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| Sulfolane |
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| CAS No.:126-33-0 |
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Chemical name: |
Sulfolane |
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Synonyms: |
Tetrahydrothiophene dioxide; Thiocyclopentane-1,1-dioxide |
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Molecular Formula: |
C4H8O2S |
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Molecular Weight： |
120.17 |
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CAS No.: |
126-33-0 |
Characteristics:
High pure Sulfolane is a colorless,odorless solid in normal temperature,freezing point:27.6℃,flash point(closed):170℃,boiling point:285℃.Technical Sulfolane is a pale- yellow liquid.It has good solubility, mutual soluble with water,easily soluble in aromatics and alcohol.It has good thermal stability,and is stable in alkalis an acids.Is dose not react with alkalis,acids,diolefine,Sulfur and alcohol etc.,and does not decompose and polymerize in room temperature. Partly sulfolane will decompose and produce SO when temperature is high than 240 C deg.
Specification:
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Specifications |
Test method |
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Appearacne |
Colorless to light yellow liquid |
Visual |
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Assay(on dry basis)%m/m |
99.5 min. |
UOP-608 |
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Density(30℃)kg/m3 |
1260-1270 |
ASTMD-4052 |
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5% Distil off temperature ℃
95% Distil off temperature ℃ |
282 min.
288 max. |
ASTMD-1078
ASTMD-1078 |
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Thermal stability mgSO2/kg |
20 max. |
UOP599 |
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Moisture % m/m |
3.0% max. |
UOP481 |
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Sulfur %m/m |
26-27 |
ASTMD129 |
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2-Sulfolene %m/m |
0.2 max. |
UOP608 |
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Isopropyl sulfolane ether %m/m |
0.2 max. |
UOP608 |
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Ash % m/m |
0.1 max. |
ASTMD482 |
Packaging:
250 kg net new galvanized drum with nitrogen blanket
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