STUDIES IN CHROMONE DERIVATIVES: CYCLOADDITION REACTIONS OF 4-OXO-4H-1-BENZOPYRAN-3-CARBOXALDEHYDE IMINES WITH BENZONITRILE OXIDE AND NITRILIMINE OF 4-OXO-4H-1-BENZOPYRAN-3-CARBOXALDEHYDE WITH ALKENES

DOI: 10.1016/S0040-4020(01)85904-4

Source and publish data:

Tetrahedron p. 1241 - 1246 (1988)

Update date:2022-08-05

Topics:

Authors:

Baruah, Arpan Kumar

Prajapati, Dipak

Sandhu, Jagir Singh

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Article abstract of DOI:10.1016/S0040-4020(01)85904-4

The chromone imines 1 and benzonitrile oxide reacted regiospecifically to yield Δ²-1,2,4 oxadiazolinyl chromones 2 in good yields.Also the preparation of a novel dipole 6 derived from 3-formylchromone and its cycloaddition reactions with a vari

Full text of DOI:10.1016/S0040-4020(01)85904-4

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