Chr. King et al., Synthesis of enantiomerically pure (+)- and (-)-18-methoxycoronaridine hydrochloride and their preliminary assessment as anti-addictive agents, BIOORG MED, 10(5), 2000, pp. 473-476
Chemical resolution of racemic 18-methoxycoronaridine (18-MC) was achieved
by the formation of its diastereomeric sulfonamides with either (R)-(-)- or
(S)-(+)-camphorsulfonyl chloride. Preliminary assessment of (+)-, (-)-, an
d (+/-)-18-MC . HCl showed similar effects on morphine self-administration
in a rat model. and similar affinities at the kappa opioid receptors. (C) 2
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