Standards; Isotopic Labeled Analogues; Pharmaceutical/API Drug Impurities/Metabolites;
应用:
(E)-2-[(2-Chlorophenyl)methylene]-4-[2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)ethoxy]-3-oxobutanoic Acid Ethyl Ester-d4 is the isotope labelled analog of (E)-2-[(2-Chlorophenyl)methylene]-4-[2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)ethoxy]-3-oxobutanoic Acid Ethyl Ester (C378120); an impurity in the synthesis of Amlodipine Besilate (A633500) which is a dihydropyridine calcium channel blocker that is also used as an antianginal and antihypertensive.