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NMR Studies of Alkaloids. Assignment of the Configuration at C(20) in Tubotaiwine (Dihydrocondylocarpine)
Author(s) -
Lounasmaa Mauri,
Koskinen Ari,
O'Connell John
Publication year - 1986
Publication title -
helvetica chimica acta
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.74
H-Index - 82
eISSN - 1522-2675
pISSN - 0018-019X
DOI - 10.1002/hlca.19860690608
Subject(s) - chemistry , stereochemistry , computational chemistry
Two‐dimensional, high‐field NMR methods are employed in confirming the relative configuration at the C(20) ethyl side‐chain junction as S * in the natural alkaloid tubotaiwine (dihydrocondylocarpine).