Method for making cocaine receptor binding ligands and intermedi

Drug – bio-affecting and body treating compositions – Radionuclide or intended radionuclide containing; adjuvant... – In an organic compound

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546124, 546125, 546132, A61K 5104, C07D45102, C07D40100

Patent

active

061239178

ABSTRACT:
An improved method for preparation of cocaine receptor binding ligands is provided. The method calls for the preparation of the silylaryl intermediate prepared from phenyl trimethylsilane and a anhydroecgonine methyl ester appropriately substituted. The intermediate is prepared in high purity and can be directly converted to the binding ligand by iodine substitution.

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Jacob et al., Synthesis, pp. 611-614, Jun. 1993.

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