Tetrahedron Letters p. 1837 - 1840 (1989)
Update date:2022-07-31
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Bergman, Jan
Alkylation of the anion of indolo<2,3-b>quinoxaline with 2-(N,N-dimethylamino)ethyl chloride gave a mixture of 6- and 5-isomers.Thermolysis of the 5-isomer resulted in the formation of 6-dimethylamino-6H-indolo<2,3-b>quinoxaline and ethylene rather than isomerization.
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(2010)
