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HDMP-28 or methylnaphthidate is a
stimulant Stimulants (also known as central nervous system stimulants, or psychostimulants, or colloquially as uppers) are a class of drugs that increase alertness. They are used for various purposes, such as enhancing attention, motivation, cognition, ...
drug A drug is any chemical substance other than a nutrient or an essential dietary ingredient, which, when administered to a living organism, produces a biological effect. Consumption of drugs can be via insufflation (medicine), inhalation, drug i ...
of the
piperidine Piperidine is an organic compound with the molecular formula (CH2)5NH. This heterocyclic amine consists of a six-membered ring containing five methylene bridges (–CH2–) and one amine bridge (–NH–). It is a colorless liquid with an odor de ...
and naphthylaminopropane groups, closely related to
methylphenidate Methylphenidate, sold under the brand names Ritalin ( ) and Concerta ( ) among others, is a central nervous system (CNS) stimulant used in the treatment of attention deficit hyperactivity disorder (ADHD) and narcolepsy. It may be taken Oral adm ...
(Ritalin), but with the
benzene Benzene is an Organic compound, organic chemical compound with the Chemical formula#Molecular formula, molecular formula C6H6. The benzene molecule is composed of six carbon atoms joined in a planar hexagonal Ring (chemistry), ring with one hyd ...
ring replaced by
naphthalene Naphthalene is an organic compound with formula . It is the simplest polycyclic aromatic hydrocarbon, and is a white Crystal, crystalline solid with a characteristic odor that is detectable at concentrations as low as 0.08 Parts-per notation ...
. It is a potent
dopamine reuptake inhibitor A dopamine reuptake inhibitor (DRI) is a class of drug which acts as a reuptake inhibitor of the monoamine neurotransmitter dopamine by blocking the action of the dopamine transporter (DAT). Reuptake inhibition is achieved when extracellular dop ...
, with several times the potency of methylphenidate and a short duration of action, and is a
structural isomer In chemistry, a structural isomer (or constitutional isomer in the IUPAC nomenclature) of a compound is a compound that contains the same number and type of atoms, but with a different connectivity (i.e. arrangement of bonds) between them. The ...
of another potent dopamine reuptake inhibitor, N,O-Dimethyl-4-(2-naphthyl)piperidine-3-carboxylate. It has been sold as a
designer drug A designer drug is a structural or functional analog of a controlled substance that has been designed to mimic the pharmacological effects of the original drug, while avoiding classification as illegal and/or detection in standard drug tests. ...
since around 2015. Most of the TMP analogs of HDMP-28 have SERT Ki values in the range >10,000 and so are selective for dopamine and noradrenaline reuptake, with little or no effect on serotonin. HDMP-28 has high affinity to SERT, and so behaves as a
triple reuptake inhibitor Triple is used in several contexts to mean "threefold" or a " treble": Sports * Triple (baseball), a three-base hit * A basketball three-point field goal * A figure skating jump with three rotations * In bowling terms, three strikes in a row * ...
. D.R. is the discrimination ratio = HA ÷  HFT. A low D.R. indicates more addictive, whereas a high D.R. indicates low propensity for self-administration.


Legality

HDMP-28 is illegal in Switzerland as of December 2015.


See also

* 3-Bromomethylphenidate *
3,4-Dichloromethylphenidate 3,4-dichloromethylphenidate (abbreviated as 3,4-DCMP, and incorrectly as 3,4-CTMP for the d,l-threo diastereomer) is a potent stimulant drug from the List of methylphenidate analogues, phenidate class closely related to methylphenidate. It acts ...
* BMAPN *
Ethylphenidate Ethylphenidate (EPH) is a central nervous system (CNS) stimulant and a close analog of methylphenidate. Ethylphenidate acts as a norepinephrine–dopamine reuptake inhibitor, meaning it effectively boosts the levels of the norepinephrine and do ...
*
HDEP-28 HDEP-28 or ethylnaphthidate is a stimulant drug of the piperidine and substituted naphthylaminopropane, naphthylaminopropane groups, closely related to ethylphenidate, but with the benzene ring replaced by naphthalene. It is even more closely re ...
*
Naphthylisopropylamine Naphthylaminopropane (NAP; code name PAL-287), also known as naphthylisopropylamine (NIPA), is an research chemical, experimental drug of the substituted amphetamine, amphetamine and substituted naphthylaminopropane, naphthylaminopropane famili ...
*
Naphyrone Naphyrone, also known as O-2482 and naphthylpyrovalerone, is a stimulant drug of the cathinone and naphthylaminopropane families. It was derived from pyrovalerone and acts as a serotonin–norepinephrine–dopamine reuptake inhibitor (SNDRI). ...
* 2β-Propanoyl-3β-(2-naphthyl)-tropane (WF-23) *
Isopropylphenidate Isopropylphenidate (also known as IPH and IPPD) is a piperidine based stimulant drug, closely related to methylphenidate, but with the methyl ester replaced by an isopropyl ester. It has similar effects to methylphenidate but with a longer durat ...
* Propylphenidate


References


Further reading

* {{Phenethylamines Designer drugs Dopamine reuptake inhibitors 2-Naphthyl compounds Naphthylethylamines 2-Piperidinyl compounds Stimulants