Cat. No. 2921
Chemical Name: 3-((2-Methyl-1,3-thiazol-4-yl)ethyn
Biological ActivityPotent, selective and non-competitive mGlu5 antagonist (IC50 = 5 nM in Ca2+-flux assay; Ki= 16 nM). Displays anxiolytic activity in vivo and is orally active.
Licensing InformationManufactured and sold under license from Merck & Co., Inc. for use solely for preclinical research purposes (ie: not for administration to or other use in humans)
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.
Certificate of Analysis / Safety Data Sheet
Bradbury et al (2005) Metabotropic glutamate receptor mGlu5 is a mediator of appetite and energy balance in rats and mice. J.Pharmacol.Exp.Ther. 313 395. PMID: 15590770.
Klodzinska et al (2004) Anxiolytic-like effects of MTEP, a potent and selective mGlu5 receptor agonist does not involve GABAA signaling. Neuropharmacology 47 342. PMID: 15275823.
Roppe et al (2004) 5-[(2-Methyl-1,3-thiazol-4-yl)ethynyl]-2,3'-bipyridine: a highly potent, orally active metabotropic glutamate subtype 5 (mGlu5) receptor antagonist with anxiolytic activity. Bioorg.Med.Chem.Lett. 14 3993. PMID: 15225713.
Cosford et al (2003) 3-[(2-Methyl-1,3-thiazol-4-yl)ethynyl]- pyridine: A potent and highly selective metabotropic glutamate subtype 5 receptor antagonist with anxiolytic activity. J.Med.Chem. 46 204. PMID: 12519057.
Brodkin et al (2002) Reduced stress-induced hyperthermia in mGluR5 knockout mice. Eur.J.Neurosci. 16 2241. PMID: 12473093.
If you know of a relevant reference for this product please let us know.
Citations are publications that use Tocris products. Selected citations for MTEP hydrochloride include:
Arsenault et al (2015) Loss of Metabotropic Glutamate Receptor 5 Function on Peripheral Benzodiazepine Receptor in Mice Prenatally Exposed to LPS. PLoS One 10 e0142093. PMID: 26536027.
Pollard et al (2014) Modulation of neuronal microcircuit activities within the medial prefrontal cortex by mGluR5 positive allosteric modulator. J Psychopharmacol 28 935. PMID: 25031220.
Jurgens et al (2012) Optogenetic stimulation of the corticothalamic pathway affects relay cells and GABAergic neurons differently in the mouse visual thalamus. PLoS One 7 e45717. PMID: 23029198.
Sumislawski et al (2011) Reversible gating of endocannabinoid plasticity in the amygdala by chronic stress: a potential role for monoacylglycerol lipase inhibition in the prevention of stress-induced behavioral adaptation. Neuropsychopharmacology 36 2750. PMID: 21849983.
View Related Products by Target
View Related Products by Product Action
Keywords: MTEP hydrochloride, supplier, Potent, selective, mGlu5, mGluR5, antagonists, mGlur, Group, I, Receptors, Glutamate, Metabotropic, merck, Tocris Bioscience, Glutamate (Metabotropic) Group I Receptor Antagonist products
Find multiple products by catalog number
New Products in this Area
Negative allosteric modulator at mGlu7; brain penetrantVU 0409551
Selective mGlu5 positive allosteric modulator; brain penetrant and orally bioavailable
October 30 - November 3, 2016
Boston, MA, USA