An approach to the synthesis of the hasu
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David A. Evans
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Article
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1969
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Elsevier Science
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French
โ 196 KB
A growing number of alkaloids bearing a close structural relationship to the morphine bases have recently been isolated from various Stephania species of menispermaceous plants. To date six members of this class of hasubanan alkaloids have been characterized (1). ## WC, 3 Cepharamine (I) (Z), th