Introduction

Synthesize the 1,2,3,4-tetrahydro-beta-carboline neurotransmitter from the tryptamine akaloid starting material.

Draw the mechanism for an acid-catalyzed imminium formation reaction.

Draw the mechanism for a decarboxylation reaction.

Construct a gas trap to reduce exposure to toxic vapors in the laboratory.

Reflux a reaction mixture to maintain a high temperature without excessive solvent loss.