A One-Pot Divergent Sequence to Pyrazole and Quinoline Derivatives

The hydroxy-pyrazole and 3-hydroxy-oxindole motifs have been utilised in several pharma and agrochemical leads but are distinctly underrepresented in the scientific literature due to the limited routes of preparation. We have developed a one-pot procedure for their synthesis starting from simple isa...

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Main Authors: Guido Gambacorta, David C. Apperley, Ian R. Baxendale
Format: Article
Language:English
Published: MDPI AG 2020-05-01
Series:Molecules
Subjects:
Online Access:https://www.mdpi.com/1420-3049/25/9/2160
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author Guido Gambacorta
David C. Apperley
Ian R. Baxendale
author_facet Guido Gambacorta
David C. Apperley
Ian R. Baxendale
author_sort Guido Gambacorta
collection DOAJ
description The hydroxy-pyrazole and 3-hydroxy-oxindole motifs have been utilised in several pharma and agrochemical leads but are distinctly underrepresented in the scientific literature due to the limited routes of preparation. We have developed a one-pot procedure for their synthesis starting from simple isatins. The method employs cheap and easy-to-handle building blocks and allows easy isolation.
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spelling doaj.art-e491b1a04643440c858fc2e580edfbfd2023-11-19T23:32:04ZengMDPI AGMolecules1420-30492020-05-01259216010.3390/molecules25092160A One-Pot Divergent Sequence to Pyrazole and Quinoline DerivativesGuido Gambacorta0David C. Apperley1Ian R. Baxendale2Department of Chemistry, University of Durham, South Road Durham DH1 3LE, UKDepartment of Chemistry, University of Durham, South Road Durham DH1 3LE, UKDepartment of Chemistry, University of Durham, South Road Durham DH1 3LE, UKThe hydroxy-pyrazole and 3-hydroxy-oxindole motifs have been utilised in several pharma and agrochemical leads but are distinctly underrepresented in the scientific literature due to the limited routes of preparation. We have developed a one-pot procedure for their synthesis starting from simple isatins. The method employs cheap and easy-to-handle building blocks and allows easy isolation.https://www.mdpi.com/1420-3049/25/9/2160pyrazoleoxindoleisatinPfitzinger reactionKnorr pyrazole synthesisquinoline
spellingShingle Guido Gambacorta
David C. Apperley
Ian R. Baxendale
A One-Pot Divergent Sequence to Pyrazole and Quinoline Derivatives
Molecules
pyrazole
oxindole
isatin
Pfitzinger reaction
Knorr pyrazole synthesis
quinoline
title A One-Pot Divergent Sequence to Pyrazole and Quinoline Derivatives
title_full A One-Pot Divergent Sequence to Pyrazole and Quinoline Derivatives
title_fullStr A One-Pot Divergent Sequence to Pyrazole and Quinoline Derivatives
title_full_unstemmed A One-Pot Divergent Sequence to Pyrazole and Quinoline Derivatives
title_short A One-Pot Divergent Sequence to Pyrazole and Quinoline Derivatives
title_sort one pot divergent sequence to pyrazole and quinoline derivatives
topic pyrazole
oxindole
isatin
Pfitzinger reaction
Knorr pyrazole synthesis
quinoline
url https://www.mdpi.com/1420-3049/25/9/2160
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