Impurity Reference Standard - Products

Dipyridamole Dichloro Dihydroxyethyl Impurity

CAT No: CL-DPML-02 CAS No: 1449029-15-5 Mol Wt: 387.3 Mol F: C15H20Cl2N6O2 Inv Status: Custom Synthesis

Chemical Name: 2,6-Dichloro-4-di(2-hydroxyethyl)amino-8-(piperidin-1-yl)-pyrimido[5,4-d]pyrimidine ;

Dipyridamole EP Impurity A

CAT No: CL-DPML-04 CAS No: 16982-40-4 Mol Wt: 484.6 Mol F: C25H40N8O2 Inv Status: Custom Synthesis

Chemical Name: 2,2'-[[4,6,8-Tri(piperidin-1-yl) pyrimido [5,4-d] pyrimidin-2-yl]nitrilo]diethanol ;

Dipyridamole EP Impurity B

CAT No: CL-DPML-05 CAS No: 16908-47-7 Mol Wt: 524.6 Mol F: C23H40N8O6 Inv Status: Custom Synthesis

Chemical Name: 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

CAT No: CL-DPML-06 CAS No: 54093-92-4 Mol Wt: 436 Mol F: C20H30ClN7O2 Inv Status: Custom Synthesis

Chemical Name: 2,2?-[[6-Chloro-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-2-yl]nitrilo]diethanol (as per EP & USP)

Dipyridamole EP Impurity D

CAT No: CL-DPML-07 CAS No: 1176886-12-6 Mol Wt: 504.6 Mol F: C24H40N8O4 Inv Status: Custom Synthesis

Chemical Name: 2,2'-[[2-(2-Hydroxyethyl)amino-4,8-di(piperidin-1-yl)pyrimido[5,4-d]pyrimidin-6-yl]nitrilo]diethanol ;

Dipyridamole EP Impurity E

CAT No: CL-DPML-08 CAS No: 2365420-11-5 Mol Wt: 504.6 Mol F: C24H40N8O4 Inv Status: Custom Synthesis

Chemical Name: 2,4-Di[di(2-hydroxyethyl)amino]-6,8-di(piperidin-1-yl)-pyrimido[5,4-d]pyrimidine

Dipyridamole EP Impurity F

CAT No: CL-DPML-09 CAS No: 60286-30-8 Mol Wt: 480.6 Mol F: C21H36N8O5 Inv Status: Custom Synthesis

Chemical Name: 2,6-Di[di(2-hydroxyethyl)amino]-4-(2-hydroxyethyl)amino-8-(piperidin-1-yl)-pyrimido[5,4-d]pyrimidine ;

Dipyridamole EP Impurity G

CAT No: CL-DPML-10 CAS No: (7139-02-8) Mol Wt: 367.3 Mol F: C16H20Cl2N6 Inv Status: Custom Synthesis

Chemical Name: 2,6-Dichloro-4,8-di(piperidin-1-yl)-pyrimido[5,4-d]pyrimidine

Dipyridamole Ditartaric Acid Ester

CAT No: CL-DPML-11 CAS No: 1316276-51-3 Mol Wt: 768.8 Mol F: C32H48N8O14 Inv Status: Custom Synthesis

Chemical Name: (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)

Dipyridamole Dichloro Monohydroxyethyl Impurity

CAT No: CL-DPML-12 CAS No: NA Mol Wt: 343.2 Mol F: C13H16Cl2N6O Inv Status: Custom Synthesis

Chemical Name: 2,6-Dichloro-4-(2-hydroxyethyl)amino-8-(piperidin-1-yl)-pyrimido[5,4-d] pyrimidine

Dipyridamole Impurity 2

CAT No: CL-DPML-13 CAS No: 68006-07-5 Mol Wt: 437.5 Mol F: C19H31N7O5 Inv Status: Custom Synthesis

Chemical Name: 2,2',2'',2'''-((4-Hydroxy-8-(piperidin-1-yl)pyrimido[5,4-d]pyrimidine-2,6-diyl)bis(azanetriyl))tetrakis(ethan-1-ol)

Dipyridamole Trichloro Impurity

CAT No: CL-DPML-14 CAS No: 1449029-14-4 Mol Wt: 318.6 Mol F: C11H10Cl3N5 Inv Status: Custom Synthesis

Chemical Name: 2,4,6-Trichloro-8-(piperidin-1-yl)-pyrimido[5,4-d]pyrimidine

Dipyridamole Tetrachloro Impurity

CAT No: CL-DPML-15 CAS No: 32980-71-5 Mol Wt: 269.9 Mol F: C6Cl4N4 Inv Status: Custom Synthesis

Chemical Name: 2,4,6,8-Tetrachloro-pyrimido[5,4-d]pyrimidine

Dipyridamole D20

CAT No: CL-DPML-16 CAS No: 1189983-52-5 Mol Wt: 524.8 Mol F: C24H20D20N8O4 Inv Status: Custom Synthesis

Chemical Name: 2,2',2'',2'''-((4,8-Bis(piperidin-1-yl-d10)pyrimido[5,4-d]pyrimidine-2,6-diyl)bis(azanetriyl))tetrakis(ethan-1-ol)

Dipyridamole-d16

CAT No: CL-DPML-17 CAS No: NA Mol Wt: 520.7 Mol F: C24H24D16N8O4 Inv Status: Custom Synthesis

Chemical Name: 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)

Type:Impurity Reference Standard

API NAME:Dipyridamole

Total Products: 15

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