Standards; Pharmaceutical/API Drug Impurities/Metabolites;
应用
3,4-Dihydroxy-5-nitrobenzaldehyde (Entacapone EP Impurity C) is an Entacapone (E558500) impurity.
参考文献
Fesen, M., et al.: Biochem. Pharmacol., 48, 595 (1994), Su, Z., et al.: Anticancer. Res., 15, 1841 (1995), Chen, J., et al.: J. Agric. Food Chem., 45, 2374 (1997),