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Key Documents

8.02458

Sigma-Aldrich

4-Chlorostyrene

(stabilised with 4-tert-butylpyrocatechol) for synthesis

Synonym(s):

4-Chlorostyrene, 1-Chloro-4-ethenyl-bezene

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About This Item

Empirical Formula (Hill Notation):
C8H7Cl
CAS Number:
1073-67-2
Molecular Weight:
138.59
MDL number:
MFCD00000632
UNSPSC Code:
12352101
EC Index Number:
214-028-8
NACRES:
NA.22

Quality Level

200

assay

≥98.0% (GC)

form

liquid

potency

5200 mg/kg LD50, oral (Rat)

bp

192 °C

transition temp

flash point 68 °C

density

1.09 g/cm3 at 20 °C

storage temp.

2-8°C

SMILES string

Clc1ccc(cc1)C=C

InChI

1S/C8H7Cl/c1-2-7-3-5-8(9)6-4-7/h2-6H,1H2

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.085 - 1.090
Identity (IR): passes test

pictograms

Exclamation markEnvironment
GHS07,GHS09

signalword

Warning

Hazard Classifications

Aquatic Chronic 2 - Skin Irrit. 2

Storage Class

10 - Combustible liquids

wgk_germany

WGK 3

flash_point_f

154.4 °F - closed cup

flash_point_c

68 °C - closed cup

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