Bioactivity | MK-1064 is a selective and orally active OX2R antagonist (Ki: 0.5 nM, IC50: 18 nM). MK-1064 promotes sleep in vivo. MK-1064 can be used in the research of insomnia[1][3]. | ||||||||||||
In Vivo | MK-1064 (30 mg/kg, oral administration) promotes sleep in rodents selectively through OX2R in Wild-type mice[2].MK-1064 (30 mg/kg, oral administration, 5 days) reverses the struggle behavior induced by CNO pre-treatment in rats[3].MK-1064 (1-5 mg/kg, intravenous injection/oral administration) shows moderate oral bioavailability and clearance in rat, dog, and rhesus monkey[1]. Animal Model: | ||||||||||||
Name | MK-1064 | ||||||||||||
CAS | 1207253-08-4 | ||||||||||||
Formula | C24H20ClN5O3 | ||||||||||||
Molar Mass | 461.90 | ||||||||||||
Appearance | Solid | ||||||||||||
Transport | Room temperature in continental US; may vary elsewhere. | ||||||||||||
Storage |
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Reference | [1]. Roecker AJ et al. Discovery of 5''-chloro-N-[(5,6-dimethoxypyridin-2-yl)methyl]-2,2':5',3''-terpyridine-3'-carboxamide (MK-1064): a selective orexin 2 receptor antagonist (2-SORA) for the treatment of insomnia. ChemMedChem. 2014 Feb;9(2):311-22. [2]. Gotter AL et al. Orexin 2 Receptor Antagonism is Sufficient to Promote NREM and REM Sleep from Mouse to Man. Sci Rep. 2016 Jun 3;6:27147. [3]. Laura A Grafe, et al. Orexin 2 receptor regulation of the hypothalamic-pituitary-adrenal (HPA) response to acute and repeated stress. Neuroscience. 2017 Apr 21;348:313-323. |