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Dichloroindium Hydride(Cl2InH): A Convenient Reagent for Stereoselective Reduction of vic-Dibromides to (E)-Alkenes

Brindaban C. Ranu*, Arijit Das, Alakananda Hajra

*Department of Organic Chemistry, Indian Association for the Cultivation of Science, Jadavpur, Calcutta - 700 032, India., Email:

B. C. Ranu, A. Das, A. Hajira, Synthesis, 2003, 1012-1014.

DOI: 10.1055/s-2003-39165


Dichloroindium hydride (Cl2InH) generated in situ from the combination of a catalytic amount of indium(III) chloride and sodium borohydride in acetonitrile reduces activated vic-dibromides to the corresponding (E)-alkenes in excellent yields.

see article for more examples

Catalysis by Ionic Liquid. A Green Protocol for the Stereoselective Debromination of vicinal-Dibromides by [pmIm]BF4 under Microwave Irradiation

B. C. Ranu, R. Jana, J. Org. Chem., 2005, 70, 8621-8624.

Key Words

reductions, (E)-alkenes, alkynes, vic-dibromides, dichloroindium hydride, sodium borohydride

ID: J66-Y2003-1830