Westphalen–Lettré rearrangement

id: westphalen-lettr-rearrangement-255-18456784
title: Westphalen–Lettré rearrangement
text: The Westphalen–Lettré rearrangement is a classic organic reaction in organic chemistry describing a rearrangement reaction of cholestane-3β,5α,6β-triol diacetate with acetic anhydride and sulfuric acid. In this reaction one equivalent of water is lost, a double bond is formed at C10–C11 and importantly the methyl group at the C10 position migrates to the C5 position. The reaction is first-order in steroid in the presence of an excess of sulfuric acid and the first reaction step in the reaction m
brand slug: wiki
category slug: encyclopedia
description:
original url: https://en.wikipedia.org/wiki/Westphalen%E2%80%93Lettr%C3%A9_rearrangement
date created:
date modified: 2024-03-19T00:52:30Z
main entity: {"identifier":"Q7989553","url":"https://www.wikidata.org/entity/Q7989553"}
image: {"content_url":"https://upload.wikimedia.org/wikipedia/commons/6/60/Westphalen_Umlagerung_%C3%9Cbersichtsreaktion_V1.svg","width":1251,"height":451}
fields total: 13
integrity: 14

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