2-Aminomethyl-3-hydroxy-1-thiochromones; Preparation and Reactions

DOI: 10.1002/ardp.19833161212

Source and publish data:

Archiv der Pharmazie p. 1034 - 1041 (1983)

Update date:2022-08-05

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Authors:

Eiden, Fritz

Felbermeir, Gerda

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Article abstract of DOI:10.1002/ardp.19833161212

3-Hydroxy-1-thiochromone (3a) reacts with formaldehyde and amines to yield the title compounds 5a-5h.Heating of 5a results in the formation of the spiro compound 9.Addition of the enamines 11 or 12 leads to the pyranothiochromones 15a or 14.

Full text of DOI:10.1002/ardp.19833161212

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