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256412

Sigma-Aldrich

1,2,4-Trichlorobenzene

suitable for HPLC, ≥99%

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Empirical Formula (Hill Notation):
C6H3Cl3
CAS Number:
120-82-1
Molecular Weight:
181.45
Beilstein:
956819
EC Number:
204-428-0
MDL number:
MFCD00000547
PubChem Substance ID:
329752809
NACRES:
NA.04

vapor density

>6 (vs air)

vapor pressure

1 mmHg ( 40 °C)

Assay

≥99%

form

solid or liquid

autoignition temp.

1060 °F

expl. lim.

6.6 %, 150 °F

technique(s)

HPLC: suitable
UV/Vis spectroscopy: suitable

impurities

<0.020% water

refractive index

n20/D 1.571 (lit.)

bp

214 °C (lit.)

mp

16 °C (lit.)

solubility

water: insoluble

density

1.454 g/mL at 25 °C (lit.)

λ

H2O reference

UV absorption

λ: 308 nm Amax: 1.00
λ: 310 nm Amax: 0.50
λ: 350 nm Amax: 0.05
λ: 375-400 nm Amax: 0.01

application(s)

food and beverages

SMILES string

Clc1ccc(Cl)c(Cl)c1

InChI

1S/C6H3Cl3/c7-4-1-2-5(8)6(9)3-4/h1-3H

InChI key

PBKONEOXTCPAFI-UHFFFAOYSA-N

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Pictograms

Exclamation markEnvironment
GHS07,GHS09

Signal Word

Warning

Hazard Statements

H302 - H315 - H410

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Skin Irrit. 2

Storage Class Code

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point(F)

235.4 °F - closed cup

Flash Point(C)

113.0 °C - closed cup

Regulatory Information

危险化学品

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Synthesis and characterization of several Ni/NiAl2O4 catalysts active for the 1, 2, 4-trichlorobenzene hydrodechlorination.
Cesteros Y, et al.
Applied Catalysis. B, Environmental, 25(4), 213-227 (2000)
The effect of trichlorobenzene solvent geometry on the morphologies of C60 nano/microcrystals produced from solution.
Liu DD, et al.
Materials Research Bulletin, 73, 65-69 (2016)
Sorption and cosorption of 1, 2, 4-trichlorobenzene and tannic acid by organo-clays.
Dentel SK, et al.
Water Research, 32(12), 3689-3697 (1998)
Anke Wagner et al.
Applied and environmental microbiology, 75(7), 1876-1884 (2009-02-10)
The transcription of reductive dehalogenase homologous (rdh) genes of "Dehalococcoides" sp. strain CBDB1 was investigated during the growth and reductive dechlorination of 1,2,3- and 1,2,4-trichlorobenzene (TCB). A method was developed to monitor the expression of all 32 rdhA genes present
Vijai Elango et al.
Chemosphere, 84(2), 247-253 (2011-05-03)
Using inoculum from a microcosm study that exhibited aerobic transformation of cis-1,2-dichloroethene (cDCE) and trichloroethene (TCE) commensurate with biodegradation of monoaromatic compounds, enrichment cultures were developed by providing benzene, chlorobenzene (CB), dichlorobenzene (DCB) isomers and 1,2,4-trichlorobenzene as carbon and energy
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