2,5-Dihydrothiophene Chemical Properties

Melting point:

-49.3°C

Boiling point:

122.4°C

Density 

0.972 (estimate)

refractive index 

1.4800 (estimate)

2,5-Dihydrothiophene Usage And Synthesis

Uses

2,5-Dihydrothiophene is mainly used in organic synthesis and pharmaceutical intermediates.

Preparation

2,5-Dihydrothiophene can be obtained in reasonable yield by reaction of cis-1,4-dichloro-2-butene with anhydrous sodium sulfide in a mixture of methanol and dimethyl sulfoxide.