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Key Documents

8.00175

Sigma-Aldrich

2-Acetylthiophene

for synthesis

Synonym(s):

2-Acetylthiophene

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About This Item

Empirical Formula (Hill Notation):
C6H6OS
CAS Number:
Molecular Weight:
126.18
MDL number:
UNSPSC Code:
12352115
EC Index Number:
201-804-6

vapor pressure

2.7 hPa ( 50 °C)

Quality Level

assay

≥97.0% (GC)

form

liquid

autoignition temp.

265 °C (DIN 51794)

potency

25-200 mg/kg LD50, oral (Rat)
370 mg/kg LD50, skin (Rat)

bp

211-213 °C/1013 hPa

mp

9-11 °C

transition temp

flash point 97 °C

solubility

14 g/L

density

1.17 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C6H6OS/c1-5(7)6-3-2-4-8-6/h2-4H,1H3

InChI key

WYJOVVXUZNRJQY-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 97.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.168 - 1.172
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

pictograms

Skull and crossbones

signalword

Danger

Hazard Classifications

Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Acute Tox. 3 Dermal

Storage Class

6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk_germany

WGK 3

flash_point_f

206.6 °F

flash_point_c

97 °C


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