240664

Sigma-Aldrich

1,2-Dichlorobenzene

anhydrous, 99%

Synonym(s):
o-DCB, o-dichlorobenzene
Empirical Formula (Hill Notation):
C6H4Cl2
CAS Number:
Molecular Weight:
147.00
Beilstein/REAXYS Number:
606078
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

Quality Level

grade

anhydrous

vapor density

5.1 (vs air)

vapor pressure

1.2 mmHg ( 20 °C)
1.6 mmHg ( 35 °C)

assay

99%

form

liquid

autoignition temp.

1198 °F

expl. lim.

9.2 %

impurities

<0.003% water
<0.005% water (100 mL pkg)

evapn. residue

<0.0003%

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

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Related Categories

Application

1,2-Dichlorobenzene may be used as a starting material in the synthesis of (phenyl)[2-(trimethylsilyl)phenyl]iodonium triflates and 1,2-dibutylbenzene.

Packaging

1, 2 L in Sure/Seal™
100 mL in Sure/Seal™

Pictograms

Exclamation markEnvironment

Signal Word

Warning

Target Organs

Respiratory system

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

RIDADR

UN 1591 6.1 / PGIII

WGK Germany

WGK 2

Flash Point(F)

150.8 °F - closed cup

Flash Point(C)

66.0 °C - closed cup

Certificate of Analysis

Certificate of Origin

Da Young Hwang et al.
Nanotechnology, 28(2), 025603-025603 (2016-12-08)
We report that a high local strain was obtained for multilayer MoS2 nanoscrolls decorated with noble nanoparticles (Ag and Au NPs) using a rolling process beyond breaking or slipping of MoS2. The local strain was estimated through the bending strain in the nanoscrolls and...
(Phenyl)[2?(Trimethylsilyl) Phenyl] Iodonium Triflate. An Efficient And Mild Benzyne Precursor
Kitamura T, et al.
Organic Syntheses, 78, 104-104 (2002)
Critical light instability in CB/DIO processed PBDTTT-EFT: PC 71 BM organic photovoltaic devices.
Pearson AJ, et al.
Organic Electronics, 30, 225-236 (2016)
Oxygen reduction at a water-1, 2-dichlorobenzene interface catalyzed by cobalt tetraphenyl porphyrine-A fuel cell approach.
Peljo P, et al.
International Journal of Hydrogen Energy, 36(16), 10033-10043 (2011)
Phosphine?Nickel Complex Catalyzed Cross?Coupling of Grignard Reagents with Aryl and Alkenyl Halides: 1, 2?Dibutylbenzene.
Kumada, M, et al.
Organic Syntheses, 58, 127-127 (1978)
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