Stereochemistry of the B/C ring junction in 3-benzylidenebenzo[a] quinolizidines

✍ Scribed by I. Hajpál; P. Scheiber; K. Nádor

• Book ID: 102523704
• Publisher: John Wiley and Sons
• Year: 1987
• Tongue: English
• Weight: 231 KB
• Volume: 25
• Category: Article
• ISSN: 0749-1581
• DOI: 10.1002/mrc.1260250805

✦ Synopsis

A trans B/C ring junction has been found to exist in 3-benzylidinebenzo[alquinolizidines. 'H NMR analysis of partially deuteriated compounds showed that the signals at 4.0-4.2 ppm should be assigned to the H-Cexo proton. KEY WORDS 3-Benzylidenebenzo[a]quinolizidines stereochemistry 'H NMR B/C ring junction Scheme 1 R 0 2 RO D 0 0 3 4 * Author to whom correspondence should be addressed.