Pimobendan
C19H18N4O2
334.37
3(2H)-Pyridazinone, 4,5-dihydro-6-[2-(4-methoxyphenyl)-1H-benzimidazol-5-yl]-5-methyl-, (±)-;
(±)-4,5-Dihydro-6-[2-(p-methoxyphenyl)-5-benzimidazolyl]-5-methyl-3(2H)-pyridazinone;
6-[2-(4-Methoxyphenyl)-1H-benzimidazol-5-yl]-5-methyl-4,5-dihydropyridazin-3(2H)-one [74150-27-9]
3(2H)-Pyridazinone, 4,5-dihydro-6-[2-(4-methoxyphenyl)-1H-benzimidazol-5-yl]-5-methyl-, (±)-;
(±)-4,5-Dihydro-6-[2-(p-methoxyphenyl)-5-benzimidazolyl]-5-methyl-3(2H)-pyridazinone;
6-[2-(4-Methoxyphenyl)-1H-benzimidazol-5-yl]-5-methyl-4,5-dihydropyridazin-3(2H)-one [74150-27-9]
DEFINITION
Pimobendan contains NLT 98.0% and NMT 102.0% of pimobendan (C19H18N4O2), calculated on the anhydrous basis.
USP REFERENCE STANDARDS FOR PURCHASE
USP Pimobendan RSUSP Pimobendan Related Compound A RS
USP Pimobendan Related Compound B RS