Studies in chromone derivatives: cycload
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Arpan Kumar Baruah; Dipak Prajapati; Jagir Singh Sandhu
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Article
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1988
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Elsevier Science
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French
β 474 KB
The chromone fmfn s 1 and benzonitrile oxide reacted regioapaciffcally to yield 6 1 -172,4 oxadiarolinyl chromonea 2\_in good yields. Also the preparation of a novel dipole & derived from f-formylchromons and its cycloaddition reactions with a variety of alkenes which gave pyrazolinyl chromones zia