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NPS-2143 hydrochloride
本产品不向个人销售,仅用作科学研究,不用于任何人体实验及非科研性质的动物实验。
NPS-2143 hydrochloride图片
CAS NO:324523-20-8
包装与价格:
包装价格(元)
5mg电议
10mg电议
50mg电议
200mg电议

产品介绍
NPS-2143 hydrochloride (SB-262470A hydrochloride) 是一种口服有效的钙溶解剂,是一种选择性和有效的钙离子感应受体 (CaSR) 拮抗剂。
Cas No.324523-20-8
别名2-氯-6-[(2R)-3-[[1,1-二甲基-2-(2-萘基)乙基]氨基]-2-羟基丙氧基]苯腈盐酸盐,NPS2143 hydrochloride;NPS 2143 hydrochloride
化学名2-chloro-6-[(2R)-2-hydroxy-3-[(2-methyl-1-naphthalen-2-ylpropan-2-yl)amino]propoxy]benzonitrile;hydrochloride
Canonical SMILESCC(C)(CC1=CC2=CC=CC=C2C=C1)NCC(COC3=C(C(=CC=C3)Cl)C#N)O.Cl
分子式C24H26Cl2N2O2
分子量445.38
溶解度≥ 44.5 mg/mL in DMSO, ≥ 11.43 mg/mL in EtOH with ultrasonic and warming
储存条件Store at -20℃
General tipsFor obtaining a higher solubility , please warm the tube at 37 ℃ and shake it in the ultrasonic bath for a while.
Shipping ConditionEvaluation sample solution : ship with blue ice
All other available size: ship with RT , or blue ice upon request
产品描述

NPS-2143 hydrochloride (SB-262470A hydrochloride), an orally active calcilytic agent, is a selective and potent calcium ion-sensing receptor (CaSR) antagonist. NPS-2143 hydrochloride (SB-262470A hydrochloride) blocks increases in cytoplasmic Ca2+ concentrations (IC50=43 nM) elicited by activating the Ca2+ receptor in HEK 293 cells expressing the human Ca2+ receptor[1][2].

NPS-2143 hydrochloride (SB-262470A hydrochloride) stimulates parathyroid hormone (PTH) secretion from bovine parathyroid cells with EC50 of 41 nM. Moreover, NPS-2143 hydrochloride also blocks the inhibitory effects of calcimimetic NPS R-467 on PTH secretion from bovine parathyroid cells and the inhibitory effects of extracellular Ca2+ on isoproterenol-stimulated increases in cyclic AMP formation[1].

When infused intravenously in normal rats, NPS-2143 hydrochloride (SB-262470A hydrochloride) causes a rapid and large increase in plasma levels of PTH. Ca2+ receptor antagonists are termed calcilytics and NPS-2143 is the first substance (either atomic or molecular) shown to possess such activity[1].When administered together with an antiresorptive agent (estradiol), NPS 2143 causes an increase in trabecular bone volume and bone mineral density in osteopenic rats[2].

References:
[1]. Huang Y, Breitwieser GE. Rescue of calcium-sensing receptor mutants by allosteric modulators reveals a conformational checkpoint in receptor biogenesis. J Biol Chem. 2007 Mar 30;282(13):9517-25
[2]. Marquis, Robert W.; Lago, Amparo M.; Callahan, James F.;Antagonists of the Calcium Receptor. 2. Amino Alcohol-Based Parathyroid Hormone Secretagogues.Journal of Medicinal Chemistry (2009), 52(21), 6599-6605.
[3]. Yamamura A, Guo Q, Yamamura H, Zimnicka AM, Pohl NM, Smith KA, Fernandez RA, Zeifman A, Makino A, Dong H, Yuan JX.Enhanced Ca2+-sensing receptor function in idiopathic pulmonary arterial hypertension.Circ Res. 2012 Aug 3;111(4):469-81. Epub 2012 Jun 22.
[4]. Nakajima S, Hira T, Hara H.Calcium-sensing receptor mediates dietary peptide-induced CCK secretion in enteroendocrine STC-1 cells.Mol Nutr Food Res. 2012 May;56(5):753-60.
[5]. Davey AE, Leach K, Valant C, Conigrave AD, Sexton PM, Christopoulos A.Positive and negative allosteric modulators promote biased signaling at the calcium-sensing receptor.Endocrinology. 2012 Mar;153(3):1232-41. Epub 2011 Dec 30.
[6]. Nemeth EF, et al. Calcilytic compounds: potent and selective Ca2+ receptor antagonists that stimulate secretion of parathyroid hormone. J Pharmacol Exp Ther. 2001 Oct;299(1):323-31.