Date published: 2026-3-19

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GR 113808 (CAS 144625-51-4)

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Alternate Names:
1-[2-[(Methylsulfonyl)-amino]ethyl]-4-piperidinyl]methyl 1-methyl-1H-indole-3-carboxylate
Application:
GR 113808 is a robust and selective receptor antagonist of SR-4
CAS Number:
144625-51-4
Purity:
≥98%
Molecular Weight:
393.50
Molecular Formula:
C19H27N3O4S
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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GR 113808 is a selective and potent antagonist of the 5-HT4 receptor. It functions by binding to the 5-HT4 receptor and inhibiting the activation of the receptor by serotonin. Gr 113808′s mechanism of action involves blocking the effects of serotonin at the 5-HT4 receptor, thereby preventing the downstream signaling pathways associated with receptor activation. By doing so, GR 113808 effectively modulates the activity of the 5-HT4 receptor, influencing cellular responses and physiological processes regulated by this receptor. Gr 113808′s function in experimental applications involves studying the specific role of the 5-HT4 receptor in various biological processes and understanding the impact of receptor modulation on cellular signaling pathways. In development applications, GR 113808 is utilized to investigate the molecular mechanisms underlying 5-HT4 receptor activation and its implications for physiological functions.


GR 113808 (CAS 144625-51-4) References

  1. Central 5-HT(4) receptors and drinking behavior.  |  Castro, L., et al. 2000. Pharmacol Biochem Behav. 66: 443-8. PMID: 10880703
  2. 5-HT(4) receptors mediating enhancement of contractility in canine stomach; an in vitro and in vivo study.  |  Prins, NH., et al. 2001. Br J Pharmacol. 132: 1941-7. PMID: 11309267
  3. Effect of the intracerebroventricular administration of GR 113808, a selective 5-HT4 antagonist, on water intake during hyperosmolarity and hypovolemia.  |  Castro, L., et al. 2001. Braz J Med Biol Res. 34: 791-6. PMID: 11378670
  4. Characterization of the receptors involved in the 5-HT-induced excitation of canine antral longitudinal muscle.  |  Prins, NH., et al. 2001. Br J Pharmacol. 134: 1351-9. PMID: 11704657
  5. Enhancement of the intrinsic defecation reflex by mosapride, a 5-HT4 agonist, in chronically lumbosacral denervated guinea pigs.  |  Kojima, Y., et al. 2006. J Smooth Muscle Res. 42: 139-47. PMID: 17159330
  6. Pharmacological action of DA-9701 on the motility of feline stomach circular smooth muscle.  |  Nguyen, TT., et al. 2015. Pharmazie. 70: 183-92. PMID: 25980179
  7. 5-HT4 receptors facilitate cholinergic neurotransmission throughout the murine gastrointestinal tract.  |  Pauwelyn, V. and Lefebvre, RA. 2017. Neurogastroenterol Motil. 29: PMID: 28332745
  8. Activation and blockade of dorsal hippocampal serotonin4 receptors produce antidepressant effects in the hemiparkinsonian rats.  |  Wang, JW., et al. 2021. Brain Res. 147426. PMID: 33737063
  9. Differences in response to 5-HT4 receptor agonists and antagonists of the 5-HT4-like receptor in human colon circular smooth muscle.  |  Tam, FS., et al. 1995. Br J Pharmacol. 115: 172-6. PMID: 7647972
  10. Antagonists of 5-HT4 receptor-mediated responses in adult hippocampal neurons.  |  Torres, GE., et al. 1994. J Pharmacol Exp Ther. 271: 255-61. PMID: 7965722
  11. Evidence for the involvement of 5-hydroxytryptamine 4 receptors in 5-hydroxytryptophan-induced diarrhea in mice.  |  Hedge, SS., et al. 1994. J Pharmacol Exp Ther. 271: 741-7. PMID: 7965791
  12. Blockade of human atrial 5-HT4 receptors by GR 113808.  |  Kaumann, AJ. 1993. Br J Pharmacol. 110: 1172-4. PMID: 8298805
  13. Intranigral GR-113808, a selective 5-HT4 receptor antagonist, attenuates morphine-stimulated dopamine release in the rat striatum.  |  Pozzi, L., et al. 1995. Brain Res. 692: 265-8. PMID: 8548313

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

GR 113808, 10 mg

sc-361189
10 mg
$189.00

GR 113808, 50 mg

sc-361189A
50 mg
$809.00