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5-(N,N-dimethyl)-Amiloride(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。
5-(N,N-dimethyl)-Amiloride(hydrochloride)图片
CAS NO:2235-97-4
包装与价格:
包装价格(元)
1mg电议
5mg电议

产品介绍
NHE1, NHE2, and NHE3 inhibitor
Cas No.2235-97-4
别名DMA,L-591,605,MK-685
化学名3-amino-N-(aminoiminomethyl)-6-chloro-5-(dimethylamino)-2-pyrazinecarboxamide, monohydrochloride
Canonical SMILESCN(C)C1=NC(N)=C(C(NC(N)=N)=O)N=C1Cl.Cl
分子式C8H12ClN7O o HCl
分子量294.1
溶解度≤30mg/ml in DMSO;30mg/ml in dimethyl formamide
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

5-(N, N-dimethyl)-Amiloride (hydrochloride), a derivative of amiloride, is an inhibitor of NHE1, NHE2, and NHE3.

The Na+/H+ exchanger (NHE) is a protein that has been involved in intracellular pH homeostasis of many mammalian cell types. NHE is involved in regulating intracellular pH and cell volume by extruding protons from, and taking up sodium ions into cells [1].

5-(N, N-dimethyl)-Amiloride (DMA) inhibited NHE1, NHE2, and NHE3 with Ki values of 0.02, 0.25, and 14 μM, respectively. DMA showed little or no effects on NHE4, NHE5, and NHE7 [1]. DMA could effectively protect the right ventricular wall against ischemia-reperfusion dysfunction in the presence or absence of ouabain [2]. DMA protected against severe reperfusion-induced cardiac contractile dysfunction, appeared to act via a normalization of tissue sodium levels [2]. DMA (0.2 mM) completely inhibited pHi recovery after cell acidification and blocked EGF-induced cytoprotection against acid [3].

In primary rat hepatocyte cultures and rat liver plasma membranes, DMA increased steady-state Na+ content and inhibited ouabain-sensitive 86Rb+ uptake in a reversible, concentration-dependent, ouabain-like manner, with estimated IC50 of 5.2×10-4 M. DMA also inhibited ouabain-sensitive ATP hydrolysis in rat liver plasma membranes with IC50 value of 2.2 ×10-3 M. DMA (10-3 M) decreased the uptake into hepatocytes of alanine by 61% [4].

References:
[1] Masereel B, Pochet L, Laeckmann D.  An overview of inhibitors of Na+/H+ exchanger[J]. European journal of medicinal chemistry, 2003, 38(6): 547-554.
[2] Meng H, Pierce G N.  Involvement of sodium in the protective effect of 5-(N, N-dimethyl)-amiloride on ischemia-reperfusion injury in isolated rat ventricular wall[J]. Journal of Pharmacology and Experimental Therapeutics, 1991, 256(3): 1094-1100.
[3] Fujiwara Y, Higuchi K, Takashima T, et al.  Roles of epidermal growth factor and Na+/H+ exchanger-1 in esophageal epithelial defense against acid-induced injury[J]. American Journal of Physiology-Gastrointestinal and Liver Physiology, 2006, 290(4): G665-G673.
[4] Renner E L, Lake J R, Cragoe E J, et al.  Amiloride and amiloride analogs inhibit Na+/K+-transporting ATPase and Na+-coupled alanine transport in rat hepatocytes[J]. Biochimica et Biophysica Acta (BBA)-Biomembranes, 1988, 938(3): 386-394.