Aromatic annelation via α-oxoketene dithioacetals: synthesis of thioresorcinol dimethyl ethers

Gupta, Arun K. ; Ila, Hiriyakkanavar ; Junjappa, Hiriyakkanavar (1987) Aromatic annelation via α-oxoketene dithioacetals: synthesis of thioresorcinol dimethyl ethers Tetrahedron Letters, 28 (13). pp. 1459-1462. ISSN 0040-4039

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Official URL: http://linkinghub.elsevier.com/retrieve/pii/S00404...

Related URL: http://dx.doi.org/10.1016/S0040-4039(00)95953-7

Abstract

A novel aromatic annelation leading to fused thioresorcinol dimethylethers has been developed by reacting cyclic α-oxoketene dithioacetals with propargylmagnesium bromide followed by treatment of the resulting carbinolacetals with borontrifluoride etherate in methanol.

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