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Substituted_tetrahydroisoquinoline entered the ranking for the first time today at position #. This is its highest position ever recorded.
This topic has appeared in the English Wikipedia rankings 1 time. It first appeared on 2026-05-01 and was most recently seen on 2026-05-01.
A substituted tetrahydroisoquinoline is a tetrahydroisoquinoline with one or more chemical substituents. Many simple tetrahydroisoquinoline alkaloids related to mescaline are known and occur naturally in cactus species such as peyote and Pachycereus pringlei among many others. Simple tetrahydroisoquinolines may be thought of as cyclized phenethylamines. As an example, anhalinine may be thought of as a cyclized analogue of mescaline. The simple tetrahydroisoquinolines are analogous in concept to the β-carbolines and harmala alkaloids, which can be considered cyclized analogues of tryptamines.
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