Organocatalytic Asymmetric Conjugate Addition of Fluorooxindoles to Quinone Methides.
J Org Chem
; 89(9): 6100-6105, 2024 May 03.
Article
em En
| MEDLINE
| ID: mdl-38619814
ABSTRACT
Fluorooxindoles undergo asymmetric Michael addition to para-quinone methides under phase-transfer conditions with 10 mol% of a readily available cinchona alkaloid ammonium catalyst. This reaction affords sterically encumbered, multifunctional fluorinated organic compounds displaying two adjacent chirality centers with high yields, ee's and dr's.
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MEDLINE
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En
Ano de publicação:
2024
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Article