Preparation of (R)-11-hydroxyaporphine d
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Jack C. Kim; Sang-Duk Bae; Ji-A Kim; Soon-Kyu Choi
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Article
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1998
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Journal of Heterocyclic Chemistry
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English
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## Abstract A Regioselective synthesis of (__R__)โ11โhydroxyaporphine 2 directly from (__R__)โ10,11โdihydroxyaporphine ((__R__)โapomorphine, 1) is described for the first time. The isopropylidene ketal ring of 10,11โ(isopropylโidenyldioxy)aporphine 5 obtained by the isopropylidenation of apomorphin