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8.07679

Sigma-Aldrich

Styrene

(stabilised) for synthesis

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Synonym(s):
Styrene, Phenylethylene, Vinylbenzene
Empirical Formula (Hill Notation):
C8H8
CAS Number:
100-42-5
Molecular Weight:
104.15
MDL number:
MFCD00008612
UNSPSC Code:
12352005
EC Index Number:
202-851-5
NACRES:
NA.22

vapor pressure

6 hPa ( 20 °C)

Quality Level

200

form

liquid

autoignition temp.

480 °C

potency

2650 mg/kg LD50, oral (Rat)

expl. lim.

1.1-8.9 % (v/v)

bp

145 °C/1013 hPa

mp

-31 °C

transition temp

flash point 31 °C

solubility

0.24 g/L

density

0.906 g/cm3 at 20 °C

InChI

1S/C8H8/c1-2-8-6-4-3-5-7-8/h2-7H,1H2

InChI key

PPBRXRYQALVLMV-UHFFFAOYSA-N

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General description

(stabilised) for synthesis

Application

Styrene (stabilised) for synthesis. CAS 100-42-5, EC Number 202-851-5, chemical formula C₆H₅CHCH₂.

Specifications

Saturation Concentration in Air: 25.6 g/m3 (20 °C)

Analysis Note

Assay (GC, area%)≥ 99.0 % (a/a)Density (d 20 °C/ 4 °C)0.905 - 0.907Identity (IR)passes testThe material is stabilised with 4-tert-Butylpyrocatechol. At time of analytical testing a content of >10 ppm stabiliser was determined.

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Asp. Tox. 1 - Eye Irrit. 2 - Flam. Liq. 3 - Repr. 2 - Skin Irrit. 2 - STOT RE 1 - STOT SE 3

Target Organs

hearing organs, Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

89.6 °F - closed cup

Flash Point(C)

32.0 °C - closed cup

Regulatory Information

危险化学品

Certificates of Analysis (COA)

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