From Wikipedia, the free encyclopedia
MRK-016
Names
Preferred IUPAC name
3-tert -Butyl-7-(5-methyl-1,2-oxazol-3-yl)-2-[(1H -1,2,4-triazol-5-yl)methoxy]pyrazolo[1,5-d ][1,2,4]triazine
Identifiers
3D model (JSmol )
ChemSpider
InChI=1S/C17H20N8O2/c1-10-6-11(23-27-10)15-21-19-7-12-14(17(2,3)4)16(22-25(12)15)26-8-13-18-9-20-24(13)5/h6-7,9H,8H2,1-5H3
Key: QYSYOGCIDRANAR-UHFFFAOYSA-N
CN1N=CN=C1COC1=NN2C(C=NN=C2C2=NOC(C)=C2)=C1C(C)(C)C
Properties
C 17 H 20 N 8 O 2
Molar mass
368.401 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references
Chemical compound
MRK-016 is a selective α5 subunit-containing GABAA negative allosteric modulator ,[1] that has nootropic properties. It has been found to produce rapid, ketamine -like antidepressant effects in animal models of depression .[2]
See also [ ]
References [ ]
^ Atack JR, Maubach KA, Wafford KA, O'Connor D, Rodrigues AD, Evans DC, et al. (November 2009). "In vitro and in vivo properties of 3-tert-butyl-7-(5-methylisoxazol-3-yl)-2-(1-methyl-1H-1,2,4-triazol-5-ylmethoxy)-pyrazolo[1,5-d]-[1,2,4]triazine (MRK-016), a GABAA receptor alpha5 subtype-selective inverse agonist". The Journal of Pharmacology and Experimental Therapeutics . 331 (2): 470–84. doi :10.1124/jpet.109.157636 . PMID 19704033 . S2CID 688293 .
^ Fischell J, Van Dyke AM, Kvarta MD, LeGates TA, Thompson SM (October 2015). "Rapid Antidepressant Action and Restoration of Excitatory Synaptic Strength After Chronic Stress by Negative Modulators of Alpha5-Containing GABAA Receptors" . Neuropsychopharmacology . 40 (11): 2499–509. doi :10.1038/npp.2015.112 . PMC 4569955 . PMID 25900119 .
Ionotropic
GABAA
Positive modulators (abridged; see here for a full list):
Alcohols (e.g., drinking alcohol , 2M2B )
Anabolic steroids
Avermectins (e.g., ivermectin )
Barbiturates (e.g., phenobarbital )
Benzodiazepines (e.g., diazepam )
Bromide compounds (e.g., potassium bromide )
Carbamates (e.g., meprobamate )
Carbamazepine
Chloralose
Chlormezanone
Clomethiazole
Dihydroergolines (e.g., ergoloid (dihydroergotoxine) )
Etazepine
Etifoxine
Fenamates (e.g., mefenamic acid )
Flavonoids (e.g., apigenin , hispidulin )
Fluoxetine
Flupirtine
Imidazoles (e.g., etomidate )
Kava constituents (e.g., kavain )
Lanthanum
Loreclezole
Monastrol
Neuroactive steroids (e.g., allopregnanolone , cholesterol , THDOC )
Niacin
Niacinamide
Nonbenzodiazepines (e.g., β-carbolines (e.g., abecarnil ), cyclopyrrolones (e.g., zopiclone ), imidazopyridines (e.g., zolpidem ), pyrazolopyrimidines (e.g., zaleplon ))
Norfluoxetine
Petrichloral
Phenols (e.g., propofol )
Phenytoin
Piperidinediones (e.g., glutethimide )
Propanidid
Pyrazolopyridines (e.g., etazolate )
Quinazolinones (e.g., methaqualone )
Retigabine (ezogabine)
ROD-188
Skullcap constituents (e.g., baicalin )
Stiripentol
(e.g., sulfonmethane (sulfonal) )
Topiramate
Valerian constituents (e.g., valerenic acid )
Volatiles /gases (e.g., chloral hydrate , chloroform , diethyl ether , paraldehyde , sevoflurane )
Negative modulators:
11-Ketoprogesterone
17-Phenylandrostenol
α5IA (LS-193,268)
Anabolic steroids
Amiloride
Anisatin
β-Lactams (e.g., penicillins , cephalosporins , carbapenems )
Basmisanil
Bemegride
Bicyclic phosphates (TBPS , TBPO , IPTBO )
BIDN
Bilobalide
Bupropion
Chlorophenylsilatrane
Cicutoxin
Cloflubicyne
Cyclothiazide
DHEA
DHEA-S
Dieldrin
DMCM
EBOB
FG-7142 (ZK-31906)
(e.g., fipronil )
Flavonoids (e.g., amentoflavone , oroxylin A )
Flumazenil
Fluoroquinolones (e.g., ciprofloxacin )
Flurothyl
Furosemide
Golexanolone
Iomazenil (123 I)
IPTBO
Isopregnanolone (sepranolone)
L-655,708
Laudanosine
Lindane
Morphine
Morphine-3-glucuronide
MRK-016
Naloxone
Naltrexone
Nicardipine
Nonsteroidal antiandrogens (e.g., apalutamide , bicalutamide , enzalutamide , flutamide , nilutamide )
Oenanthotoxin
Pentylenetetrazol (pentetrazol)
Phenylsilatrane
Picrotoxin (i.e., picrotin , picrotoxinin and dihydropicrotoxinin )
Pregnenolone sulfate
PWZ-029
Radequinil
Ro 15-4513
Sarmazenil
Suritozole
TB-21007
TBPS
Terbequinil
TETS
Thujone
Zinc
ZK-93426
GABAA -ρ
Metabotropic
See also
Receptor/signaling modulators
GABAA receptor positive modulators
GABA metabolism/transport modulators
Categories :
Antidepressants GABAA receptor negative allosteric modulators Isoxazoles Nootropics Triazoles Tert-butyl compounds Nervous system drug stubs Hidden categories:
Articles without InChI source Articles without EBI source Articles without KEGG source Articles without UNII source Chembox CAS registry number not linked Pages using collapsible list with both background and text-align in titlestyle Articles containing unverified chemical infoboxes Chembox image size set Articles with short description Short description matches Wikidata All stub articles