Abstract
Esters of 5-methylene- and 5-ethylidenequinuclidine-2-carboxylic acid were synthesized using the Wittig reaction. Using NMR spectra, the stereochemistry of the 5-substituted quinuclidine-2-carboxylic acids with semicyclic double bonds was studied.
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Yakhontov, L.N., Mastafanova, L.I., Turchin, K.F. et al. Synthesis and stereochemistry of 5-substituted quinuclidine-2-carboxylic acids with semicyclic double bonds. Chem Heterocycl Compd 4, 636–639 (1971). https://doi.org/10.1007/BF00481043
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DOI: https://doi.org/10.1007/BF00481043