All Photos(1)

8.07993

Sigma-Aldrich

Sulfolane

for synthesis

Synonym(s):
Tetrahydrothiophene 1,1-dioxide, Tetramethylene sulfone, Sulfolane
Empirical Formula (Hill Notation):
C4H8O2S
CAS Number:
Molecular Weight:
120.17
MDL number:
EC Index Number:
204-783-1

Quality Level

vapor pressure

0.035 hPa ( 30 °C)

assay

≥99.0% (GC)

potency

2006 mg/kg LD50, oral (Rat)
>2000 mg/kg LD50, skin (Rat)

bp

285 °C/1013 hPa

mp

26 °C

transition temp

flash point 177 °C

solubility

soluble ≥100 g/L

density

1.26 g/cm3 at 30 °C

storage temp.

2-30°C

InChI

1S/C4H8O2S/c5-7(6)3-1-2-4-7/h1-4H2

InChI key

HXJUTPCZVOIRIF-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Water (K. F.): ≤ 0.20 %
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

Pictograms

Exclamation markHealth hazard

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Repr. 1B

Storage Class Code

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 1

Flash Point(F)

350.6 °F - closed cup

Flash Point(C)

177 °C - closed cup

Certificate of Analysis

Certificate of Origin

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