Dipyridamole - 2,2',2",2'''-[[4,8-Di(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,6-diyl]dinitrilo]tetraethanol ; Ethanol, 2,2',2'',2'''-[(4,8-dipiperidinopyrimido[5,4-d]pyrimidine-2,6-diyl)dinitrilo]tetra-; 2,2',2'',2'''-((4,8-Di(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,6-diyl)bis(azanetriyl))tetraethanol;
Dipyridamole EP Impurity A - 2,2`-[(4,6,8-Tri-1-piperidinylpyrimido[5,4-d]pyrimidin-2-yl)imino]bis[ethanol] ; Ethanol, 2,2`-[(4,6,8-tri-1-piperidinylpyrimido[5,4-d]pyrimidin-2-yl)imino]bis ; Dipyridamole Tripiperidine; Dipyridamole Related Compound A (USP);
Dipyridamole EP Impurity B - 2,2',2",2''',2'''',2'''''[[8-(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,4,6-triyl]trinitrilo]hexaethanol ;
Dipyridamole EP Impurity C - 2-[[2-chloro-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-6-yl]-(2-hydroxyethyl)amino]ethanol ;
Dipyridamole EP Impurity D - Ethanol,2,2`[[6-[(2-hydroxyethyl)amino]-4,8-di-1-piperidinylpyrimido[5,4-d]pyrimidin-2-yl]imino]bis-;2,2′-[[6-[(2-hydroxyethyl)amino]-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl]nitrilo]diethanol ; 2-[[2-[Bis(2-hydroxyethyl)amino]-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-6-yl]amino]ethanol ;
Dipyridamole EP Impurity E - 2,2',2'',2'''-[[6,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,4-diyl]dinitrilo]tetraethanol;
Dipyridamole EP Impurity F - 2,2',2'',2'''-[[6,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,4-diyl]dinitrilo]tetraethanol; 2,2',2'',2'''-[[6,8-Di(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,4-diyl]dinitrilo]tetraethanol ;
