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DEVELOPMENT OF NEW ACCESS ROUTES TO PYRAZOLO[1,5-a]PYRIMIDINE USING 4-HYDROXY-6-METHYLPYRAN-2-ONE

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Author(s): Ibtissam Bassoude | Sabine Berteina-Raboin | El Mokhtar Essassi | Gérald Guillaumet

Journal: Scientific Study & Research. Chemistry & Chemical Engineering, Biotechnology, Food Industry
ISSN 1582-540X

Volume: 12;
Issue: 1;
Start page: 89;
Date: 2011;
Original page

Keywords: pyrazolo[1 | 5-a]pyrimidines | 3-amino-5-arylpyrazoles | pyrones | microwave irradiation

ABSTRACT
In this work, we propose a new and fast strategy giving the pyrazolo[1,5-a]pyrimidines substituted at positions 5 and 7 via condensation of 3-amino-5-arylpyrazoles with 2-hydroxy-6-methylpyran-2-one in both conventional heating and microwave irradiation.
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