Tetrahedron Letters p. 2013 - 2016 (1984)
Update date:2022-08-04
Topics:
Fodor, Lajos
Szabo, Janos
Bernath, Gabor
Sohar, Pal
New tetracyclic derivatives (3a, b, 5, 8) similar to protoberberines, but containing a lactam structural element and other hetero atoms besides the bridgehead nitrogen in rings B and C, were prepared by cycloaddition of 6,7-dimethoxy-2H-1,3-benzothiazine
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Doi:10.1016/S0040-4039(01)81151-5
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