Home Categories Organic Chemistry 1,2,3,4-Tetrachlorobenzene
A7703612

1,2,3,4-Tetrachlorobenzene , StandardforGC , 634-66-2

CAS NO.:634-66-2

Empirical Formula: C6H2Cl4

Molecular Weight: 215.89

MDL number: MFCD00000538

EINECS: 211-214-0

Update time: 2022-07-08

PRODUCT Properties

Melting point: 44 °C
Boiling point: 254 °C761 mm Hg(lit.)
Density  1,73 g/cm3
vapor pressure  1.5 (extrapolated from vapor pressures determined at higher temperatures, Tesconi andYalkowsky, 1998)
refractive index  1.5348 (estimate)
Flash point: >230 °F
storage temp.  APPROX 4°C
solubility  0.0028g/l
color  White crystals or needles
Water Solubility  5.92mg/L(25 ºC)
BRN  1910025
Henry's Law Constant 3.6 at 10 °C (Koelmans et al., 1999)
Dielectric constant 3.2000000000000002

Description and Uses

Component of dielectric fluids, synthesis.

Safety

Symbol(GHS) 
GHS07,GHS09
Signal word  Warning
Hazard statements  H302-H410
Precautionary statements  P264-P270-P273-P301+P312-P391-P501
Hazard Codes  Xn,T,F
Risk Statements  22-39/23/24/25-23/24/25-11
Safety Statements  22-24/25-45-16-7-36/37
RIDADR  3077
WGK Germany  3
RTECS  DB9440000
HS Code  29039990
Toxicity Acute oral LD50 for rats 1,167 mg/kg (quoted, RTECS, 1985).

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