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在27-28℃时，熔化成无色透明液体。可与水、混合二甲苯、甲硫醇、乙硫醇混溶，也可溶于芳烃和醇类，对石蜡烃和烯烃溶解度很小。具有很好的化学和热稳定性。低毒，半数致死量(大鼠，经口)1540mg/kg。溶解力强、选择性好的极性溶剂，大部分有机化合物与聚合物能溶于环丁砜，或与它混溶。主要用作芳烃抽提的萃取剂，聚合物纺丝或浇膜溶剂，天然气及合成气、炼厂气的净化、合成气的净化脱硫，以及作为橡胶、塑料的溶济等。此外，还可用于纺织印染工业作为印染助剂，可使色彩鲜明、光亮。

Specs ⸢ View details ⸥

Chinese name

环丁砜

English name

Sulfolane

Chinese alias

噻吩烷砜

English alias

CAS number

126-33-0

molecular formula

C4H8O2S

molecular weight

120.17 g/mol

Exact mass

化学纯（CP）

PSA

42.500 Å²

Logp

-0.800

Technical Documents

126-33-0 | Sulfolane.pdf
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