A Novel Four-Component Reaction between Secondary Amines and Hydroxybenzaldehydes with Isocyanides in Water: An Efficient One-Pot and Green Synthesis of Benzo[<i>b</i>]furan Derivatives

<table>Proposed mechanism for the formation of benzo[<i>b</i>]furan derivatives, <b>7a-i</b>, in water.</table>

Journal of Chemistry

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Figure 2: A Novel Four-Component Reaction between Secondary Amines and Hydroxybenzaldehydes with Isocyanides in Water: An Efficient One-Pot and Green Synthesis of Benzo[<i>b</i>]furan Derivatives 

Figure 2 | A Novel Four-Component Reaction between Secondary Amines and Hydroxybenzaldehydes with Isocyanides in Water: An Efficient One-Pot and Green Synthesis of Benzo[b]furan Derivatives 