Taranabant

Taranabant (codenamed MK-0364) is a cannabinoid receptor type 1 (CB1) inverse agonist that was investigated as a potential treatment for obesity due to its anorectic effects.[1][2] It was discovered by Merck & Co.

Taranabant
Clinical data
Routes of
administration		Oral
ATC code
Legal status
Legal status
  • Investigational (failed)
Identifiers
IUPAC name
  • N-[(2S,3S)-4-(4-chlorophenyl)-3-(3-cyanophenyl)-2-butanyl]-2-methyl-2-{[5-(trifluoromethyl)-2-pyridinyl]oxy}propanamide
CAS Number
PubChem CID
ChemSpider
UNII
CompTox Dashboard (EPA)
ECHA InfoCard100.207.983
Chemical and physical data
FormulaC27H25ClF3N3O2
Molar mass515.96 g·mol−1
3D model (JSmol)
SMILES
  • C[C@@H]([C@@H](CC1=CC=C(C=C1)Cl)C2=CC=CC(=C2)C#N)NC(=O)C(C)(C)OC3=NC=C(C=C3)C(F)(F)F
InChI
  • InChI=1S/C27H25ClF3N3O2/c1-17(34-25(35)26(2,3)36-24-12-9-21(16-33-24)27(29,30)31)23(14-18-7-10-22(28)11-8-18)20-6-4-5-19(13-20)15-32/h4-13,16-17,23H,14H2,1-3H3,(H,34,35)/t17-,23+/m0/s1
  • Key:QLYKJCMUNUWAGO-GAJHUEQPSA-N
  (verify)

In October 2008, Merck has stopped its phase III clinical trials with the drugs due to high level of central nervous system side effects, mainly depression and anxiety.[3][4][5][6]

See also

References
  1. Armstrong HE, Galka A, Lin LS, Lanza TJ Jr, Jewell JP, Shah SK, et al. (2007). "Substituted acyclic sulfonamides as human cannabinoid-1 receptor inverse agonists". Bioorganic & Medicinal Chemistry Letters. 17 (8): 2184–7. doi:10.1016/j.bmcl.2007.01.087. PMID 17293109.
  2. Fong TM, Guan XM, Marsh DJ, Shen CP, Stribling DS, Rosko KM, et al. (Jun 2007). "Antiobesity efficacy of a novel cannabinoid-1 receptor inverse agonist, N-[(1S,2S)-3-(4-chlorophenyl)-2-(3-cyanophenyl)-1-methylpropyl]-2-methyl-2-5-(trifluoromethyl)pyridin-2-yl]oxy]propanamide (MK-0364), in rodents". Journal of Pharmacology and Experimental Therapeutics. 321 (3): 1013–22. doi:10.1124/jpet.106.118737. PMID 17327489. S2CID 20001781.
  3. "Press release by Merck". Retrieved 4 October 2008.
  4. Aronne LJ, Tonstad S, Moreno M, Gantz I, Erondu N, Suryawanshi S, Molony C, Sieberts S, Nayee J, Meehan AG, Shapiro D, Heymsfield SB, Kaufman KD, Amatruda JM (May 2010). "A clinical trial assessing the safety and efficacy of taranabant, a CB1R inverse agonist, in obese and overweight patients: a high-dose study". International Journal of Obesity. 34 (5): 919–35. doi:10.1038/ijo.2010.21. PMID 20157323.
  5. Kipnes MS, Hollander P, Fujioka K, Gantz I, Seck T, Erondu N, Shentu Y, Lu K, Suryawanshi S, Chou M, Johnson-Levonas AO, Heymsfield SB, Shapiro D, Kaufman KD, Amatruda JM (June 2010). "A one-year study to assess the safety and efficacy of the CB1R inverse agonist taranabant in overweight and obese patients with type 2 diabetes". Diabetes, Obesity & Metabolism. 12 (6): 517–31. doi:10.1111/j.1463-1326.2009.01188.x. PMID 20518807. S2CID 23886192.
  6. Proietto J, Rissanen A, Harp JB, Erondu N, Yu Q, Suryawanshi S, Jones ME, Johnson-Levonas AO, Heymsfield SB, Kaufman KD, Amatruda JM (August 2010). "A clinical trial assessing the safety and efficacy of the CB1R inverse agonist taranabant in obese and overweight patients: low-dose study". International Journal of Obesity. 34 (8): 1243–54. doi:10.1038/ijo.2010.38. PMID 20212496.


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