RS 17053 hydrochloride
CAS No. 169505-93-5
RS 17053 hydrochloride( RS-17053 )
Catalog No. M26811 CAS No. 169505-93-5
RS 17053 hydrochloride is an effective and selective antagonist of α1A-adrenergic receptor with pA2 of 9.8 in functional assays and pKi of 9.1 in the native cell membrane.
RS 17053 hydrochloride is an effective and selective antagonist of α1A-adrenergic receptor with pA2 of 9.8 in functional assays and pKi of 9.1 in the native cell membrane.
Purity : >98% (HPLC)
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HNMR
HPLC
MSDS
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Biological Information
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Product NameRS 17053 hydrochloride
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NoteResearch use only, not for human use.
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Brief DescriptionRS 17053 hydrochloride is an effective and selective antagonist of α1A-adrenergic receptor with pA2 of 9.8 in functional assays and pKi of 9.1 in the native cell membrane.
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DescriptionRS 17053 hydrochloride is an effective and selective antagonist of α1A-adrenergic receptor with pA2 of 9.8 in functional assays and pKi of 9.1 in the native cell membrane.(In Vitro):RS 17053 hydrochloride antagonizes responses to NE only at high concentrations in isolated smooth muscle preparations from human LUT tissues. RS 17053 hydrochloride displays a high affinity for the α1A-adrenoceptor (pKi and pA2 estimates of 9.1-9.9) and a 30-100-fold selectivity over the α1 B and the α1 D-adrenoceptor subtypes (pKi and pA2 estimates of 7.7-7.8) in several tissues from rat and cloned adrenoceptors .(In Vivo):RS 17053 hydrochloride has a rapid onset of action and a duration of action exceeding 60 min. RS-17053 (10 mg/kg ) significantly suppresses food intake. RS 17053 hydrochloride pretreatment obviously alters food intake .
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In VitroIn several tissues from rat and cloned adrenoceptors, RS 17053 hydrochloride displays high affinity for the α1A-adrenoceptor (pKi and pA2 estimates of 9.1-9.9) and a 30-100-fold selectivity over the α1 B and the α1 D-adrenoceptor subtypes (pKi and pA2 estimates of 7.7-7.8). However, in isolated smooth muscle preparations from human LUT tissues, RS 17053 hydrochloride antagonizes responses to NE only at high concentrations. Estimates of affinity (pA2) at α1-adrenoceptors mediating NE-induced contractions are 7.5 in prostatic periurethral longitudinal smooth muscle (compared with 8.6 for prazosin), 6.9 in anterior fibromuscular stroma (prazosin, 8.9), and 7.1 in bladder neck (prazosin, 8.5).
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In VivoRS 17053 hydrochloride has a rapid onset of action, and a duration of action exceeding 60 min. RS 17053 hydrochloride pretreatment significantly alteres food intake [F(4, 132) 5 6.28, p , 0.0001]. 10 mg/kg RS-17053 significantly suppresses food intake.
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SynonymsRS-17053
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PathwayOthers
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TargetOther Targets
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RecptorProton pump
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Research Area——
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Indication——
Chemical Information
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CAS Number169505-93-5
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Formula Weight449.42
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Molecular FormulaC24H30Cl2N2O2
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Purity>98% (HPLC)
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SolubilityIn Vitro:?DMSO : 100 mg/mL (222.51 mM)
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SMILESCl.CC(C)(Cc1c[nH]c2ccc(Cl)cc12)NCCOc1ccccc1OCC1CC1
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Chemical Name——
Shipping & Storage Information
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Storage(-20℃)
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ShippingWith Ice Pack
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Stability≥ 2 years
Reference
1.Masaoka T, et al. Pathophysiology of Potassium-competitive Acid Blocker-refractory Gastroesophageal Reflux and the Potential of Potassium-competitive Acid Blocker Test. J Neurogastroenterol Motil. 2018 Oct 1;24(4):577-583.
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