Pimobendan EP Impurity B

Chemical Name: (5RS)-6-[3-amino-4-(4-methoxybenzamido)phenyl]-5-methyl-4,5-dihydropyridazin-3(2H)-one

Synonym: N-Acetyl-3-(2-naphthalenyl)-D-alanyl-4-chloro-D-phenylalanyl-3-(3-pyridinyl)-D-alanyl-L-seryl-L-tyrosyl-N6-[bis(ethylamino)methylene]-D-lysyl-L-leucyl-N6-[bis(ethylamino)methylene]-L-lysyl-L-prolyl-D-alaninamide Acetate