HYDROGENATION PROCESS

摘要

INVENTORS. Lawson G. Wideman and Eilert A. Ofstead INVENTION: HYDROGENATION PROCESS of the Invention There is disclosed a process for the preparation of cyclopentene which comprises selectively hydrogenating cyclopentadiene in the liquid phase by contacting cyclopentadiene with hydrogen in the presence of a hydrogenation catalyst comprising a highly dispersed form of nickel in which water is employed in the reaction medium.