A blood vessel dilator which is used for the treatment of peripheral and coronary arterial diseases. It is a phosphodiesterase enzyme inhibitor which blocks the platelet aggregation response.. Reference standards of Dipyridamole API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below
Dipyridamole
Catalogue No.:PA 04 33000
CAS :
Molecular Formula : C24H40N8O4
Molecular Weight : 504.63
2,2′-[[6-Chloro-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl]nitrilo]diethanol
Catalogue No.:PA 04 33030
Molecular Formula : C20H30ClN7O2
Molecular Weight : 435.95
2,2'-((((4,8-Di(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,6-diyl)bis(oxy))bis(ethane-2,1-diyl))bis(azanediyl))bis(ethan-1-ol) Hydrochloride
Catalogue No.:PA 04 0331008
Molecular Formula : C24H41ClN8O4
Molecular Weight : 541.09
2,2′-[[4,6,8-Tri(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl]nitrilo]diethanol
Catalogue No.:PA 04 33010
Molecular Formula : C25H40N8O2
Molecular Weight : 484.64
2,2′,2″,2′′′,2′′′′,2′′′′′[[8-(Piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,4,6-triyl]trinitrilo]hexaethanol
Catalogue No.:PA 04 33020
Molecular Formula : C23H40N8O6
Molecular Weight : 524.61
2,2′-[[6-[(2-Hydroxyethyl)amino]-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl]nitrilo]diethanol (BP)
Catalogue No.:PA 04 33040
Molecular Formula : C22H36N8O3
Molecular Weight : 460.58
2,2′,2′′,2′′′-[[6,8-Di(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,4-diyl]dinitrilo]tetraethanol
Catalogue No.:PA 04 33050
2,2′,2′′,2′′′-[[4-[(2-Hydroxyethyl)amino]-8-(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,6-diyl]dinitrilo]tetraethanol
Catalogue No.:PA 04 33060
Molecular Formula : C21H36N8O5
Molecular Weight : 480.56
2,6-Dichloro-4,8-di(piperidin-1-yl)-pyrimido[5,4-d]pyrimidine
Catalogue No.:PA 04 33070
Molecular Formula : C16H20Cl2N6
Molecular Weight : 367.28
2,4,6,8-Tetrachloropyrimido[5,4-d]pyrimidine
Catalogue No.:PA 04 33510
Molecular Formula : C6Cl4N4
Molecular Weight : 269.9
2,4,6-Trichloro-8-(piperidin-1-yl)-pyrimido[5,4-d]pyrimidine
Catalogue No.:PA 04 33520
Molecular Formula : C11H10Cl3N5
Molecular Weight : 318.59
4-Despiperidinyl-4-hydroxy Dipyridamole
Catalogue No.:PA 04 33540
Molecular Formula : C19H31N7O5
Molecular Weight : 437.49
2,4-Dipiperido-6,8-didiethanolamino Dipyridamole + 2,8-Dipiperido-4,6-didiethanolamino Dipyridamole (Mixture)
Catalogue No.:PA 04 33550
Molecular Formula : C48H80N16O8
Molecular Weight : 1009.25
Dipyridamole Tri-O-β-D-glucuronide
Catalogue No.:PA 04 33560
Molecular Formula : C42H64N8O22
Molecular Weight : 1033
Dipyridamole Mono-O-β-D-glucuronide
Catalogue No.:PA 04 33570
Molecular Formula : C43H62N8O16
Molecular Weight : 947
Dipyridamole Ditartaric Acid Diester Diammonium Salt
Catalogue No.:PA 04 33580
Molecular Formula : C32H54N10O14
Molecular Weight : 802.83
Dipyridamole Tartaric Acid Ester Ammonium Salt
Catalogue No.:PA 04 33590
Molecular Formula : C28H47N9O9
Molecular Weight : 653.73
Dipyridamole Tetra-O-β-D-glucuronide
Catalogue No.:PA 04 33600
Molecular Formula : C48H72N8O28
Molecular Weight : 1209.12
4-Despiperidinyl-4-(5-oxopentylamino) Dipyridamole
Catalogue No.:PA 04 33610
Molecular Formula : C24H40N8O5
Molecular Weight : 520.62
4-(2-((6-(Bis(2-hydroxyethyl)amino)-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl)(2-hydroxyethyl)amino)ethoxy)-2,3-dihydroxy-4-oxobutanoic Acid
Catalogue No.:PA 04 33620
Molecular Formula : C28H44N8O9
Molecular Weight : 636.71
Dipyridamole Related Compound D (2,2'-({6-[(2-Hydroxyethyl)amino]-4,8-di(piperidin-1-yl)pyrimido[5, (1220540)
Catalogue No.:PA USP1220540
Molecular Formula : NA
Molecular Weight : NA
Dipyridamole Related Compound B (2,2',2'',2''',2'''',2'''''-{[8-(Piperidin-1-yl)pyrimido[5,4-d]pyri (1220528)
Catalogue No.:PA USP1220528
Dipyridamole Related Compound A (2,2'-{[4,6,8-Tri(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl]azan (1220517)
Catalogue No.:PA USP1220517
Dipyridamole Related Compound C (2,2'-{[6-chloro-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-y (1220539)
Catalogue No.:PA USP1220539
Dipyridamole (1220506)
Catalogue No.:PA USP1220506
Dipyridamole Related Compound F (2,2',2'',2'''-({4-[(2-Hydroxyethyl)amino]-8-(piperidin-1-yl)pyrimi (1220561)
Catalogue No.:PA USP1220561
dipyridamole impurity standard (1102RB)
Catalogue No.:PA BP1102RB
dipyridamole (131RB)
Catalogue No.:PA BP131RB
Dipyridamole Related Compound E (2,2',2'',2'''-{[6,8-Di(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2, (1220559)
Catalogue No.:PA USP1220559
Dipyridamole for peak identification (Y0000802)
Catalogue No.:PA EPY0000802
Dipyridamole (D2850000)
Catalogue No.:PA EPD2850000
Catalogue No.:PA IPIPRS 132 13
Molecular Formula :
Ammonium 4-(2-((6-(bis(2-hydroxyethyl)amino)-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl)(2-hydroxyethyl)amino)ethoxy)-2,3-dihydroxy-4-oxobutanoate
Catalogue No.:PA 04 33630
Molecular Weight : 653.74
Catalogue No.:PA 04 0331000
Molecular Formula : C30H48N8O10
Molecular Weight : 680.76
2,2'-((6-(2-((2-Hydroxyethyl)amino)ethoxy)-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl)azanediyl)bis(ethan-1-ol)
Catalogue No.:PA 04 0331001
Molecular Weight : 504.64
2,2'-((2,6-Dichloro-8-(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-4-yl)azanediyl)diethanol
Catalogue No.:PA 04 0331002
Molecular Formula : C15H20Cl2N6O2
Molecular Weight : 387.27
(2S,2'S,3S,3'S)-4,4'-((((4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,6-diyl)bis((2-hydroxyethyl)azanediyl))bis(ethane-2,1-diyl))bis(oxy))bis(2,3-dihydroxy-4-oxobutanoic acid)
Catalogue No.:PA 04 0331003
Molecular Formula : C32H48N8O14
Molecular Weight : 768.78
2,2',2'',2'''-((4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,6-diyl)bis(azanetriyl))tetrakis(ethan-1,1,2,2-d4-1-ol)
Catalogue No.:PA STI 088959
Molecular Formula : C24H24D16N8O4
Molecular Weight : 520.73
rel-(2R,3R)-4-(2-((6-(Bis(2-hydroxyethyl)amino)-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl)(2-hydroxyethyl)amino)ethoxy)-2,3-dihydroxy-4-oxobutanoic Acid
Catalogue No.:PA 04 0331004
tert-Butyl (2-((6-chloro-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl)oxy)ethyl)(2-hydroxyethyl)carbamate
Catalogue No.:PAI 04 033001
Molecular Formula : C25H38ClN7O4
Molecular Weight : 536.07
tert-Butyl (2-((6-(bis(2-hydroxyethyl)amino)-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl)oxy)ethyl)(2-hydroxyethyl)carbamate
Catalogue No.:PAI 04 033002
Molecular Formula : C29H48N8O6
Molecular Weight : 604.75
2,6-Dichloro-N-(5,5-dimethoxypentyl)-8-(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-4-amine
Catalogue No.:PAI 04 033003
Molecular Formula : C18H26Cl2N6O2
Molecular Weight : 429.35
2,2',2'',2'''-((4-((5,5-Dimethoxypentyl)amino)-8-(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,6-diyl)bis(azanetriyl))tetrakis(ethan-1-ol)
Catalogue No.:PAI 04 033004
Molecular Formula : C26H46N8O6
Molecular Weight : 566.7
2-(5-Hydroxypentyl)isoindoline-1,3-dione
Catalogue No.:PAI 04 033005
Molecular Formula : C13H15NO3
Molecular Weight : 233.27
5-(1,3-Dioxoisoindolin-2-yl)pentanal
Catalogue No.:PAI 04 033006
Molecular Formula : C13H13NO3
Molecular Weight : 231.25
2-(5,5-Dimethoxypentyl)isoindoline-1,3-dione
Catalogue No.:PAI 04 033007
Molecular Formula : C15H19NO4
Molecular Weight : 277.32
5,5-Dimethoxypentan-1-amine
Catalogue No.:PAI 04 033008
Molecular Formula : C7H17NO2
Molecular Weight : 147.22
2,2'-((6-(Methylsulfonyl)-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl)azanediyl)bis(ethan-1-ol)
Catalogue No.:PAI 04 033009
Molecular Formula : C21H33N7O4S
Molecular Weight : 479.6
N-(6-(Bis(2-hydroxyethyl)amino)-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl)-N-(2-hydroxyethyl)nitrous amide
Catalogue No.:PA 04 0331005
Molecular Formula : C22H35N9O4
Molecular Weight : 489.58
2,2'-((((4,8-di(Piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,6-diyl)bis(oxy))bis(ethane-2,1-diyl))bis(azanediyl))bis(ethan-1-ol)
Catalogue No.:PA 04 0331007
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