Cat. No. 3640
Chemical Name: (±)-(7aR*,11aR*)-5,6,7a,8,9,10,11,11
Biological ActivityPotent histamine H4 receptor antagonist (pKi values are 8.24 and 8.47 in human and rat H4 receptors respectively). Displays 162-fold, 620-fold, and > 1600-fold selectivity over human H3, H1 and H2 receptors. Blocks zymosan-induced neutrophil reflux and attenuates thermal hypersensitivity in vivo (ED50 = 42 μmol/kg, ip).
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 / Product Datasheet / Safety Data Sheet
Leurs et al (2009) Molecular and biochemical pharmacology of the histamine H4 receptor. Br.J.Pharmacol. 157 14. PMID: 19413568.
Liu et al (2008) cis-4-(Piperazin-1-yl)-5,6,7a,8,9,10,11,11a-octahydrobenzofuro[2,3-h]quinazolin-2-amine (A-987306), a new histamine H4R antagonist that blocks pain responses against carrageenan-induced hyperalgesia. J.Med.Chem. 51 7094. PMID: 18983139.
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Keywords: A 987306, supplier, potent, selective, H4, histamine, histaminergic, receptors, antagonists, A987306, Tocris Bioscience, Histamine H4 Receptor Antagonist products