5-Amino-1MQ: Chemical Properties
18 PubMed CitationsExpert ReviewedGMP CertifiedLast Reviewed: February 2026
Chemical Properties
| Formula | C₁₀H₁₁IN₂ (iodide salt) |
| Molecular Weight | 286.11 g/mol |
| Synonyms | 5-Amino 1MQ, 5-AMQ, 5A-1MQ, NNMTi, 5-amino-1-methylquinolinium |
| Cas Number | 42464-96-0 |
| Sequence | N/A — Small molecule (not a peptide) |
| Pubchem Cid | 160243 |
| Monoisotopic Mass | N/A |
| Polar Area | N/A |
| Complexity | N/A |
| X Log P | N/A |
| Heavy Atom Count | N/A |
| H Bond Donor Count | N/A |
| H Bond Acceptor Count | N/A |
| Rotatable Bond Count | N/A |
Identifiers
| Pubchem Cid | 160243 |
| Inchi Key | N/A — see PubChem CID 160243 for computed identifiers |
| Inchi | N/A — see PubChem CID 160243 for computed identifiers |
| Smiles Isomeric | [I-].C[n+]1cccc2c(N)cccc12 |
| Smiles Canonical | [I-].C[n+]1cccc2c(N)cccc12 |
| Iupac Name | 5-amino-1-methylquinolin-1-ium iodide |
References
- Neelakantan H, Wang HY, Vance V, et al. Structure-Activity Relationship for Small Molecule Inhibitors of Nicotinamide N-Methyltransferase. J Med Chem, 60(12), 5015–5028, 2017.
- Neelakantan H, Brightwell CR, Graber TG, et al. Selective and membrane-permeable small molecule inhibitors of nicotinamide N-methyltransferase reverse high fat diet-induced obesity in mice. Biochem Pharmacol, 147, 141–152, 2018.
- Neelakantan H, Vance V, Wetzel MD, et al. Structure-Activity Relationship for Small Molecule Inhibitors of Nicotinamide N-Methyltransferase. J Med Chem, 60(12), 5015-5028, 2017.
- Sun WD, Zhu GY, Li J, et al. Nicotinamide N-methyltransferase (NNMT): a novel experimental target for metabolic syndrome. Front Pharmacol, 15, 1410479, 2024.
- World Anti-Doping Agency (WADA). The World Anti-Doping Code International Standard: Prohibited List 2025. S0: Non-Approved Substances.
- Watowich SJ. SBIR Award: NNMT Inhibitor Development. National Institute on Aging (NIA), 2021.
- Awosemo O, Neelakantan H, Watowich SJ, et al. Development & Validation of LC–MS/MS Assay for 5-Amino-1-Methyl Quinolinium in Rat Plasma. J Pharm Biomed Anal, 204, 114255, 2021.
- Liu JR, Deng ZH, Zhu XJ, et al. Roles of Nicotinamide N-Methyltransferase in Obesity and Type 2 Diabetes. BioMed Res Int, 2021, 9924314, 2021.
- Sampson CM, Dimet AL, Neelakantan H, et al. Combined nicotinamide N-methyltransferase inhibition and reduced-calorie diet normalizes body composition in obese mice. Sci Rep, 11(1), 5637, 2021.
- Dimet-Wiley AL, Latham CM, Brightwell CR, et al. Nicotinamide N-methyltransferase inhibition mimics and boosts exercise-mediated improvements in muscle function in aged mice. Sci Rep, 14(1), 15554, 2024.
- Neelakantan H, Vance V, Wang HYL, et al. Small molecule nicotinamide N-methyltransferase inhibitor activates senescent muscle stem cells and improves regenerative capacity of aged skeletal muscle. Biochem Pharmacol, 163, 481–492, 2019.
- Babula J, Dimet-Wiley AL, Seyoum B, et al. Nicotinamide N-methyltransferase inhibition mitigates obesity-related metabolic dysfunction. Diabetes Obes Metab, 26(11), 5272–5282, 2024.
- Li XY, Pi YN, Chen Y, et al. Nicotinamide N-Methyltransferase: A Promising Biomarker and Target for Human Cancer Therapy. Front Oncol, 12, 894744, 2022.
- Moody TW, Nuche-Berenguer B, Jensen RT. Cancer and NNMT overexpression in aggressive tumors. Curr Opin Endocrinol Diabetes Obes, 2022.
- Dimet-Wiley A, Sampson CM, Neelakantan H, et al. Reduced calorie diet combined with NNMT inhibition establishes a distinct microbiome in DIO mice. Sci Rep, 12(1), 484, 2022.
- Dong G, Latham CM, Brightwell CR, et al. Nicotinamide N-methyltransferase inhibition improves limb function in experimental peripheral artery disease. Acta Physiol, 2025.
- Watowich S, Neelakantan H, McHardy SF. Quinoline derived small molecule inhibitors of nicotinamide N-methyltransferase (NNMT) and uses thereof. U.S. Patent No. 12,071,409, August 27, 2024.
- Watowich S, Neelakantan H, McHardy SF. Quinoline derived small molecule inhibitors of nicotinamide N-methyltransferase (NNMT) and uses thereof. U.S. Patent No. 11,401,243, August 2, 2022.
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