<P>The ring opening of 2-substituted <I>N</I>,<I>N</I>-dibenzylaziridinium ions by bromide exclusively occurs at the substituted aziridine carbon atom in a stereospecific way, whereas the opposite regioselectivity was obs...
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https://www.riss.kr/link?id=A107600831
2009
-
SCOPUS,SCIE
학술저널
2508-2510(3쪽)
0
상세조회0
다운로드다국어 초록 (Multilingual Abstract)
<P>The ring opening of 2-substituted <I>N</I>,<I>N</I>-dibenzylaziridinium ions by bromide exclusively occurs at the substituted aziridine carbon atom in a stereospecific way, whereas the opposite regioselectivity was obs...
<P>The ring opening of 2-substituted <I>N</I>,<I>N</I>-dibenzylaziridinium ions by bromide exclusively occurs at the substituted aziridine carbon atom in a stereospecific way, whereas the opposite regioselectivity was observed for hydride-induced ring opening at the unsubstituted position; furthermore, this unprecedented hydride-promoted reactivity was validated by means of Density Functional Theory (DFT) calculations.</P> <P>Graphic Abstract</P><P>The ring opening of 2-substituted <I>N</I>,<I>N</I>-dibenzylaziridinium ions by bromide exclusively occurs at the substituted aziridine carbon atom in a stereospecific way, whereas the opposite regioselectivity was observed for hydride-induced ring opening at the unsubstituted position.
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First total syntheses of (−)-macrosphelides J and K and elucidation of their absolute configuration