Cato Research Chemicals Inc.??? ?? ??? ?????.

?? ?:Cato Research Chemicals Inc.

??:020-81960175

???:3001970523@qq.com

??:China

? ?? ?:17980

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Avibactam Impurity 32(2R,5S)		2306254-34-0）	C15H22N2O3
Revefenacin Impurity 12 Formate
Doxorubicin Impurity 16	7,8-?????-9,10-???????????(????????)		C19H12O7
Paclitaxel EP Impurity L	?????,7-(P)	92950-39-5	C49H53NO15
Paclitaxel EP Impurity J
Neomycin EP Impurity G		54631-94-6	C25H48N6O14
Silodosin Impurity 1		175870-21-0	C25H30F3N3O4
Prednisone EP Impurity J		78261-67-3	C20H24O5
Silodosin Impurity 9		885340-13-6	C25H30F3N3O3
Iohexol EP Impurity A	5-(??????)-N,N'-??(2,3-????????)-2,4,6-????-1,3-??????????	31127-80-7	C16H20I3N3O7
Acetylcysteine Impurity 21		3183-08-2	C6H12N2O4S
Gabapentin Impurity 9		4355-11-7	C10H16O4
Iodixanol Impurity 19		134768-69-7	C13H14I3N3O5
Lidocaine-d6 HCl			C14H22N2O
Cefathiamidine Impurity 3		1417570-09-2	C17H26N4O4S2
Voriconazole EP Impurity E (1R)-Isomer		35963-20-3	C10H16O4S
Oxytocin		50-56-6	C43H66N12O12S2
Guaiazulene Impurity 1		489-86-1	C15H26O
Procaterol Impurity 4		63235-39-2	C16H20N2O3
Peramivir Impurity 70		1988779-15-2	C20H36N2O6
Triclosan Impurity 5	1,3,7-?????????	67028-17-5	C12H5Cl3O2
Teprenone Impurity 6	????	70851-60-4	C20H36O
Carteolol HCl EP Impurity C	5-(2,3-???????)-3,4-??????????	51781-14-7	C12H13NO3
Atracurium EP Impurity O		119403-01-9	C32H44NO8+
2,8-Dichlorodibenzofuran	2,8-?????????	5409-83-6	C12H6Cl2O
Avibactam Impurity 32(2R,5S)
Zolmitriptan Impurity 22		139264-24-7	C16H21N3O2
Ionone Impurity 5		66939-98-8	C33H38ClP
Pranoprofen Impurity 19
2,3,7,8-Tetrachlorodibenzofuran	2,3,7,8-???????????	51207-31-9	C12H4Cl4O
2-Carboxy-5-methylpyrazine 1,4-dioxide		2734844-49-4	C6H6N2O4
Lovastatin EP Impurity C	?????????	109273-98-5	C24H34O4
Simvastatin Methyl Ester	?????????????????	145576-26-7	C26H42O6
Goserelin-d7 Tris-Trifluoroacetate
L-Erythrose (~0.1 M solution in water)		533-49-3	C4H8O4
Cholic Acid Impurity 35 (3,7,22-Trihydroxyl-Cholanic Acid)		108266-90-6	C24H40O5
Cilnidipine Impurity 6		146845-34-3	C27H26N2O7
Gatifloxacin Impurity 19		1798008-43-1	C19H22FN3O5
Rubber Oligomer 3		2512216-71-4	C21H40
N-Nitroso Naloxone EP impurity A
Promethazine Impurity 9 HCl	N,N,α-TriMethyl-10H-phenothiazine-10-ethanaMineN-????	81480-39-9	C17H20N2OS
Tenofovir Disoproxil Impurity 35	9H-??-9-???,6-aMino-a-??-,(S)-	14047-27-9	C8H11N5O
Azilsartan Impurity 13		2382294-55-3	C5H6Cl2O3
Pomalidomide Impurity 31	4-???????	610-27-5	C8H5NO6
Tolvaptan Impurity 59		1580889-24-2	C26H23ClN2O3
Betahistine Impurity 13 HCl		13585-92-7	C8H12N2O
Lornoxicam Impurity 12		2469039-23-2	C14H12ClN3O4S2
Lornoxicam Impurity 13		2322849-92-1	C8H6ClNO5S2
Amoxicillin EP Impurity E-1
Tenofovir disoproxil Impurity 80	2-(6-?????-9-?)???	707-99-3	C7H9N5O
Nortriptyline-d3 HCl		203784-52-5	C19H22ClN
Alectinib	????	1256580-46-7	C30H34N4O2
Propofol EP Impurity P		2095678-97-8	C16H24O3
Nicorandil Impurity 43		1570-45-2	C8H9NO2
Sepiapterin Impurity 6		2387-48-6	C4H5N5O2
Azilsartan Impurity 81	2-????-3-??????????	16533-45-2	C10H9NO6
1-(2-Chloroethyl) Aziridine	N-(2-?????)????	694-03-1	C4H8ClN
Fmoc-Arg(Pbf)-Arg(Pbf)-OH		1589085-71-1	C53H68N8O11S2
T4-Formic acid N-methylamide		2088032-78-2	C14H9I4NO3
Dexpanthenol Impurity 13	3,3-BIS(N,N-?????)	505-47-5	C6H11NO4
Glipizide EP Impurity F	[2-[4-(??????)??]??]???????????	192118-08-4	C11H16N2O4S
Tenofovir Alafenamide Impurity 50		1878175-77-9	C17H23N10O4P
Lamivudine EP Impurity A(2R,5S)Monomer		173829-09-9	C8H9N3O4S
Tenofovir disoproxil Impurity 98	P-[[(1S)-2-(6-???-9H-??-9-?)-1-?????]??]-????????????	1255525-18-8	C11H18N5O4P
Fosfomycin Impurity 66		13086-84-5	C8H19O3P
Lenvatinib Impurity 130	3-???-4-?????	16026-77-0	C6H6ClNO
Axitinib Impurity N8		1443118-73-7	C22H20N4OS
Ticagrelor Impurity 90		2417326-48-6	C23H28F2N6O5S
Upadacitinib Impurity 34		2304514-69-8	C16H20BrNO3
N-Nitroso Rifabutin
Loxoprofen Impurity 31	rac???-????????	371753-19-4	C15H20O3
Fluoxetine-d5 HCl	?????-D5???	1173020-43-3	C17H19ClF3NO
Haloperidol EP Impurity A	?????????(HaloperidolImpurityB)	3109-12-4	C21H24FNO2
Tenofovir Impurity 37		161760-03-8	C10H15O6PS
Tenofovir disoproxil Impurity 92		16606-55-6	C4H6O3
Metronidazole Impurity 14	4-(N-??-N-????)???????	73829-38-6	C12H14N4O2
Moxifloxacin Impurity 38		139693-52-0	C18H16BF2NO8
Tenofovir Impurity 51	1-(?????????????)-4-????	60682-95-3	C12H19O5PS
Ixazomib Impurity 18			C11H11Cl2NO3
Lumefantrine Impurity 1		1331642-68-2	C30H32Cl3NO
Lithium Claviate		61177-44-4	C8H10LiNO5
Rosuvastatin Impurity 207
Vonoprazan Impurity 154		5402-20-0	C5H5NO3S
Milnacipran Impurity 13		19532-98-0	C10H12N2O2
Tenofovir Impurity 59	???[(2-??????)??]??????	116384-56-6	C7H16ClO4P
Clevidipine butyrate Impurity 15		1801167-49-6	C15H14Cl2O3
Adefovir Impurity 24	????????	762-04-9	C4H11O3P
Tenofovir disoproxil Impurity 57		513-02-0	C9H21O4P
Anastrozole Impurity 15		2469244-33-3	C17H22N4O3
Rosuvastatin Impurity 152
1,2-Cyclopentanedione		3008-40-0	C5H6O2
Ampicillin Impurity 59
Losartan Impurity 18	2-BUTYL-5-???-1H-????	158365-99-2	C7H11ClN2
Tenofovir disoproxil Impurity 94	(S)-1,2-??????????	51260-39-0	C4H6O3
Pitolisant impurity 16
(2R,3S,4S,5S)-5-(Acetoxymethyl)tetrahydrofuran-2,3,4-triyl triacetate		144490-03-9	C13H18O9
Vonoprazan Fumarate Impurity 58		2054536-04-6	C17H14FN3O3S
Tibolone		5630-53-5	C21H28O2
10,11-Dihydro-10-Hydroxy Carbamazepine-d4		1188265-49-7	C15H14N2O2
Oxcarbazepine Impurity 20	????	260-94-6	C13H9N

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Cato Research Chemicals Inc.??? ?? ??? ?????.

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