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240664

Sigma-Aldrich

1,2-Dichlorobenzene

anhydrous, 99%

Synonym(s):

o-DCB, o-dichlorobenzene

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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:
12352101
PubChem Substance ID:
57648050
NACRES:
NA.21

grade

anhydrous

Quality Level

100

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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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.

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Product No.
Description
Pricing

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

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

PRTR

Class I Designated Chemical Substances

FSL

Group 4: Flammable liquids
Type 2 petroleums
Hazardous rank III
Water insoluble liquid

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

240664-6X1L:4548173251561
240664-2L:4548173122793
240664-100ML:4548173122779
240664-800ML:
240664-BULK:
240664-1L:4548173122786
240664-900ML:
240664-VAR:

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Certificates of Analysis (COA)

Lot/Batch Number
SHBS0577
SHBR4439
STBK5056
SHBP8659
SHBN5187

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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
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)
(Phenyl)[2?(Trimethylsilyl) Phenyl] Iodonium Triflate. An Efficient And Mild Benzyne Precursor
Kitamura T, et al.
Organic Syntheses, 78, 104-104 (2002)
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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