JW 642 is a potent inhibitor of monoacylglycerol lipase (MAGL) that displays IC50 values of 7.6, 14, and 3.7 nM for inhibition of MAGL in mouse, rat, and human brain membranes, respectively.IC50 value: 7.6/14/3.7 nM(mouse/rat/human MAGL) [1]Target: MAGL inhibitorJW 642 is selective for MAGL, requiring much higher concentrations to effectively inhibit fatty acid amide hydrolase activity (IC50s = 31, 14, and 20.6 μM for mouse, rat, and human brain membranes, respectively).
WWL123, a carbamate-based compound, is a potent and selective ABHD6 inhibitor. WWL123 can be used for research of inflammation, metabolic disorders (obesity and type II diabetes mellitus) and epilepsy[1].
MGL-IN-1 is a potent and selective irreversible MGL (β-lactam-based monoacylglycerol lipase) inhibitor. MGL-IN-1 alleviates symptoms in a MS model in vivo and exhibits analgesic effects in an acute inflammatory pain model in vivo. MGL-IN-1 displays high membrane permeability and brain penetrant[1].
PF-06795071 is a potent and selective covalent MAGL inhibitor with an IC50 of 3 nM[1].
JZP-361 is a potent and reversible inhibitor of human recombinant MAGL (hMAGL, IC50=46 nM), and has almost 150-fold higher selectivity over human recombinant fatty acid amide hydrolase (hFAAH, IC50=7.24 μM) and 35-fold higher selectivity over human α/β-hydrolase-6 (hABHD6, IC50=1.79 μM). JZP-361 represents a dual-acting pharmacological tool possessing both MAGL inhibitory and antihistaminergic activities[1].
WWL70 is a selective alpha/beta hydrolase domain 6 (ABHD6) inhibitor with an IC50 of 70 nM.
WWL123 is a potent and selective ABHD6 inhibitor with an IC50 of 430 nM[1][2]. WWL123 crosses the blood-brain-barrier and inhibits ABHD6 in brain parenchyma. ABHD6 blockade by WWL123 exerts an antiepileptic effect in Pentylenetetrazole (PTZ)-induced epileptiform seizures and spontaneous seizures in R6/2 mice[3].
JJH260 is AIG1inhibitor, and inhibit the fluorophosphonate reactivity and fatty acid esters of hydroxy fatty acid (FAHFA) hydrolysis activity of AIG1in HEK293T cells, with IC50 values of 0.50 μM and 0.57 μM, respectively[1].
ABC34 is an inactive control compound of JJH260. ABC34 does not inhibit the fluorophosphonate reactivity or fatty acid esters of hydroxy fatty acid (FAHFA) hydrolysis activity of AIG1. ABC34 can inhibit both ABHD6 and PPT122[1].
MAGL-IN-4 is an orally active, selective and reversible monoacylglycerol lipase (MAGL) inhibitor with an IC50 of 6.2 nM. MAGL-IN-4 can penetrate the blood-brain barrier (BBB). MAGL-IN-4 enhances endocannabinoid signaling mostly by the increase in the level of 2-AG via selective MAGL inhibition in the brain[1].
ML-211 is a carbamate-based dual inhibitor of acyl-protein thioesterase 1 (APT1)/lysophospholipase 1 (LYPLA1) (IC50=17 nM) and LYPLA2 (IC50=30 nM). ML-211 also inhibits theserine hydrolase ABHD11 with an IC50 value of 10 nM but is ≥ 50-fold selective for LYPLA in a panel of 20 additional serine hydrolases[1].
7-Hydroxycoumarinyl arachidonate (7-HCA) is a fluorogenic substrate of cytosolic phospholipase A2 (PLA2). 7-Hydroxycoumarinyl arachidonate is also a fluorogenic substrate for monoacylglycerol lipase (MAGL). MAGL protein catalyzes the hydrolysis of 7-Hydroxycoumarinyl arachidonat to generate Arachidonic acid (AA) and the highly fluorescent 7-hydroxyl coumarin (7-HC; HY-N0573). Release of 7-HC can be measured using a fluorometer[1][2][3].
SA57 is a potent, selective FAAH inhibitor with IC50s of 3.2 nM and 1.9 nM for mouse and human FAAH. SA57 also inhibits the 2-arachidonoylglycerol hydrolases MAGL (IC50s of 410 nM and 1.4 μM for mouse and human MAGL) and mouse α/β-hydrolase domain-containing protein 6 (mABHD6; IC50 of 850 nM), but not other brain serine hydrolases[1][2].
KML29 is a potent and selective MAGL inhibitor with IC50 = 5.9, 15, and 43 nM in human, mouse, and rat brain proteomes, respectively.IC50 value: 15, 43, and 5.9 nM (mouse, rat, and human brain proteomes)Target: MAGLin vitro: KML29 potently and selectively inhibits MAGL with minimal cross-reactivity toward other central and peripheral serine hydrolases, including no detectable activity against FAAH.[1]in vivo: KML29 a potentially very useful tool to explore the consequences of inhibiting MAGL in the whole animal and in multiple species, and provides greater selectivity than JZL184 in inhibiting MAGL. [2]
SAR127303 is an effective covalent inhibitor of MAGL. SAR127303 behaves as a selective and competitive inhibitor of mouse and human MAGL.
ML226 is a potent α/β hydrolase domain-containing protein 11 (ABHD11) inhibitor in vitro and in situ with IC50s of 15 and 0.68 nM, respectively[1].
JZP-MA-11 is a positron emission tomography (PET) ligand targeting the endocannabinoid α/β-hydrolase domain 6 (ABHD6) enzyme. JZP-MA-11 selectively inhibits ABHD6 with an IC50 value of 126 nM. JZP-MA-11 can cross the blood-brain barrier (BBB). [18F]JZP-MA-11 has the potential for preclinical evaluation targeting the brain ABHD6 in mice and nonhuman primate (NHP)[1].
KT203 is a potent and selective inhibitor of α/β-hydrolase domain containing 6 (ABHD6), with an IC50 of 0.31 nM in Neuro2A cells[1].
MAGLi 432 is a non-covalent, potent, highly selective, and reversible MAGL inhibitor. MAGLi 432 binds with high affinity to the MAGL active site, with IC50 values of 4.2 nM (human enzyme) and 3.1 nM (mouse enzyme). MAGLi 432 can be used in the research of chronic inflammation, blood–brain barrier dysfunction, neurological disorders such as multiple sclerosis, Alzheimer’s disease and Parkinson’s disease[1].
JZP-430 is a potent, highly selective, irreversible inhibitor of α/β-hydrolase domain 6 (ABHD6) with an IC50 of 44 nM, exhibits ~230-fold selectivity over fatty acid amide hydrolase (FAAH) and lysosomal acid lipase (LAL)[1].
ABX-1431 is a highly potent, selective, and orally available, CNS-penetrant monoacylglycerol lipase (MAGL) inhibitor with an IC50 of 14 nM.
KT182 is a potent and selective inhibitor of α/β-hydrolase domain containing 6 (ABHD6), with an IC50 of 0.24 nM in Neuro2A cells[1].
AA38-3 is a serine hydrolase (SH) inhibitor. AA38-3 can inhibit three SHs, ABHD6, ABHD11, and FAAH[1].
JNJ-42226314 is a competitive, highly selective and reversible non-covalent monoacylglycerol lipase (MAGL) inhibitor. JNJ-42226314 demonstrates dose-dependent enhancement of the major endocannabinoid 2-arachidonoylglycerol (2-AG) as well as efficacy in models of neuropathic and inflammatory pain[1].
MAGL-IN-5 is a non-selective lipase inhibitor with IC50 values of 144, 90, and 14 nM for human recombinant monoacylglycerol lipase(MAGL),hormone sensitive lipase(HSL), and fatty acid amide hydrolase(FAAH) respectively[1][2].
KT185 is an orally-bioavailable, brain-penetrant and selective ABHD6 inhibitor, with an IC50 0.21 nM in Neuro2A cells[1].
JJKK 048 is an ultrapotent and highly selective inhibitor of Monoacylglycerol lipase (MAGL).
JZL 184 is a potent and selective inhibitor of MAGL with IC50 of 8 nM and 4 μM for inhibition of MAGL and FAAH in mouse brain membranes respectively.IC50 value: 8 nM [1]Target: MAGL inhibitorin vitro: JZL184 prolongs DSE in Purkinje neurons in cerebellar slices and DSI in CA1 pyramidal neurons in hippocampal slices. JZL184 is more potent in inhibiting mouse MAGL than rat MAGL [2]. in vivo: When administered to mice at 16 mg/kg, intraperitoneally, JZL 184 reduces MAGL activity by 85%, elevates brain 2-AG levels by 8-fold, and elicits analgesic activity in a variety of pain assays that qualitatively mimics direct central cannabinoid (CB1) agonists [1]. Acute administration of JZL184 to FAAH(-/-) mice enhanced the magnitude of a subset of cannabimimetic responses, repeated JZL184 treatment led to tolerance to its antinociceptive effects, cross-tolerance to the pharmacological effects of Δ(9)-tetrahydrocannabinol, decreases in CB1 receptor agonist-stimulated guanosine 5'-O-(3-[(35)S]thio)triphosphate binding, and dependence as indicated by rimonabant-precipitated withdrawal behaviors, regardless of genotype [3].
MAGL-IN-6 is a potent MAGL inhibitor with an IC50 of 4.71 nM. MAGL-IN-6 can be used for neurological disorders research (WO2020065613A1; example 234)[1].
FAAH-IN-5 (Compound 7) is a relative selective, irreversible fatty acid amide hydrolase (FAAH) inhibitor with an IC50 of 10.5 nM. FAAH-IN-5 shows low PAMPA (Parallel Artificial Membrane Permeability Assay) permeability[1].