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Impurity

Useful research chemical for a range of applications.
Iguratimod Impurity

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CAT No. CS-O-58640
CAS No. Iguratimod
Molecular Formula C17H14N2O7S
Molecular Weight 390.37
Intermediate

Useful research chemical for a range of applications.
Irganox Intermediate

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CAT No. CS-RS-00115
CAS No. 134701-20-5
Molecular Formula C24H42O
Molecular Weight 346.58968
Impurity

Useful research chemical for a range of applications.
Irinotecan Impurity

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CAT No. CS-EO-03621
CAS No. 947687-02-7 (Freebase)
Molecular Formula C35H42N4O6 : C2HF3O2
Molecular Weight 614.7 : 114.0
Impurity

Useful research chemical for a range of applications.
Irinotecan Impurity

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CAT No. CS-EO-03625
CAS No. 947687-01-6 (Freebase)
Molecular Formula C24H24N2O5 : C2HF3O2
Molecular Weight 420.5 : 114.0
Impurity

Useful research chemical for a range of applications.
Irinotecan Impurity

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CAT No. CS-EO-03626
CAS No. 185336-12-3 (Freebase)
Molecular Formula C33H38N4O7 : HCl
Molecular Weight 602.7 : 36.5
Impurity

Useful research chemical for a range of applications.
Irinotecan Impurity

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CAT No. CS-EO-03623
CAS No. 143490-53-3 (Freebase)
Molecular Formula C32H37N4O5 : Cl
Molecular Weight 557.7 : 35.5
Impurity

Useful research chemical for a range of applications.
Isoproterenol Impurity

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CAT No. CS-O-34498
CAS No. 3506-32-9 (free base)
Molecular Formula C₁₁H₁₈ClNO₂
Molecular Weight 231.72
Impurity

Useful research chemical for a range of applications.
Itopride Impurity

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CAT No. CS-EO-03628
CAS No. 24197-95-3 (Freebase)
Molecular Formula C11H14N2O : HCl
Molecular Weight 190.2 : 36.5
Impurity

Useful research chemical for a range of applications.
Ivabradine Impurity

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CAT No. CS-O-56491
CAS No. 2768438-46-4 (Freebase)
Molecular Formula C27H38Cl2N2O5
Molecular Weight 541.51
Impurity

Useful research chemical for a range of applications.
Ivabradine Impurity

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CAT No. CS-O-56458
CAS No. 96254-66-9 (free base)
Molecular Formula C27H39ClN2O6
Molecular Weight 523.06
Impurity

Useful research chemical for a range of applications.
Ivabradine Impurity

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CAT No. CS-O-56459
CAS No. 2373259-08-4 (free base)
Molecular Formula C27H38Cl2N2O5
Molecular Weight 541.51
Impurity

Useful research chemical for a range of applications.
Ivabradine Impurity

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CAT No. CS-O-48708
CAS No. 1462470-54-7 (Freebase)
Molecular Formula C27H39ClN2O6
Molecular Weight 523.07
Impurity

Useful research chemical for a range of applications.
Lercanidipine Impurity

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CAT No. CS-EO-03644
CAS No. 887769-34-8 (Freebase)
Molecular Formula C36H39N3O6 : HCl
Molecular Weight 609.7 : 36.5
Impurity

Useful research chemical for a range of applications.
Levocarnitine Impurity

Stock status In Stock
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CAT No. CS-P-08220
CAS No. 857162-57-3 (Freebase)
Molecular Formula C₇H₁₅ClN₂O
Molecular Weight 143.21
Impurity

Useful research chemical for a range of applications.
Levothyroxine Impurity

Stock status In Stock
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CAT No. CS-O-34272
CAS No. 1425050-65-2 (Racemic)
Molecular Formula C28H15I8NO7
Molecular Weight 1492.66
Impurity

Useful research chemical for a range of applications.
Levothyroxine Impurity

Stock status In Stock
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CAT No. CS-O-34262
CAS No. 2086257-72-7 (Racemic)
Molecular Formula C₂₉H₁₇I₈NO₇
Molecular Weight 1506.68
Impurity

Useful research chemical for a range of applications.
Lisinopril Impurity

Stock status In Stock
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CAT No. CS-T-31176
CAS No. 328385-86-0 (free base)
Molecular Formula C23H33N3O6
Molecular Weight 447.52
Impurity

Useful research chemical for a range of applications.
Lisinopril Impurity

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CAT No. CS-EO-03660
CAS No. 85955-59-5 (Freebase)
Molecular Formula C21H31N3O5 : H2O
Molecular Weight 405.5 : 18.0
Impurity

Useful research chemical for a range of applications.
Lisinopril Impurity

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CAT No. CS-EO-03661
CAS No. 519175-80-5 (Freebase)
Molecular Formula C21H30N4O6 : H2O
Molecular Weight 434.5 : 18.0
Impurity

Useful research chemical for a range of applications.
Loratadine Impurity

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CAT No. CS-EO-03662
CAS No. 170727-59-0 (Freebase)
Molecular Formula C22H23ClN2O2 : HCl
Molecular Weight 382.9 : 36.5
Impurity

Useful research chemical for a range of applications.
Lumefantrine Impurity

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CAT No. CS-O-43824
CAS No. 2170653-95-7 (Freebase)
Molecular Formula C₃₀H₃₃Cl₄NO
Molecular Weight 565.40
Impurity

Useful research chemical for a range of applications.
Lumefantrine Impurity

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CAT No. CS-EO-03665
CAS No. 2170653-95-7 (Freebase)
Molecular Formula C30H32Cl3NO : HCl
Molecular Weight 528.9 : 36.5
Impurity

Useful research chemical for a range of applications.
Mebeverine Impurity

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CAT No. CS-EO-03669
CAS No. 2758628-55-4 (Freebase)
Molecular Formula C32H52N2O3 : 2(HCl)
Molecular Weight 512.8 : 2(36.5)
Impurity

Useful research chemical for a range of applications.
Mebeverine Impurity

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CAT No. CS-O-52427
CAS No. 2758628-55-4 (Freebase)
Molecular Formula C34H53F3N2O5
Molecular Weight 626.79
Impurity

Useful research chemical for a range of applications.
Meropenem Impurity

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CAT No. CS-P-08710
CAS No. 1053703-36-8 (free acid)
Molecular Formula C17H26N3NaO6S
Molecular Weight 423.46
Impurity

Useful research chemical for a range of applications.
Metoprolol Impurity

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CAT No. CS-EO-03687
CAS No. 62572-94-5 (Freebase)
Molecular Formula C14H23NO3 : HCl
Molecular Weight 253.3 : 36.5
Impurity

Useful research chemical for a range of applications.
Metoprolol Impurity

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CAT No. CS-EO-03688
CAS No. 6452-57-9 (Freebase)
Molecular Formula C6H15NO2 : HCl
Molecular Weight 133.2 : 36.5
Impurity

Useful research chemical for a range of applications.
Mianserin Impurity

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CAT No. CS-O-59652
CAS No. 41218-80-8(Free base)
Molecular Formula C16H19ClN2
Molecular Weight 274.79
Impurity

Useful research chemical for a range of applications.
MidodrineHydrochloride Impurity

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CAT No. CS-EO-03691
CAS No. 1797102-13-6 (Freebase)
Molecular Formula C12H17BrN2O4 : HCl
Molecular Weight 333.2 : 36.5
Impurity

Useful research chemical for a range of applications.
Mirabegron Impurity

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CAT No. CS-O-41474
CAS No. 2489747-26-2(free base)
Molecular Formula C26H29ClN6O3S2
Molecular Weight 572.14
Impurity

Useful research chemical for a range of applications.
Tenofovir Impurity

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CAT No. CS-O-48041
CAS No. 1246812-43-0 (Freebase)
Molecular Formula C21H30N5O14P
Molecular Weight 607.47
Impurity

Useful research chemical for a range of applications.
Rasagiline Impurity

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CAT No. CS-EO-03813
CAS No. 1179031-47-0 (Freebase)
Molecular Formula C12H14ClN : HCl
Molecular Weight 207.7 : 36.5
Impurity

Useful research chemical for a range of applications.
Naratriptan Impurity

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CAT No. CS-EO-03717
CAS No. 2144776-32-7 (Freebase)
Molecular Formula C20H27N4O4S2 : I
Molecular Weight 451.6 : 126.9
Impurity

Useful research chemical for a range of applications.
Epinephrine Impurity

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CAT No. CS-EO-03529
CAS No. 1095714-91-2 (Freebase)
Molecular Formula C16H19NO3 : C2HF3O2
Molecular Weight 273.3 : 114.0
Impurity

Useful research chemical for a range of applications.
Ceftiofur Impurity

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CAT No. CS-EO-03406
CAS No. 80370-59-8 (Freebase)
Molecular Formula C13H11N2O5S2 : Na
Molecular Weight 339.4 : 23.0
Impurity

Useful research chemical for a range of applications.
Nebivolol Hydrochloride Impurity

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CAT No. CS-O-56683
CAS No. 99200-13-2 (free base)
Molecular Formula C22H27ClFNO4
Molecular Weight 423.91
Impurity

Useful research chemical for a range of applications.
Nitrosamines Impurity

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CAT No. CS-EO-03730
CAS No. 16339-16-5 (Freebase)
Molecular Formula C3H7ClN2O : HCl
Molecular Weight 122.6 : 36.5
Impurity

Useful research chemical for a range of applications.
Valganciclovir Impurity

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CAT No. CS-EO-03930
CAS No. 1401661-95-7 (Freebase)
Molecular Formula C15H24N6O5 : C2HF3O2
Molecular Weight 368.4 : 114
Impurity

Useful research chemical for a range of applications.
Omeprazole Impurity

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CAT No. CS-EO-03738
CAS No. 158812-85-2 (Freebase)
Molecular Formula C17H18N4O6S
Molecular Weight 406.4
Impurity

Useful research chemical for a range of applications.
Trimetazidine Impurity

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CAT No. CS-EO-03924
CAS No. 92432-50-3 (Freebase)
Molecular Formula C14H21N3O4 : HCl
Molecular Weight 295.3 : 36.5
Therapeutic

Useful research chemical for a range of applications.
Tenofovir Therapeutic

Stock status In Stock
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CAT No. CS-T-93252
CAS No. 1217542-13-6 (Freebase)
Molecular Formula C₂₃H₃₄N₅O₁₄P
Molecular Weight 635.51
Impurity

Useful research chemical for a range of applications.
Remdesivir Impurity

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CAT No. CS-RS-00131
CAS No. 1911578-73-8
Molecular Formula C32H32N4O5
Molecular Weight 552.63
Impurity

Useful research chemical for a range of applications.
Remdesivir Impurity

Stock status In Stock
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CAT No. CS-RS-00133
CAS No. 1355357-49-1
Molecular Formula C33H31N5O4
Molecular Weight 561.63
Impurity

Useful research chemical for a range of applications.
Remdesivir Impurity

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CAT No. CS-RS-00132
CAS No. 1191237-80-5
Molecular Formula C15H17N5O4
Molecular Weight 331.3
Impurity

Useful research chemical for a range of applications.
Remdesivir Impurity

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CAT No. CS-RS-00134
CAS No. 2096981-79-0
Molecular Formula C9H20ClNO2
Molecular Weight 209.71
Impurity

Useful research chemical for a range of applications.
Phenylephrine Impurity

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CAT No. CS-T-93478
CAS No. 878739-00-5 (Recemic); 878889-09-9 (Recemic freeb
Molecular Formula C₁₁H₁₆ClNO₃
Molecular Weight 245.70
Impurity

Useful research chemical for a range of applications.
Carnitine Impurity

Stock status In Stock
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CAT No. CS-O-20090
CAS No. 25243-95-2(free base)
Molecular Formula C15H31ClNO4+
Molecular Weight 324.86
Impurity

Useful research chemical for a range of applications.
Esomeprazole Impurity

Stock status In Stock
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CAT No. CS-O-30490
CAS No. 1227380-90-6 (Freebase)
Molecular Formula C16H14N3NaO4
Molecular Weight 335.29
Impurity

Useful research chemical for a range of applications.
Norepinephrine Impurity

Stock status In Stock
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CAT No. CS-O-57514
CAS No. 1932110-67-2 (free base)
Molecular Formula C₉H₁₄ClNO₃
Molecular Weight 219.67
Impurity

Useful research chemical for a range of applications.
Orphenadrine Impurity

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CAT No. CS-EO-03741
CAS No. 19804-27-4 (Freebase)
Molecular Formula C18H23NO : HBr
Molecular Weight 269.4 : 80.9
Impurity

Useful research chemical for a range of applications.
Oseltamivir Impurity

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CAT No. CS-EO-01943
CAS No. 1052063-36-1 (free base)
Molecular Formula C14H24N2O4 : H3O4P
Molecular Weight 284.4 : 98.0
Impurity

Useful research chemical for a range of applications.
Oseltamivir Impurity

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CAT No. CS-O-57866
CAS No. 1035895-88-5 (Freebase)
Molecular Formula C16H29ClN2O4
Molecular Weight 348.87
Impurity

Useful research chemical for a range of applications.
Oseltamivir Impurity

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CAT No. CS-O-57865
CAS No. 1402431-91-7 (Freebase)
Molecular Formula C16H29ClN2O4
Molecular Weight 348.87
Impurity

Useful research chemical for a range of applications.
Oseltamivir Impurity

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CAT No. CS-EO-01750
CAS No. 941296-96-4 (free base)
Molecular Formula C14H24N2O4 : HCl
Molecular Weight 284.4 : 36.5
Impurity

Useful research chemical for a range of applications.
Oseltamivir Impurity

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CAT No. CS-O-57839
CAS No. 2413185-95-0 (Freebase)
Molecular Formula C16H29ClN2O4
Molecular Weight 348.87
Impurity

Useful research chemical for a range of applications.
Oseltamivir Impurity

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CAT No. CS-O-56684
CAS No. 2081110-43-0 (free base)
Molecular Formula C16H29ClN2O4
Molecular Weight 348.87
Impurity

Useful research chemical for a range of applications.
Osimertinib Impurity

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CAT No. CS-O-57477
CAS No. 2772439-88-8 (Freebase)
Molecular Formula C29H37N7O5S
Molecular Weight 595.71
Therapeutic

Useful research chemical for a range of applications.
Palonosetron Therapeutic

Stock status In Stock
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CAT No. CS-O-06848
CAS No. 1222442-52-5(Freebase)
Molecular Formula C₁₉H₂₂D₃ClN₂O
Molecular Weight 335.89
Impurity

Useful research chemical for a range of applications.
Vortioxetine Impurity

Stock status In Stock
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CAT No. CS-O-49447
CAS No. 1815608-51-5(Freebase)
Molecular Formula C18H23ClN2S
Molecular Weight 334.91
Impurity

Useful research chemical for a range of applications.
Peramine Impurity

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CAT No. CS-B-00354
CAS No. 102482-94-0(freebase)
Molecular Formula C12H17N5O.HNO3
Molecular Weight 310.31
Impurity

Useful research chemical for a range of applications.
Perindopril Impurity

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CAT No. CS-EO-03760
CAS No. 145513-33-3 (Freebase)
Molecular Formula C19H32N2O5 : H2O
Molecular Weight 368.5 : 18.0
Impurity

Useful research chemical for a range of applications.
Perindopril Impurity

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CAT No. CS-EO-03759
CAS No. 685523-06-2 (Freebase)
Molecular Formula C12H20N2O3 : Na
Molecular Weight 240.3 : 23.0
Impurity

Useful research chemical for a range of applications.
Perindopril Impurity

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CAT No. CS-EO-03761
CAS No. 145513-93-5 (Freebase)
Molecular Formula C9H15NO2 : HCl
Molecular Weight 169.2 : 36.5
Impurity

Useful research chemical for a range of applications.
Phenazopyridine Impurity

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CAT No. CS-EO-03762
CAS No. 1168133-05-8 (Freebase)
Molecular Formula C17H15N5 : HCl
Molecular Weight 289.3 : 36.5
Impurity

Useful research chemical for a range of applications.
Phenylephrine Impurity

Stock status In Stock
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CAT No. CS-O-34246
CAS No. 52093-42-2 (free base)
Molecular Formula C₁₁H₁₂F₃NO₄
Molecular Weight 279.21
Impurity

Useful research chemical for a range of applications.
Tenofovir Impurity

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CAT No. CS-O-34668
CAS No. 1607007-18-0 (Freebase)
Molecular Formula C₃₀H₅₆N₁₂O₇P₂
Molecular Weight 758.79
Impurity

Useful research chemical for a range of applications.
Pramipexole Impurity

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CAT No. CS-EO-03773
CAS No. 1246815-83-7 (Freebase)
Molecular Formula C13H23N3S : HCl
Molecular Weight 253.4 : 36.5

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