS DataBase Reference

95-94-3(CAS DataBase Reference)

NIST Chemistry Reference

Benzene, 1,2,4,5-tetrachloro-(95-94-3)

EPA Substance Registry System

1,2,4,5-Tetrachlorobenzene (95-94-3)

Safety Information

Hazard Codes 

Xn,T,F,N

Risk Statements 

22-36/37/38-23/24/25-11-36-20/21/22-51/53

Safety Statements 

26-36-45-27-16-36/37-61

RIDADR 

UN 3077 9/PG 3

WGK Germany 

3

RTECS 

DB9450000

TSCA 

Yes

HazardClass 

9

HS Code 

29036990

Hazardous Substances Data

95-94-3(Hazardous Substances Data)

Toxicity

Acute oral LD50 for rats 1,500 mg/kg, mice 1,035 mg/kg (quoted, RTECS, 1985).

MSDS

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1,2,4,5-Tetrachlorobenzene Usage And Synthesis

Chemical Properties

white solid

Uses

Intermediate for herbicides and defoliants, insecticide, impregnant for moisture resistance, electrical insulation.

Definition

ChEBI: A tetrachlorobenzene carrying chloro groups at positions 1, 2, 4 and 5.