By Maurice Shamma, David M. Hindenlang (auth.)
The goal of this publication is to assemble lower than one hide lots of the information almost immediately on hand at the carbon-13 nuclear magnetic resonance (cmr) spectra of alkaloids. The time period "alkaloids" is used right here in a really extensive experience to incorporate man made analogues of the common items. uncomplicated version amines also are integrated because those frequently offer the fundamental info required within the project of chemical shifts for the extra advanced compounds. The literature on alkaloid cmr spectroscopy has been lined via 1977, however the collec tion of compounds offered here's illustrative instead of exhaustive. The papers incorporated within the reference record find the money for additional details not just at the cmr assignments of the actual compounds supplied the following, but in addition include facts on extra comparable constructions. just a couple of dimeric indole alkaloids are integrated when you consider that to a wide quantity their cmr spectra could be corre lated without delay with these in their monomeric analogues. the current quantity is hence a consultant empirical compendium of cmr assignments focusing upon alkaloids and version amines, and is meant to assist cmr learn in heterocyclic and alkaloid chemistry. The compounds and information offered during this booklet are categorised and arranged in keeping with structural similarity. the aim of the sort of presenta tion is to illustrate the typical cmr features of a given structural sort, whereas additionally facilitating an empirical assessment of the cmr spectral alterations in particular because of particularly minor adaptations in oxidation point, substitution, or stereochemistry.
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Extra resources for Carbon-13 NMR Shift Assignments of Amines and Alkaloids
3 4 . 0 25 . ---;;:. 6 Ref. ---;;:. 4 N H ·2HCIO. Ref. 1 0 Ref. 19 26 63 4. 2 434" . 2 Ref. 1 N Ref. 19 5. 3 N H Ref. 21; see also Refs. 22, 23 66 N-Methylpiperidine On. 4 Ref. 21; see also Refs. 2 H Ref. 21; see also Refs. 22, 23 27 5. 0 N H Ref. 23; see also Ref. 9 H Ref. 23; see also Ref. 9 Ref. 21; see also Refs. 22, 24 5. 4 Ref. 7CRa Ref. 5 "'R R Ref. 23; see also Ref. 22 30 74 5. '" N H "'H Ref. 6 Ref. 0 Ref. 23 5. 2 Ref. 1 Ref. 1 Ref. 22 32 80 5. 2 I CR. Ref. 9~ CR. 3 Ref. 2 CR. 4 Ref. 22 33 5.
PIPERIDINES 101 39 3-Carbomethoxy-A2-piperideine Q:roorn. 8 N H Ref. 3 Ref. 29; see also Ref. 24 103 Arecoline O:COOCH. 3 Ref. 21; see also Refs. 24, 30 40 104 S. 6CH3 Ref. 24 lOS Arenaine (CHCIs. values adjusted from CS. 1 CH. 8 NH o Ref. 31 106 (CCI 4 • values adjusted from CS. 2 Ref. 32 5. 0 Ref. 0 Ref. 6 N Ref. 21 42 110 S. 7 IEll 80 Ref. 8 ~ CH. 4 Ref. 6 CH. 4 Ref. 33 5. 1 N Ref. 5 Ref. 9 Ref. 33 44 116 5. 2 Ref. 3 Ref. 5 Ref. 35 5. 3 0 Ref. 2 Ref. 36; see also Ref. 5 Ref. 36 5. 1 Ref. 9 Ref.
21 34 86 5. 9 OR 34.! 0 Ref. 3l CR3 s.! 6 Ref. 27 88 1-Methyl-4-phenylpiperidine Ref. 28 35 5. PIPERIDINES 89 1-Metbyl-4-pbenylpiperidin-4-o1 OR Ref. 3 Ref. 5 Ref. 28 36 92 5. PIPERIDINES 1,3-Dimetbyl-4-pbenylpiperidin-4-o1 (a; isomer) OR Ref. 2 Ref. 3 2 6 . 9 CR 3 Ref. 24; see also Ref. 18 5. 1 Ref. 7 N I CH3 Ref. 0CH 3 Ref. 24 5. 2 N I 4UCHa Ref. 9 a Ref. 8 Ref. 29 S. PIPERIDINES 101 39 3-Carbomethoxy-A2-piperideine Q:roorn. 8 N H Ref. 3 Ref. 29; see also Ref. 24 103 Arecoline O:COOCH. 3 Ref.
Carbon-13 NMR Shift Assignments of Amines and Alkaloids by Maurice Shamma, David M. Hindenlang (auth.)