Amphetamine molecular structure. Methamphetamine has the same structure, with the addition of a methyl group attached to the nitrogen. Molecular structure of racemic amphetamine. Methamphetamine has a similar structure, with the addition of a methyl group bonded to the amine. Amphetamine molecular structure. Methamphetamine has a methyl group attached to the nitrogen. Amphetamine, the prototypical releasing agent, which acts on norepinephrine and dopamine. An example showing a two-dimensional visual representation of the structure of the compound amphetamine, which has the composition C9H13N and a mass of 135.21.
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