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Bag and contents of a well-known early brand of synthetic cannabinoids named k2 spice that contains herbs covered with synthetic cannabinoids, now illegal throughout much of the world. 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 ...
Sweden's public health agency classified CUMYL-PEGACLONE as a narcotic substance, on January 18, 2019. [12]In the United States, the DEA has temporarily placed CUMYL-PEGACLONE into Schedule I status starting on December 12th, 2023 for up to 2 years, during which it's possible the DEA could file for permanent scheduling within those 2 years.
AMB-FUBINACA (also known as FUB-AMB and MMB-FUBINACA [3]) is an indazole-based synthetic cannabinoid that is a potent agonist for the cannabinoid receptors, with K i values of 10.04 nM at CB 1 and 0.786 nM at CB 2 and EC 50 values of 0.5433 nM at CB 1 and 0.1278 nM at CB 2, [4] and has been sold online as a designer drug.
JWH-018 is a full agonist of both the CB 1 and CB 2 cannabinoid receptors, with a reported binding affinity of 9.00 ± 5.00 nM at CB 1 and 2.94 ± 2.65 nM at CB 2. [6] JWH-018 has an EC 50 of 102 nM for human CB 1 receptors, and 133 nM for human CB 2 receptors. [16]
5F-CUMYL-PINACA (also known as SGT-25 and sometimes sold in e-cigarette form as C-Liquid) [1] is an indazole-3-carboxamide based synthetic cannabinoid. [2] 5F-CUMYL-PINACA acts as a potent agonist for the cannabinoid receptors, with the original patent claiming approximately 4x selectivity for CB 1, having an EC 50 of <0.1 nM for human CB 1 receptors and 0.37 nM for human CB 2 receptors. [3]
Synthetic marijuana, commonly called "K2" or "spice," is especially popular in prison systems and jails across the country because it's cheap, easy to smuggle, and doesn't show up in routine urine ...
Compared with classical cannabinoids, synthetic cannabinoids differ structurally. Some common synthetic cannabinoids are available in the market such as JWH-018, which is the most well-known naphthoylindole and JWH-250, a phenylacetylindole. They are sold under the brand name ”Spice” as a recreational drug over the past decade. [4]
Cannabinoids and their K i values [a] Name Class K i / nM at CB 1 K i / nM at CB 2 Selectivity Structure JWH-004: Naphthoylindole: 48 ± 13: 4 ± 1.5: CB 2 (12x) JWH ...