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Isomerization-cyclization approach to the synthesis of 2-hydroxy-5-alkylidene-cyclopent-2-enones
Authors:Forest Jeremy  Bee Cisco  Cordaro Frank  Tius Marcus A
Affiliation:Department of Chemistry, 2545 The Mall, University of Hawaii, Honolulu, Hawaii 96822, USA.
Abstract:[reaction: see text]. Propargyl vinyl ketones that are derived from the addition of 1-lithio-1-methoxymethoxy-2-ynes to morpholino enamides undergo isomerization followed by cyclization to alpha-methylene cyclopentenones upon exposure to silica gel.
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