Skip to Content
Merck
CN
All Photos(2)

Key Documents

View All Documentation

Safety Information

D56802

Sigma-Aldrich

1,2-Dichlorobenzene

ReagentPlus®, 99%

Sign Into View Organizational & Contract Pricing
All Photos(2)

About This Item

Empirical Formula (Hill Notation):
C6H4Cl2
CAS Number:
95-50-1
Molecular Weight:
147.00
Beilstein:
606078
EC Number:
202-425-9
MDL number:
MFCD00000535
UNSPSC Code:
12191501
PubChem Substance ID:
329798810
NACRES:
NA.04
Assay:
99%
bp:
178-180 °C (lit.)
vapor pressure:
1.2 mmHg ( 20 °C)
1.6 mmHg ( 35 °C)

vapor density

5.1 (vs air)

Quality Level

100

vapor pressure

1.2 mmHg ( 20 °C)
1.6 mmHg ( 35 °C)

product line

ReagentPlus®

Assay

99%

form

liquid

autoignition temp.

1198 °F

expl. lim.

9.2 %

refractive index

n20/D 1.551 (lit.)

bp

178-180 °C (lit.)

mp

−18-−17 °C (lit.)

density

1.306 g/mL at 25 °C (lit.)

SMILES string

Clc1ccccc1Cl

InChI

1S/C6H4Cl2/c7-5-3-1-2-4-6(5)8/h1-4H

InChI key

RFFLAFLAYFXFSW-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Application

1,2-Dichlorobenzene can be used as a solvent:
  • In the Wohl-Ziegler bromination of methoxyimino-o-tolyl-acetic acid methyl esters.
  • To synthesize poly(butyleneterephthalate) copolyesters via polycondensation.

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

Not finding the right product?  

Try our Product Selector Tool.

Pictograms

Exclamation markEnvironment
GHS07,GHS09

Signal Word

Warning

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Irrit. 2 - Skin Irrit. 2 - Skin Sens. 1B - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

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

WGK

WGK 2

Flash Point(F)

150.8 °F - closed cup

Flash Point(C)

66.0 °C - closed cup

Regulatory Information

危险化学品

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
SHBS3704
SHBR4447
SHBS0340
STBL3615
SHBS0062

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Synthesis and characterization of poly (butylene terephthalate) copolyesters derived from threitol
Ittobane N, et al.
Polymer Composites, 29, S817-S825 (2021)
Benzylic Brominations with N-Bromosuccinimide in 1, 2-Dichlorobenzene: Effective Preparation of (2-Bromomethyl-phenyl)-Methoxyiminoacetic Acid Methyl Ester
Lee S, et al.
Clean Technologies and Environmental Policy, 22, 269-273 (2016)
Ivan Guryanov et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 15(46), 12837-12845 (2009-10-23)
The effect of microwave (MW) irradiation and ionic liquids (IL) on the cycloaddition of azomethine ylides to [60]fullerene has been investigated by screening the reaction protocol with regard to the IL medium composition, the applied MW power, and the simultaneous
Eric Vejerano et al.
Environmental science & technology, 45(2), 589-594 (2010-12-09)
Previous studies have shown environmentally persistent free radicals (EPFRs) form when chlorine- and hydroxy-substituted benzenes chemisorb on Cu(II)O-containing surfaces under postcombustion conditions. This paper reports the formation of EPFRs on silica particles containing 5% Fe(III)(2)O(3). The EPFRs are formed by
Bimalendu Adhikari et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 17(41), 11488-11496 (2011-09-29)
The N-terminally pyrene-conjugated oligopeptide, Py-Phe-Phe-Ala-OMe, (Py=pyrene 1-butyryl acyl) forms transparent, stable, supramolecular fluorescent organogels in various organic solvents. One of these organogels was thoroughly studied using various techniques including transmission electron microscopy (TEM), field-emission scanning electron microscopy (FESEM), atomic force
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service