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T22209

Sigma-Aldrich

Sulfolane

99%

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Synonym(s):
Tetrahydrothiophene 1,1-dioxide, Tetramethylene sulfone
Empirical Formula (Hill Notation):
C4H8O2S
CAS Number:
126-33-0
Molecular Weight:
120.17
Beilstein:
107765
EC Number:
204-783-1
MDL number:
MFCD00005484
PubChem Substance ID:
24900023
NACRES:
NA.22

vapor density

4.2 (vs air)

Quality Level

200

vapor pressure

0.01 mmHg ( 20 °C)

Assay

99%

refractive index

n20/D 1.484 (lit.)

bp

104 °C/0.2 mmHg (lit.)
285 °C (lit.)

mp

20-26 °C (lit.)

density

1.261 g/mL at 25 °C (lit.)

SMILES string

O=S1(=O)CCCC1

InChI

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

InChI key

HXJUTPCZVOIRIF-UHFFFAOYSA-N

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Application

Sulfolane is a polar aprotic solvent that may be used for the complete pyrolysis of cellulose without any polymerization or carbonization side reaction. Sulfolane, in combination with mesitylene, can be used as a solvent in the synthesis of poly(succinimide) (PSI) from L-aspartic acid. It can also be used as a solvent in the synthesis of chlorine-terminated polyethersulfone oligomer, a polymeric activator for nylon 6-polyethersulfone (PES)-nylon 6 block copolymer synthesis.

Pictograms

Exclamation markHealth hazard
GHS07,GHS08

Signal Word

Danger

Hazard Statements

H302 - H360FD

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

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Polymer micelle-like aggregates of novel amphiphilic biodegradable poly (asparagine) grafted with poly (caprolactone).
Jeong JH
Polymer, 44(3), 583-591 (2003)
Thermochemical conversion of cellulose in polar solvent (sulfolane) into levoglucosan and other low molecular-weight substances.
Kawamoto H
Journal of Analytical and Applied Pyrolysis, 70(2), 303-313 (2003)
Christopher Paul Kasanke et al.
Scientific reports, 9(1), 3121-3121 (2019-03-01)
Sulfolane is an industrial solvent and emerging organic contaminant affecting groundwater around the world, but little is known about microbes capable of biodegrading sulfolane or the pathways involved. We combined DNA-based stable isotope probing (SIP) with genome-resolved metagenomics to identify
Self-aggregates of hydrophobically modified poly (2-hydroxyethyl aspartamide) in aqueous solution.
Yang SR
Coll. Polymer Sci., 281(9), 852-861 (2003)
Nylon 6-polyethersulfone-nylon 6 block copolymer: synthesis and application as compatibilizer for polyethersulfone/nylon 6 blend.
Ahn TO
Polymer, 38(1), 207-215 (1997)
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