Synthesis of cyclopropyl indoles and cyclohepta[B]indoles, pharmaceutical compositions containing them and method of using them
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United States of America Patent
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Jan 8, 2019
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Jan 4, 2018
app pub date -
Dec 3, 2015
filing date -
Dec 3, 2014
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Abstract
Methods of making indole analogs using a rhodium-containing catalyst are described, along with methods of using the compounds to treat hyperglycemic, hyperlipidemic, or autoimmune disorders in mammals, and corresponding pharmaceutical compositions. Disclosed herein is a method of making indoles. The method comprises contacting a reactant of formula I wherein E is a protecting group, —SO2-Aryl, or —SO2-substituted-Aryl; and R and R2 are independently selected from the group consisting of hydrogen, halo, C1-C12-alkyl and aryl; with a rhodium(1)-containing catalyst.
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