145969-31-9

145969-31-9 structure
145969-31-9 structure
  • Name: OPC-14523 hydrochloride
  • Chemical Name: 1-{3-[4-(3-Chlorophenyl)-1-piperazinyl]propyl}-5-methoxy-3,4-dihydro-2(1H)-quinolinone hydrochloride (1:1)
  • CAS Number: 145969-31-9
  • Molecular Formula: C23H29Cl2N3O2
  • Molecular Weight: 450.401
  • Catalog: Signaling Pathways GPCR/G Protein 5-HT Receptor
  • Create Date: 2018-07-02 18:35:39
  • Modify Date: 2025-08-26 20:13:20
  • OPC-14523 hydrochloride is an orally active sigma and 5-HT1A receptor agonist, with high affinity for sigma receptors (σ1/2 IC50=47/56 nM), the 5-HT1A receptor (IC50=2.3 nM), and the 5-HT transporter (IC50=80 nM). OPC-14523 hydrochloride shows antidepressant-like activity[1][2].

Name 1-{3-[4-(3-Chlorophenyl)-1-piperazinyl]propyl}-5-methoxy-3,4-dihydro-2(1H)-quinolinone hydrochloride (1:1)
Synonyms 1-{3-[4-(3-Chlorophenyl)-1-piperazinyl]propyl}-5-methoxy-3,4-dihydro-2(1H)-quinolinone hydrochloride (1:1)
2(1H)-Quinolinone, 1-[3-[4-(3-chlorophenyl)-1-piperazinyl]propyl]-3,4-dihydro-5-methoxy-, hydrochloride (1:1)
Description OPC-14523 hydrochloride is an orally active sigma and 5-HT1A receptor agonist, with high affinity for sigma receptors (σ1/2 IC50=47/56 nM), the 5-HT1A receptor (IC50=2.3 nM), and the 5-HT transporter (IC50=80 nM). OPC-14523 hydrochloride shows antidepressant-like activity[1][2].
Related Catalog
Target

5-HT1A Receptor:2.3 nM (IC50)

sigma 1:47 nM (IC50)

sigma 2:56 mM (IC50)

In Vitro OPC-14523 hydrochloride inhibits the in vitro reuptake of 3 H-5-HT (IC50=27 nM), but it shows very weak inhibitory activity on 3H-NE and 3H-DA reuptake[1].
In Vivo OPC-14523 hydrochloride (0.3-100 mg/kg; p.o.; daily for 0, 2, 4, 7 days) produces a marked antidepressant-like effect in the forced swimming test (FST) with rats and mice without affecting the general locomotor activity[1]. Animal Model: Wistar strain of rats (140-245 g)[1] Dosage: 0.3-100 mg/kg Administration: P.o.; daily for 0, 2, 4, 7 days Result: A single doses of 1 mg/kg and higher of OPC-14523 reduced immobility time in the FST with an ED50 value of 27 mg/kg. The ED50 value for OPC-14523 on day 7 was 18 mg/kg. Animal Model: ICR strain of mice (25-45 g)[1] Dosage: 0.3-100 mg/kg Administration: P.o.; daily for 0, 2, 4, 7 days Result: A single oral dose of OPC-14523 produced a marked reduction in immobility time during the FST at oral doses of 1 mg/kg and higher, with an ED50 value of 20 mg/kg. The potency of OPC-14523 in decreasing immobility time was greater after treatment for seven consecutive days, producing an ED50 value of 2 mg/kg.
References

[1]. Tottori K, et al. Antidepressant-like responses to the combined sigma and 5-HT1A receptor agonist OPC-14523. Neuropharmacology. 2001;41(8):976-988.

[2]. Bermack JE, et al. Effects of the potential antidepressant OPC-14523 [1-[3-[4-(3-chlorophenyl)-1-piperazinyl]propyl]-5-methoxy-3,4-dihydro-2-quinolinone monomethanesulfonate] a combined sigma and 5-HT1A ligand: modulation of neuronal activity in the dorsal raphe nucleus. J Pharmacol Exp Ther. 2004;310(2):578-583.

Molecular Formula C23H29Cl2N3O2
Molecular Weight 450.401
Exact Mass 449.163696
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