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Title: Microwave-assisted synthesis of substituted-4-oxo-4H-1-benzopyran- 3-carboxaldehydes using Vilsmeier reagent over silica gel
Authors: Kamotra, Poonam
Gupta, Avinash K
Gupta, Rajive
Keywords: 4-Oxo-4H-1-benzopyran-3-carboxaldehydes;Vilsmeier reagent;Microwave irradiation;Silica gel;Solvent free conditions
Issue Date: May-2007
Publisher: CSIR
IPC Code: Int.Cl.⁸ C07D
Abstract: Substituted-4-oxo-4H-1-benzopyran-3-carboxaldehydes 2a-h have been synthesised in good yields under microwave irradiation using Vilsmeier reagent over silica gel in solvent free conditions. The reaction takes place within 2-3.5 min.
Page(s): 866-868
ISSN: 0376-4699
Appears in Collections:IJC-B Vol.46B(05) [May 2007]

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