AM251
AM251 is a selective cannabinoid 1 (CB1) receptor antagonist with an IC50 of 8 nM. AM251 also acts as a potent GPR55 agonist with an EC50 of 39 nM[1][2][3].
Product Specifications
CAS Number
183232-66-8
UNSPSC
12352005
Hazard Statement
H315, H319, H335
Target
Cannabinoid Receptor
Type
Reference compound
Related Pathways
GPCR/G Protein; Neuronal Signaling
Applications
Neuroscience-Neuromodulation
Field of Research
Neurological Disease
Assay Protocol
https://www.medchemexpress.com/AM251.html
Purity
99.09
Solubility
DMSO : 25 mg/mL (ultrasonic)
Smiles
O=C(C1=NN(C2=CC=C(Cl)C=C2Cl)C(C3=CC=C(I)C=C3)=C1C)NN4CCCCC4
Molecular Formula
C22H21Cl2IN4O
Molecular Weight
555.24
Precautions
H315, H319, H335
References & Citations
[1]Bruno A, et al. Beyond radio-displacement techniques for identification of CB1 ligands: the first application of afluorescence-quenching assay. Sci Rep. 2014 Jan 20;4:3757.|[2]Sharir H, et al. Pharmacological characterization of GPR55, a putative cannabinoid receptor. Pharmacol Ther. 2010 Jun;126 (3) :301-13.|[3]Thewke D, et al. AM-251 and SR144528 are acyl CoA:cholesterol acyltransferase inhibitors. Biochem Biophys Res Commun. 2009 Apr 3;381 (2) :181-6.|[4]Carey LM, et al. A pro-nociceptive phenotype unmasked in mice lacking fatty-acid amide hydrolase. Mol Pain. 2016 May 13;12. pii: 1744806916649192.|[5]Komaki A, et al. Study the Effect of Endocannabinoid System on Rat Behavior in Elevated Plus-Maze. Basic Clin Neurosci. 2015 Jul;6 (3) :147-53.|[6]Jiang X, et al. Role of cannabinoid receptor type 1 in tibial and pudendal neuromodulation of bladder overactivity in cats. Am J Physiol Renal Physiol. 2017 Mar 1;312 (3) :F482-F488.|[7]Sun L, et al. Endocannabinoid activation of CB1 receptors contributes to long-lasting reversal of neuropathic pain by repetitive spinal cord stimulation. Eur J Pain. 2017 May;21 (5) :804-814.
Shipping Conditions
Room Temperature
Storage Conditions
-20°C, 3 years; 4°C, 2 years (Powder)
Scientific Category
Reference compound1
Clinical Information
No Development Reported
Available Sizes
Frequently Asked Questions
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