Phytochemistry p. 1263 - 1270 (1983)
Update date:2022-08-11
Topics:
Mata, Rachel
Chang, Ching-Jer
McLaughlin, Jerry L.
13C NMR resonances of 15 simple tetrahydroisoquinolines have been assigned on the basis of chemical shift theory, 13C-1H coupling constants and deuterium labelling at specific positions.The chemical shifts of both aliphatic and aromatic protons were correlated with substituent effects. - Key Words : 13C NMR spectra; cactus alkaloids; simple tetrahydroisoquinolines; carnegine; heliamine; lemaireocereine; longimammatine; lophophorine; N-methylanhalinine; O-methylcorypalline; O-methyluberine; nortehuanine; tehuanine; weberidine.
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(1968)
