PX-3 (also known as APP-CHMINACA) is an
indazole-based
synthetic cannabinoid
Synthetic cannabinoids are a class of designer drug molecules that bind to the same receptors to which cannabinoids ( THC, CBD and many others) in cannabis plants attach. These novel psychoactive substances should not be confused with synthe ...
. It is a potent
agonist
An agonist is a chemical that activates a receptor to produce a biological response. Receptors are cellular proteins whose activation causes the cell to modify what it is currently doing. In contrast, an antagonist blocks the action of the ag ...
of the
CB1 receptor with a binding affinity of ''K''
i = 47.6 nM and was originally developed by
Pfizer
Pfizer Inc. ( ) is an American multinational pharmaceutical and biotechnology corporation headquartered on 42nd Street in Manhattan, New York City. The company was established in 1849 in New York by two German entrepreneurs, Charles Pfize ...
in 2009 as an
analgesic
An analgesic drug, also called simply an analgesic (American English), analgaesic (British English), pain reliever, or painkiller, is any member of the group of drugs used to achieve relief from pain (that is, analgesia or pain management). It ...
medication.
The acronym 'APP' signifies the 'amino', 'phenyl' and 'propanone' elements of the structure. Three related compounds,
PX-1 (5F-APP-PICA, SRF-30),
PX-2 (5F-APP-PINACA, FU-PX) and
APP-FUBINACA
APP-FUBINACA is an indazole-based synthetic cannabinoid that has been sold online as a designer drug. Pharmacological testing showed APP-FUBINACA to have only moderate affinity for the CB1 receptor, with a Ki of 708 nM, while its EC50 was not te ...
were reported by the
EMCDDA
The European Monitoring Centre for Drugs and Drug Addiction (EMCDDA) is an agency of the European Union located in Lisbon, Portugal, and established in 1993. In June 2022, the Council of the European Union approved a reform of the organization w ...
in late 2014.
Legality
Sweden's public health agency suggested to classify APP-CHMINACA as hazardous substance on June 1, 2015.
See also
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5F-AB-PINACA
5F-AB-PINACA is an indazole-based synthetic cannabinoid that is derived from a series of compounds originally developed by Pfizer in 2009 as an analgesic medication, and has been sold online as a designer drug.
5F-AB-PINACA has been reported t ...
*
5F-ADB
5F-ADB (also known as 5F-MDMB-PINACA) is an indazole-based synthetic cannabinoid from the indazole-3-carboxamide family, which has been used as an active ingredient in synthetic cannabis products and has been sold online as a designer drug. 5F-AD ...
*
5F-AMB
5F-AMB (also known as 5F-MMB-PINACA and 5F-AMB-PINACA) is an indazole-based synthetic cannabinoid from the indazole-3-carboxamide family, which has been used as an active ingredient in synthetic cannabis products. It was first identified in Japan ...
*
5F-APINACA
5F-APINACA (also known as 5F-AKB-48 or 5F-AKB48) is an indazole-based synthetic cannabinoid that has been sold online as a designer drug. Structurally it closely resembles cannabinoid compounds from patent WO 2003/035005 but with a 5-fluoropenty ...
*
AB-FUBINACA
*
AB-CHFUPYCA
*
AB-CHMINACA
AB-CHMINACA is an indazole-based synthetic cannabinoid. It is a potent agonist of the CB1 receptor (''K''i = 0.78 nM) and CB2 receptor (''K''i = 0.45 nM) and fully substitutes for Δ9-THC in rat discrimination st ...
*
AB-PINACA
AB-PINACA is a compound that was first identified as a component of synthetic cannabis products in Japan in 2012.
It was originally developed by Pfizer in 2009 as an analgesic medication.
AB-PINACA acts as a potent agonist for the CB1 recept ...
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ADB-CHMINACA
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ADB-FUBINACA
ADB-FUBINACA is a designer drug identified in synthetic cannabis blends in Japan in 2013. In 2018, it was the third-most common synthetic cannabinoid identified in drugs seized by the Drug Enforcement Administration.
The (''S'')-enantiomer of AD ...
*
ADB-PINACA
ADB-PINACA is a cannabinoid designer drug that is an ingredient in some synthetic cannabis products. It is a potent agonist of the CB1 receptor and CB2 receptor with EC50 values of 0.52 nM and 0.88 nM respectively. Like MDMB-FUBINACA ...
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ADBICA
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APICA
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APINACA
*
MDMB-CHMICA
*
PX-1
*
PX-2
References
Cannabinoids
Designer drugs
Indazolecarboxamides
{{cannabinoid-stub