Aqueous base induced selective transformations of 3-(2-oxoalkyl) thiazolium cations

DOI: 10.1016/S0040-4020(01)81227-8

Source and publish data:

Tetrahedron p. 4545 - 4550 (1992)

Update date:2022-08-04

Topics:

Authors:

Singh Singh

Kumar Kumar

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Article abstract of DOI:10.1016/S0040-4020(01)81227-8

The title compounds react with aqueous sodium hydroxide (i) 2%, 1 equiv., (ii) 2%, 2 equiv., and (iii) 8%, 2 equiv., to give 2-hydroxy-2-alkyl/aryl-4-formyl-2,3-dihydro-1,4-thiazines (7), 2-alkyl/aryl-4-formyl-1,4-thiazines (8) and 2-aroylthiazoles (9), r

Full text of DOI:10.1016/S0040-4020(01)81227-8

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