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Cato Research Chemicals Inc.??? ?? ??? ?????.
?? ?:
Cato Research Chemicals Inc.
??:
020-81960175
???:
3008394369@qq.com
??:
China
URL:
www.cato-chem.com/
? ?? ?:
15374
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?? ????
Benzylpenicillin Potassium EP impurity E
11039-68-2
C16H20N2O5S
Iguratimod Impurity 35
RFizatriptan EP Impurity F
160194-39-8
C13H14N4O
Itraconazole EP Impurity G(Mixture of Enantiomers)
Fosaprepitant Impurity 18
5-?????-2,4-?????-[1,2,4]?????-3-?
252742-72-6
C3H4ClN3O
Hydrocortisone Impurity 18
906337-64-2
C21H30O6
Pioglitazone Impurity 6
144809-28-9
C19H18N2O3S
Lumateperone Impurity 18
1469343-42-7
C24H30FN3O
Vitamin B6 (Pyridoxine) Impurity 43
5-????
524-07-2
C8H9NO4
Melphalan EP Impurity A
4-??(2-???????)???-L-?????
72143-20-5
C13H20N2O4
Tetracaine Impurity 7
10012-47-2
C11H16N2O2
Nicotinamide Impurity 10
???????????????
23111-00-4
C11H15ClN2O5
Flurbiprofen Impurity 41
2-??????????????
535-11-5
C5H9BrO2
Cabozantinib N-oxide
1621681-63-7
C28H24FN3O6
Lansoprazole-d4
?????-D4
934294-22-1
C16H10D4F3N3O2S
Verapamil Impurity 26
2-???-1-????
78-89-7
C3H7ClO
Iopromide EP Impurity A
??????????????
154361-51-0
C15H20I3N3O6
Ilaprazole Impurity 97
Rizatriptan EP Impurity G
1000673-59-5
C13H13ClN4
Ticagrelor Impurity 14
1643378-47-5
C23H29FN6O4S
Morinidazole Impurity N1
1807608-29-2
C11H18N4O5
Cilnidipine Impurity 11
68077-28-1
C12H18O6
Bumetanide Impurtiy 61
94610-14-7
C17H20N2O6S
Fluticasone Impurity 21
397864-40-3
C26H28F2O6S
Ketoconazole Impurity 15
581806-59-9
C12H14N2O2
Vitamin B1 Monophosphate Chloride
???????????????
532-40-1
C12H18ClN4O4PS
Rasagiline Impurtiy 21 HCl
1175018-80-0
C12H15Cl2N
Fosfomycin Impurity 19
28423-96-3
C7H15O4P
Abemaciclib Impurity 2
1528469-78-4
C11H13FN2
Calcium Dobesilate Impurity 19
17724-07-1
C6H6O5S
Axitinib Impurity 36
1639138-00-3
C17H14IN3O2S
Caffeine EP Impurity E
20041-90-1
C7H12N4O
Amikacin Impurity 20
5-Beta-Finasteride
5β-??????
140375-22-0
C23H36N2O2
Levocetirizine Impurity 43
1116338-10-3
C23H29ClN2O3
Tiopronin Impurity 1
21269-37-4
C10H16N2O6S2
Mirabegron Impurity 48
1684452-84-3
C31H32N8O4S3
Tolvaptan Impurity 33
1310357-40-4
C10H12ClNO
Rivastigmine Impurity 25
????
18840-47-6
C9H13NO
Ketoconazole EP Impurity B (and enantiomer)
N-???????-N'-(4-??)?????
1346598-39-7
C38H42Cl2N6O6
Alogliptin Impurity 38
1246610-72-9
C13H11N3O3
Amlodipine Impurity N15
19532-97-9
C12H16N2O4
Rocuronium Impurity 15
10429-07-9
C26H36O4S
Ipragliflozin Impurity 1
2602662-34-8
C21H21FO5S
8-Dehydrocholesterol
70741-38-7
C27H44O
Brimonidine Impurity 16
5-???-6-?????????????
134892-46-9
C9H4BrN3S
Nifedipine Impurity 25
73372-63-1
C16H14N2O6
Cefuroxime Axetil Impurity 9
Ilaprazole Dimer Impurity 39
Bromfenac Impurity 1
2-???-3-(4-??????)??????????
61941-62-6
Pemetrexed EP Impurity A
PeMetrexedEP???A
869791-42-4
C21H23N5O6
Oxymetazoline EP Impurity D
2-(4-tert-??-3-????-2,6-?????)????
55699-12-2
C14H20O3
Ezetimibe Impurity 38
404874-93-7
C20H18FNO4
Linagliptin-13C-d3
1398044-43-3
Baloxavir Impurity 67
2390386-54-4
C16H23N3O4
Tolvaptan Impurity 28
2-??-4-(2-??-??????)-???
317374-08-6
C16H15NO3
Lumateperone Impurity 24
Levofloxacin Impurity 58
Itraconazole EP Impurity C
?????????
74855-91-7
C34H36Cl2N8O4
Olanzapine Impurity 18
138564-61-1
C17H22N4OS
Tigecycline Impurity 7
1268494-40-1
C27H32N4O9
Clonazepam EP Impurity A
2011-66-7
C13H9ClN2O3
p-Acetanisidide
51-66-1
C9H11NO2
Rizatriptan EP Impurity B
Famotidine Impurity 37
503-66-2
C3H6O3
Peramivir Impurity 48
Benzylpenicillin Impurity 21(Mixture of Diastereomers)
???????
13057-98-2
C16H20N2O5S
Dapagliflozin Impurity 10
5-???-2-???-4'-????????
461432-23-5
C15H14BrClO
Rotigotine EP Impurity G HCl
Clofarabine Impurity 1
1839-18-5
C5H4ClN5
Famciclovir Impurity 11
97845-60-8
C14H18ClN5O4
Flurbiprofen Impurity 29
1206101-29-2
C24H16F2
Methylergometrine EP impurity E
2889-26-1
C16H17N3O
Rivaroxaban Impurity113
119835-88-0
C11H11NO4
Bupivacaine Impurity 15
2717331-30-9
C15H21ClN2O
Levofloxacin Impurity 63
Itraconazole EP Impurity B
(1,2,4-????-4-?)??????
854372-77-3
C35H38Cl2N8O4
Methyldopa EP impurity B HCl
L-3-(p-?????)-2-?????
35026-10-9
C11H15NO3
Palbociclib Impurity 76
1941177-45-2
C29H37N7O3
Iopromide EP Impurity F (Mixture of Diastereomers)
154361-54-3
C21H28I3N3O9
Dexmedetomidine Impurity 55
3,4-????
95-64-7
C8H11N
Rosuvastatin Impurity 86
521973-99-9
C13H23ClO4
Sildenafil Impurity 3
4-???-1-??-3-???-5-?????????
139756-02-8
C8H14N4O
Oxymetazoline EP Impurity E
4-tert-??-3-????-2,6-?????????
55699-10-0
C14H19NO
Alectinib Impurity 8
1256585-14-4
C26H28N4O
Morinidazole Impurity 16
87008-47-7
C11H18N4O4
Meloxicam Impurity 7
632-25-7
C7H6O5S
ERizatriptan EP Impurity E
Ilaprazole Impurity 99
Pazopanib
????
444731-52-6
C21H23N7O2S
Lansoprazole Impurity 8
2-?????-3-??-4-(2,2,2-?????????)??????
127337-60-4
C9H10Cl2F3NO
Naproxen EP Impurity I
6-???-2-???????
23981-47-7
C13H12O3
Dipyridamole EP Impurity B
???????(??????)
16908-47-7
C23H40N8O6
Itraconazole EP Impurity D
???????????
89848-49-7
C34H36Cl2N8O4
Hydrochlorothiazide Impurity 9
2089381-36-0
C10H14ClNO6S2
Rizatriptan EP Impurity D
Nicergoline EP Impurity J
(8β)-10-???-1,6-???????-8-???-5-???-3-?????? ????
27848-84-6
C24H26BrN3O3
Berberine Impurity 13
112077-81-3
C20H16NO4+
Ezetimibe Impurity 87
2514695-40-8
C20H18FNO4
Dimethyltetrahydrofolic Acid
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