A facile synthesis of novel unsymmetrical bis-spiro[indole-pyrazolinyl-thiazolidine]-2,4'-diones (08-2933GP)
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Date
2008-08-11
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ARKAT
Abstract
An elegant synthesis of some novel unsymmetrical bis-indol-2,3-diones (4a-d) has been achieved via 1-(6-bromohexyl)-1H-indol-2,3-diones (3a,b). These compounds have been further used for the synthesis of novel bis-spiroindoles (7a-d) via hitherto unknown bis Schiff‘s bases (6a-d).
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Keywords
Chemistry, Synthesis, Schiff’s bases, Spiroindoles