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Merck

8.03238

1,2-Dichlorobenzene

for synthesis

Synonym(s):

1,2-Dichlorobenzene, o-Chlorobenzene

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About This Item

Linear Formula:
1,2-(Cl)2C6H4
CAS Number:
Molecular Weight:
147.00
UNSPSC Code:
12352101
EC Index Number:
202-425-9
NACRES:
NA.22
MDL number:
Assay:
≥98% (GC)
Grade:
synthesis grade
Bp:
180 °C/1013 hPa
Vapor pressure:
1.33 hPa ( 20 °C)
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grade

synthesis grade

Quality Level

vapor pressure

1.33 hPa ( 20 °C)

assay

≥98% (GC)

form

liquid

autoignition temp.

640 °C

potency

500 mg/kg LD50, oral (Rat), >10000 mg/kg LD50, skin (Rabbit)

expl. lim.

2.2-12 % (v/v)

dilution

(for synthesis)

bp

180 °C/1013 hPa

mp

-17 °C

transition temp

flash point 66 °C

solubility

0.13 g/L

density

1.31 g/cm3 at 20 °C

storage temp.

2-30°C

SMILES string

Clc1c(cccc1)Cl

InChI

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

InChI key

RFFLAFLAYFXFSW-UHFFFAOYSA-N

Application

1,2-Dichlorobenzene for synthesis. CAS 95-50-1, chemical formula 1,2-(Cl)₂C₆H₄.

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.305 - 1.307
Identity (IR): passes test


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pictograms

Exclamation markEnvironment

signalword

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

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



Certificates of Analysis (COA)

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