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634193-54-7

634193-54-7 structure
634193-54-7 structure
  • Name: L-902688
  • Chemical Name: 5-(4,4-difluoro-3-hydroxy-4-phenylbut-1-enyl)-1-[6-(2H-tetrazol-5-yl)hexyl]pyrrolidin-2-one
  • CAS Number: 634193-54-7
  • Molecular Formula: C21H27F2N5O2
  • Molecular Weight: 419.468
  • Catalog: Signaling Pathways GPCR/G Protein Prostaglandin Receptor
  • Create Date: 2017-01-09 22:00:11
  • Modify Date: 2024-01-05 18:13:00
  • L-902688 is a potent, selective and orally active EP4 receptor agonist with a Ki of 0.38 nM and an EC50 of 0.6 nM. L-902688 shows >4,000-fold selective for EP4 over other EP and prostanoid receptors[1][2].

Name 5-(4,4-difluoro-3-hydroxy-4-phenylbut-1-enyl)-1-[6-(2H-tetrazol-5-yl)hexyl]pyrrolidin-2-one
Synonyms (5R)-5-[(1E,3R)-4,4-Difluoro-3-hydroxy-4-phenyl-1-buten-1-yl]-1-[6-(2H-tetrazol-5-yl)hexyl]-2-pyrrolidinone
2-Pyrrolidinone, 5-[(1E,3R)-4,4-difluoro-3-hydroxy-4-phenyl-1-buten-1-yl]-1-[6-(2H-tetrazol-5-yl)hexyl]-, (5R)-
l-902,688
2-Pyrrolidinone, 5-[(1E,3R)-4,4-difluoro-3-hydroxy-4-phenyl-1-buten-1-yl]-1-[6-(2H-tetrazol-5-yl)hexyl]-
5-[(1E,3R)-4,4-Difluoro-3-hydroxy-4-phenyl-1-buten-1-yl]-1-[6-(2H-tetrazol-5-yl)hexyl]-2-pyrrolidinone
Description L-902688 is a potent, selective and orally active EP4 receptor agonist with a Ki of 0.38 nM and an EC50 of 0.6 nM. L-902688 shows >4,000-fold selective for EP4 over other EP and prostanoid receptors[1][2].
Related Catalog
Target

EP4:0.38 nM (Ki)

EP4:0.6 nM (EC50)

In Vitro L-902688 (1 µM; 24 hours; HUVE cells) treatment attenuates TGF-β-induced Twist and α-smooth muscle actin (α-SMA) expression[1]. Western Blot Analysis[1] Cell Line: Human umbilical vein endothelial cells (HUVECs) Concentration: 1 µM Incubation Time: 24 hours Result: Attenuated TGF-β-induced Twist and α-smooth muscle actin (α-SMA) expression.
In Vivo L-902688 (0.25-1 µg/kg/day; intraperitoneal injection; daily; for 3 weeks; adult male Sprague-Dawley rats) treatment reduces right ventricle fibrosis in the monocrotaline (MCT)-induced PAH rat model[1]. Animal Model: Adult male Sprague-Dawley rats injected with crotaline to induce pulmonary arterial hypertension (PAH) and right ventricular (RV) hypertrophy[1] Dosage: 0.25 µg/kg/day, 0.4 µg/kg/day or 1 µg/kg/day Administration: Intraperitoneal injection; daily; for 3 weeks Result: Reduced right ventricle fibrosis in the monocrotaline (MCT)-induced PAH rat model.
References

[1]. Lai YJ, et al. EP4 Agonist L-902,688 Suppresses EndMT and Attenuates Right Ventricular Cardiac Fibrosis in Experimental Pulmonary Arterial Hypertension. Int J Mol Sci. 2018 Mar 3;19(3). pii: E727.

[2]. [2]Young, R.N., Billot, X., Han, Y., et al. Discovery and synthesis of a potent, selective and orally bioavailable EP4 receptor agonist. Heterocycles. 2004, 64, 437-445.

Density 1.3±0.1 g/cm3
Boiling Point 645.8±65.0 °C at 760 mmHg
Molecular Formula C21H27F2N5O2
Molecular Weight 419.468
Flash Point 344.4±34.3 °C
Exact Mass 419.213287
PSA 95.00000
LogP 2.49
Vapour Pressure 0.0±2.0 mmHg at 25°C
Index of Refraction 1.597