L-798106

• CAT Number: R057597
• CAS Number: 244101-02-8
• Molecular Formula: C27H22BrNO4S
• Molecular Weight: 536.44
• Purity: ≥95%
• Synonyms: (E)-N-(5-bromo-2-methoxyphenyl)sulfonyl-3-[2-(naphthalen-2-ylmethyl)phenyl]prop-2-enamide
• InChI: InChI=1S/C27H22BrNO4S/c1-33-25-14-13-24(28)18-26(25)34(31,32)29-27(30)15-12-21-7-3-5-9-23(21)17-19-10-11-20-6-2-4-8-22(20)16-19/h2-16,18H,17H2,1H3,(H,29,30)/b15-12+
• InChIKey: ODTKFNUPVBULRJ-NTCAYCPXSA-N
• SMILES: COC1=C(C=C(C=C1)Br)S(=O)(=O)NC(=O)C=CC2=CC=CC=C2CC3=CC4=CC=CC=C4C=C3

L-798106 is potent and highly selective prostanoid EP3 receptor antagonist (Ki=0.3 nM), it also has  micromolar activities at the EP4, EP1 and EP2 receptors with Ki values of 916 nM, >5000 nM and >5000 nM, respectively[1].
L-798106 (200 nM) inhibits electrical field stimulation-induced contractile responses[2].
L-798106 (10 μM) inhibits electrical field stimulation-evoked ACh release[2].
L-798106 (oral gavage; 50 and 100 μg/kg; once daily; 8 w) suppresses systemic insulin resistance and AT inflammation in db/db mice[3].

Reference

[1]. Juteau H, et al. Structure-activity relationship of cinnamic acylsulfonamide analogues on the human EP3 prostanoid receptor. Bioorg Med Chem. 2001 Aug;9(8):1977-84.
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[2]. Deborah L Clarke, et al. E-ring 8-isoprostanes inhibit ACh release from parasympathetic nerves innervating guinea-pig trachea through agonism of prostanoid receptors of the EP3-subtype. Br J Pharmacol. 2004 Feb;141(4):600-9.
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[3]. Pei-Chi Chan, et al. Importance of adipocyte cyclooxygenase-2 and prostaglandin E2-prostaglandin E receptor 3 signaling in the development of obesity-induced adipose tissue inflammation and insulin resistance. FASEB J. 2016 Jun;30(6):2282-97.
 [Content Brief]