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Description | Empagliflozinisaselectivesodiumglucosecotransporter-2(SGLT-2)inhibitorwithanIC50of3.1nMforhSGLT-2. |
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IC50&Target | IC50:3.1nM(SGLT-2),1.1μM(SGLT-5),2μM(SGLT-6),8.3μM(SGLT-1),11μM(SGLT-4)[1] |
InVitro | EmpagliflozinisapotentandcompetitiveSGLT-2inhibitorwithanexcellentselectivityprofileandthehighestselectivitywindowofthetestedSGLT-2inhibitorsoverhSGLT-1.Empagliflozininhibitstheuptakeof[14C]-alpha-methylglucopyranoside(AMG)viahSGLT-2inadose-dependentmannerwithanIC50of3.1nM,butislesspotentforotherSGLTs(IC50range:1100-11000nM).[3H]-EmpagliflozindisplaysahighaffinityforSGLT-2withameanKdof57±37nMintheabsenceofglucoseinkineticbindingexperiments[1]. |
InVivo | Glucoseintoleranceissignificantlyimprovedafter8daysofEmpagliflozintreatmentateitherdose(3mg/kgEmpagliflozin3058±180vs10mg/kgEmpagliflozin3090±219).Therefore,acutetreatmentwithEmpagliflozinhasabeneficialeffectonhyperglycemiaandglucoseintolerance.SincetherearenosignificantdifferencesinbloodglucosehomeostasiswiththetwodifferentdosesofEmpagliflozin,andrandombloodglucoselevelsofT1DMmicearesignificantlyimprovedby3mg/kgofEmpagliflozin,theeffectofthelowerdoseofEmpagliflozin(3mg/kg)isinvestigatedonpreservingβ-cellmassandfunction[2]. |
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Pleaserefertothesolubilityinformationtoselecttheappropriatesolvent. | ||||||||||||||||
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KinaseAssay [1] | Membranes(60μg/well)areassayedina10mM4-(2-hydroxyethyl)-1-piperazineethanesulfonicacid(HEPES)buffer(pH7.4)containing137mMNaClinthepresenceorabsenceof20mMglucoseandindicatedconcentrationsof[3H]-Empagliflozinin96-wellplatesatroomtemperaturefor2h.IncubationsarestoppedbyrapidfiltrationthroughGF/BFilterplatesimpregnatedwithpolyethyleneimine0.5%andprewettedwith0.9%NaClsolution,andwashedfourtimeswith0.9%NaClsolution(4°C)usingaHarvesterFiltermate96.Filterplatesaredriedfor2hand50μLofMicroscint20isaddedtoeachwell.RADIoactivityretainedonthefiltersismeasuredusingtheTopCountNXT.Inparallel,theactualamountofactivityusedintheassaysisdeterminedbyaddingthesameamountof[3H]-Empagliflozinthatisaddedperwellintheradioligandbindingstudiesand4mLUltimaGoldScintilatorinto5mLvialsandmeasuringusingaTricarb2900TR.Non-specific[3H]-Empagliflozin-bindingisdeterminedinthepresenceof30μMdapagliflozin[1].MCEhasnotindependentlyconfirmedtheaccuracyofthesemethods.Theyareforreferenceonly. | ||||||||||||||||
AnimalAdmiNISTration [2] | Empagliflozinisdissolvedinhydroxyethylcellulose(HEC)(Mice)[2]. Mice[2] | ||||||||||||||||
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MolecularWeight | 450.91 | ||||||||||||
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Formula | C₂₃H₂₇ClO₇ | ||||||||||||
CASNo. | 864070-44-0 | ||||||||||||
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Shipping | RoomtemperatureincontinentalUS;mayvaryelsewhere | ||||||||||||
Solvent&Solubility | 10mMinDMSO Empagliflozinisprepparedin0.5%hydroxyethylcellulose[3]. *"<1 mg/ml"="" means="" slightly="" soluble="" or="" insoluble.="" "≥"="" means="" soluble,="" but="" saturation="">1> | ||||||||||||
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Purity:99.91%ee.:98.83%