1. Signaling Pathways
  2. Neuronal Signaling
  3. Monoamine Oxidase
  4. MAO-A Isoform
  5. MAO-A Inhibitor

MAO-A Inhibitor

MAO-A Inhibitors (81):

Cat. No. Product Name Effect Purity
  • HY-144673
    LSD1-IN-12
    Inhibitor
    LSD1-IN-12 (compound 2) is a potent LSD1 inhibitor, with Ki values of 1.1 μM (LSD1), 61 μM (LSD2), 2.3 μM (MAO-A), and 3.5 μM (MAO-B), respectively.
  • HY-162606
    MAO-A/B-IN-3
    Inhibitor
    MAO-A/B-IN-3 (Compound 12) stands out as a key dual MAO-AChE inhibitor, displaying excellent multi-target efficacy against MAO-A, MAO-B, and AChE with IC50 values of 67 nM, 29 nM, and 1370 nM respectively. MAO-A/B-IN-3 is adept at altering the A site (hydrophobic ring) and C site (semicarbazone chain) within ketone amine-based MTDLs to bolster the inhibitory potential against MAO-A/B while notably diminishing activity against AChE. MAO-A/B-IN-3 is poised for research applications in the field of neurodegenerative diseases.
  • HY-151209
    MAO-B-IN-15
    Inhibitor
    MAO-B-IN-15 is a selective MAO-B inhibitor (IC50: 13.5 μM) that forms π-π interaction with Tyr 326 residue. MAO-B-IN-15 can be used in the research of Parkinson’s disease.
  • HY-108048A
    Desoxypeganine hydrochloride
    Inhibitor
    Desoxypeganine (Deoxypeganine) hydrochloride, an alkaloid, is a potent and orally active cholinesterase (BChE and AChE) and selective MAO-A inhibitor, with IC50 values of 2, 17, and 2 μM, respectively. Desoxypeganine hydrochloride can be used for alcohol abuse research.
  • HY-143245
    Monoamine Oxidase B inhibitor 2
    Inhibitor
    Monoamine Oxidase B inhibitor 2 is a potent, reversible, orally active and selective monoamine oxidase B (MAO-B) inhibitor with an IC50 of 1.33 nM. Monoamine Oxidase B inhibitor 2 has antioxidant and anti-neuroinflammatory activities. Monoamine Oxidase B inhibitor 2 can across the blood-brain barrier (BBB), and can be used for Parkinson’s disease study.
  • HY-143244
    Monoamine Oxidase B inhibitor 1
    Inhibitor
    Monoamine Oxidase B inhibitor 1 is a potent, reversible, orally active and selective monoamine oxidase B (MAO-B) inhibitor with an IC50 of 0.02 nM. Monoamine Oxidase B inhibitor 1 has antioxidant and anti-neuroinflammatory activities. Monoamine Oxidase B inhibitor 1 can across the blood-brain barrier (BBB), and can be used for Parkinson’s disease study.
  • HY-168021
    MAO-A/SERT-IN-1
    Inhibitor
    MAO-A/SERT-IN-1 is an inhibitor of MAO-A/serotonin transporter (SERT). MAO-A/SERT-IN-1 can reduce SERT-mediated reuptake of 5-HT and has neuroprotective effects in cell inhibition models. MAO-A/SERT-IN-1 can improve depressive behavior in zebrafish and mice.
  • HY-152110
    AChE/MAO-IN-2
    Inhibitor
    Dual AChE-MAO B-IN-5, indanone derivative, is a potent dual AChE/MAO-B inhibitior with IC50 values of 0.0224, 0.0412, and 0.1116 μM for AChE, MAO-B and MAO-A, respectively. Dual AChE-MAO B-IN-5 has antioxidant activity and prevents β-amyloid plaque aggregation. Dual AChE-MAO B-IN-5 can be used for Alzheimer’s disease (AD) research.
  • HY-162760
    COMT-IN-1
    Inhibitor
    COMT-IN-1 (compound C12), a nitrophenolic analogue, is an orally active dopamine metabolic enzyme catechol-O-methyltransferase (COMT) inhibitor with IC50s of 0.37 μM, 95.58 μM and 58.82 μM for COMT, MAO-A and MAO-B, respectively. COMT-IN-1 exhibits chelation with a variety of metal ions. COMT-IN-1 exhibits good BBB permeability. COMT-IN-1 improves dopamine levels and ameliorates MPTP (HY-15608)-induced Parkinson's disease (PD) symptoms in mice.
  • HY-114203
    Eckol
    Inhibitor
    Eckol is a potent hMAO-A (Mixed) and hMAO-B (non-competitive) inhibitor with IC50s of 7.20 and 83.44 μM, respectively. Eckol shows stimulatory effects in maize and can be used as a plant biostimulant. Eckol also shows antiallergic and antiviral effects.
  • HY-144757
    LSD1-IN-16
    Inhibitor
    LSD1-IN-16 (compound 4b) is a potent LSD1 inhibitor. LSD1-IN-16 can inhibit LSD1-CoREST, MAO-A and MAO-B, with IC50 values of 0.015, 0.024, and 0.366 μM, respectively. LSD1-IN-16 displays cell growth arrest in prostate cancer LNCaP cells, with an IC50 of 15.2 μM.
  • HY-170938
    AChE-IN-82
    Inhibitor
    AChE-IN-82 (compound 49) is an acetylcholinesterase (AChE) inhibitor. AChE-IN-82 inhibits eeAChE, eqBChE, hMAO-A, hMAO-B, and BACE-1 with IC50s of 0.072, 9.81, 14.52, 0.024, 2.42 μM, respectively. AChE-IN-82 inhibits COX-1, COX-2 and 5-LOX with IC50s of 60.41, 0.187, 0.18 μM, respectively. AChE-IN-82 shows an excellent neuroprotective effect by significantly reducing oxidative stress induced by H2 O2.
  • HY-W067583
    Norharmine
    Inhibitor
    Norharmine is a Harmine analogue and an alkaloid. Norharmine is the inhibitors of MAO-A and DYRK1A. Norharmine has weak inhibitory activity against MAO-A and certain inhibitory activity against DYRK1A.
  • HY-14895
    Fabomotizole
    Inhibitor 99.96%
    Fabomotizole (CM346) is an insecticide with anxiolytic, antianxiety, and neuroprotective activities and a substrate of p-glycoprotein. Fabomotizole inhibits the ST-segment depression induced by isoproterenol in a rat model of acute subendocardial ischemia. Fabomotizole also inhibits Giardia lamblia and has the potential to inhibit giardiasis. Fabomotizole also targets Sigma1R, NRH:quinone reductase 2 (NQO2), and MAO-A to exert anxiolytic effects.
  • HY-105041
    Tedizolid phosphate sodium
    Inhibitor
    Tedizolid phosphate (TR-701FA) sodium is a MAO-A and MAO-B inhibitor with activity against Gram-positive bacteria.
  • HY-101392A
    Harmane hydrochloride
    Inhibitor
    Harmane hydrochloride is a benzodiazepine receptor inhibitor (IC50=7 μM), with IC50 values for mACh, Opioid Receptor, MAO-A/B, and α2-adrenergic receptor of 24 μM, 2.8 μM, 0.5 μM, 5 μM, and 18 μM, respectively. Harmane hydrochloride inhibits the I1 imidazoline receptor (IC50 = 30 nM) to reduce blood pressure and has antidepressant, anti-anxiety, anticonvulsant, and analgesic effects. Harmane hydrochloride inhibits dopamine biosynthesis by decreasing tyrosine hydroxylase (TH) activity and enhancing L-DOPA-induced cytotoxicity in PC12 cells. Additionally, Harmane hydrochloride can increase the mutagenic effect induced by 2-acetylaminofluorene (AAF).
  • HY-105127
    Brofaromine hydrochloride
    Inhibitor
    Brofaromine (hydrochloride) is a monoamine oxidase A (MAO-A) inhibitor and a 5-HT uptake inhibitor. Brofaromine (hydrochloride) shows antidepressant-like activity in the social conflict test in rats.
  • HY-W721302
    2-APB hydrochloride
    Inhibitor
    2-APB is an analog of 6-APB, a benzofuran derivative and a psychoactive substance. Certain benzofuran derivatives have monoamine oxidase-A inhibitory activity .
  • HY-N13041
    Acacetin 7-O-(6-O-malonylglucoside)
    Inhibitor
    Acacetin 7-O-(6-O-malonylglucoside) is a monoamine oxidase inhibitor with strong inhibitory effects on monoamine oxidase A (MAO-A) and monoamine oxidase B (MAO-B) with IC50 values ​​of 2.34 and 1.87 μM, respectively. Acacetin 7-O-(6-O-malonylglucoside) is a reversible MAO inhibitor that can be used in the research of neurodegenerative diseases and affective disorders.
  • HY-W655727
    (-)-2-Phenylpropylamine
    Inhibitor
    (-)-2-Phenylpropylamine ((S)-2-Phenylpropylamine) (compound 3b) is a MAO-A and MAO-B inhibitor with Ki values of 584 μM and 156 μM, respectively.