Skip to Content
Merck

Key Documents

View All Documentation

8.03238

1,2-Dichlorobenzene

for synthesis

Synonym(s):

1,2-Dichlorobenzene, o-Chlorobenzene

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Linear Formula:
1,2-(Cl)2C6H4
CAS Number:
95-50-1
Molecular Weight:
147.00
UNSPSC Code:
12352101
EC Index Number:
202-425-9
NACRES:
NA.22
MDL number:
MFCD00000535
Assay:
≥98% (GC)
Grade:
synthesis grade
Bp:
180 °C/1013 hPa
Vapor pressure:
1.33 hPa ( 20 °C)
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

grade

synthesis grade

Quality Segment

200

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

Still not finding the right product?

Explore all of our products under 1,2-Dichlorobenzene

pictograms

Exclamation markEnvironment
GHS07,GHS09

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

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.

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified

Class I Designated Chemical Substances

prtr

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

fsl

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

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

Visit the Document Library