Ramelteon-d5
Ramelteon-d5 is deuterium labeled Ramelteon. Ramelteon is a potent, highly selective, and orally active agonist of MT1/MT2 with Ki values of 14 and 112 pM, respectively. Ramelteon has the potential for the research of insomnia. Ramelteon consistently reduces sleep onset after long-term treatment, with no next-morning residual effects or rebound insomnia or withdrawal symptoms upon discontinuation.
For research use only. We do not sell to patients.
- CAS No.: 1134159-63-9
- Formula: C16H16D5NO2
- Molecular Weight:264.37
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Storage:Powder -20°C, 3 years , 4°C, 2 years ; In solvent -80°C, 6 months , -20°C, 1 month
Biological Activity
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MT2 |
MT1 |
Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules, largely as tracers for quantitation during the drug development process. Deuteration has gained attention because of its potential to affect the pharmacokinetic and metabolic profiles of drugs[1].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
1. This compound can be used as a tracer
2. This compound can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Chemical Information
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CAS No. 1134159-63-9
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Unlabeled Cas 196597-26-9
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Appearance Solid
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Molecular Weight 264.37
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Formula C16H16D5NO2
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Color White to off-white
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SMILES
[2H]C([2H])([2H])C([2H])([2H])C(NCC[C@H]1C2=C(CC1)C=CC3=C2CCO3)=O
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Synonyms
TAK-375-d5
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Shipping
Room temperature in continental US; may vary elsewhere.
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Storage
Powder -20°C 3 years 4°C 2 years In solvent -80°C 6 months -20°C 1 month
Purity & Documentation
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Data Sheet (273 KB)
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SDS (251 KB)
- English - EN (251 KB)
- Français - FR (251 KB)
- Deutsch - DE (251 KB)
- Norwegian - NO (251 KB)
- Español - ES (251 KB)
- Swedish - SV (251 KB)
- Italian - IT (251 KB)
- Korean - KR (251 KB)
- Portuguese - PT (251 KB)
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Handling Instructions (2659 KB)
References
[1]. Russak EM, et al. Impact of Deuterium Substitution on the Pharmacokinetics of Pharmaceuticals. Ann Pharmacother. 2019;53(2):211-216. [Content Brief]
[2]. Kato K, et al. Neurochemical properties of ramelteon (TAK-375), a selective MT1/MT2 receptor agonist. Neuropharmacology. 2005;48(2):301-310. [Content Brief]
[3]. Mayer G, et al. Efficacy and safety of 6-month nightly ramelteon administration in adults with chronic primary insomnia. Sleep. 2009;32(3):351-360. [Content Brief]
[4]. Hirai K, et al. Ramelteon (TAK-375) accelerates reentrainment of circadian rhythm after a phase advance of the light-dark cycle in rats. J Biol Rhythms. 2005;20(1):27-37. [Content Brief]
[5]. Miyamoto M, et al. The sleep-promoting action of ramelteon (TAK-375) in freely moving cats. Sleep. 2004;27(7):1319-1325. [Content Brief]
Calculators
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)