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Category: 7TM Receptorsarrow5-HT Receptorsarrow5-HT4 ReceptorsarrowAntagonists
Cat.No. Product Name
1322 GR 113808
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GR 113808

Other Information:

Sold with the permission of GlaxoSmithKline
Chemical Name: 1-methyl-1H-indole-3-carboxylic acid, [1-[2-[(methylsulfonyl)amino]ethyl]-4-piperidinyl]methy l ester

Biological Activity:

Potent, selective 5-HT4 receptor antagonist (pKB = 9.43 in human colonic muscle, and Kd = 0.15 nM  for binding to cloned human 5-HT4 receptors). Displays > 300-fold selectivity over 5-HT1A, 5-HT1B, 5-HT2A, 5-HT2C and 5-HT3 receptors.

Technical Data:

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M.Wt: 393.5
Formula: C19H27N3O4S
Storage: Store at RT
Solubility: Soluble to 12 mM in DMSO and to 25 mM in 1eq. HCl
Purity: >98%
CAS No: [144625-51-4]

Resources:

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    References:

    Gale et al (1994) GR113808: a novel, selective antagonist with high affinity at the 5-HT4 receptor. Br.J.Pharmacol. 111 332. Eglen et al (1995) Central 5-HT4 receptors. TiPS 16 391. Van den Wyngaert et al (1997) Cloning and expression of a human serotonin 5-HT4 receptor cDNA. J.Neurochem. 69 1810. Prins et al (2000) An improved in vitro bioassay for the study of 5-HT4 receptors in the human isolated large intestinal circular muscle. Br.J.Pharmacol. 129 1601.
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    Keywords: GR 113808, 5-HT Receptors, Potent, Selective 5-HT4 Antagonist, GR113808, Tocris Bioscience

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