Studies aimed at the synthesis of morphine V an economic approach to (±)-reticuline from 3,4-dihydropapaverine |
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Authors: | Gábor Dörnyei Marietta Bárczai-Beke Gábor Blaskó Péter Péchy Csaba Szántay |
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Institution: | Institute for Organic Chemistry, Technical University Budapest H-1521, and Central Research Institute for Chemistry of the Hungarian Academy of Sciences, Budapest Hungary |
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Abstract: | Regioselective demethylation of 3,4-dihydropapaveraldine (a) at 7 and 3' positions affords a properly substituted diphenolic key intermidiate (d) for the synthesis of reticuline and N-norreticuline. |
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