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A highly efficient procedure for the synthesis of 2-iminochromenes via condensation of o -hydroxybenzaldehydes and malononitrile using a catalytic amount of mesoporous molecular sieve MCM-41 in good yields is achieved . KEY WORDS : 2-Iminochromenes, Recyclable catalyst, MCM-41, o -Hydroxybenzaldehydes Bull. Chem. Soc. Ethiop. 2010 , 24(2), 273-276.

<b>The synthesis of 2-iminochromenes using mesoporous molecular sieve MCM-41 as a heterogeneous and recyclable catalyst</b>