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Paper | Regular issue | Vol 45, No. 3, 1997, pp.493-500
Published online, 1st January, 1970
DOI: 10.3987/COM-96-7702
New Syntheses of 2,4-Diaminothiophenes-Use of (1,3-Oxathiol-2-ylidene)-malononitrile

Matthias Rehwald,* Karl Gewald, and Gesine Böttcher

*Department of Organic Chemistry, Technical University of Dresden, Mommsenstraße 13, D-01062 Dresden, Germany


Preparation of 2,4-diaminothiophenes using (1,3-oxathiol-2-ylidene)malononitrile as intermediate was achieved.