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Cato Research Chemicals Inc.??? ?? ??? ?????.
?? ?:
Cato Research Chemicals Inc.
??:
020-81960175
???:
3008394369@qq.com
??:
China
URL:
www.cato-chem.com/
? ?? ?:
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?? ????
Alogliptin impurity 40
2749424-28-8
C26H26N6O2
(±E)-±-(Methoxyimino)-2-Furanacetic Acid Ammonium Salt
97148-40-8
C7H10N2O4
(4R)-Pregabalin Amide Lactose Adduct
501665-88-9
C20H35NO11
Dapagliflozin Impurity 111
960494-15-9
C33H57ClO7Si4
(1S,2S,3R,4R,5R)-1-(4-Chloro-3-(4-(((S)-tetrahydrofuran-3-yl)oxy)benzyl)phenyl)hexane-1,2,3,4,5,6-hexaol
2452301-18-5
C23H29ClO8
Vitamin K1 Impurity 61
121917-04-2
C16H14O2
Vitamin K1 Impurity 60
2580987-83-1
Tobramycin Impurity 14
52850-89-2
C6H14N2O3
Metaraminol Impurity 62
3-?????????
53087-13-1
C13H11BrO
Anagrelide Impurity 39
2-????-3-?????
1003-56-1
C6H7NO
Pirfenidone Impurity 6
2640792-41-0
C12H11NO
Silybin A,B (mixture)
???
802918-57-6
C25H22O10
Lysine Impurity 2 Trifluoroacetic acid
Bilastine Impurity 44
1-(2-chloroethoxy)-2-ethoxyethane
1-(2-??????)-2-?????
41771-35-1
C6H13ClO2
Tafluprost Impurity 19
Diquafosol Impurity 15
???5'-????????
10003-94-8
C9H16N2O18P4
Tulobuterol Impurity 12
14185-28-5
C12H18ClNO
Barloxavir impurity 92
2460686-98-8
Tafluprost impurity 23
Lusutrombopag Impurity 13
Lusutrombopag Impurity 12
Calcium Dobesilate Impurity 3
Calcium Dobesilate Impurity 2
Doxorubicin Impurity 7
105612-58-6
C21H14O7
Erdosteine Thioacid Disodium Salt
??????????????
254884-18-9
C8H11NNa2O5S2
VareniclineImpurity18
230615-70-0
C15H12F3N3O
Selexipag Impurity 26
2068134-98-3
C19H19N3
Selexipag Impurity 23
475086-95-4
C20H20N2O2
Tolvaptan Impurity 68
3951-89-1
C10H10BrNO
Tolvaptan Impurity 65
2458812-63-8
Tolvaptan Impurity 64
2657689-28-4
C42H38ClN3O5
11-cis-Retinol
22737-96-8
C20H30O
sodium (R)-2,3-bis(palmitoyloxy)propyl (2,3-dihydroxypropyl) phosphate
1,2-??????-SN-????-3-?????-RAC-????,NA?
200880-41-7
C38H76NaO10P
(S)-Viloxazine Hydrochloride
(S)-???????
56287-61-7
C13H20ClNO3
(S)-3-Methyl-2-(((2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)butanenitrile
66465-22-3
C11H19NO6
17-epi-Dienogest
Dienogest EP Impurity J
64?
24284-84-2
C21H27NO2
Melatonin impurity 7
278783-22-5
C13H15N3O3
(R)-Viloxazine Hydrochloride
(R)-???????
56287-63-9
C13H20ClNO3
Bilastine-d6
2470116-56-2
C28H37N3O3
Perfluoro-4-ethylcyclohexanesulfonic acid, potassium salt
DECAFLUORO-4-(PENTAFLUOROETHYL)CYCLOHEXANESULFONICACID???
335-24-0
C8H2F15KO3S
Oxazepam EP Impurity C
6-???-4-??????-2-????????
5958-05-4
C15H9ClN2O
Opicapone Impurity 02
923288-59-9
C8H9Cl2N3O
Salcaprozate Impurity N1
20073-95-4
C20H24N2O4
N-(p-Toluenesulfonyl)glycine Methyl Ester
2645-02-5
C10H13NO4S
Mogroside IIA2
??????IIA2
88901-45-5
C42H72O14
2,5-Dichloro-4,6-dimethylnicotinonitrile
2,5-????-4,6-??????????
91591-63-8
C8H6Cl2N2
2,4-Dinitro-1H-imidazole
2,4-????-3H-????
5213-49-0
C3H2N4O4
Methyl 3-oxocyclobutanecarboxylate
??3-?????????????
695-95-4
C6H8O3
Dipropyl 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate
?????????????
77888-05-2
C21H26N2O6
Ketoprofen Impurity 38
2-???-2-???????????
24131-07-5
C12H13NO2
Grayanotoxin III
???????III
4678-45-9
C20H34O6
Epirengynic acid
???
517883-38-4
C8H14O4
3,4-Dihydroxy-5-Nitrobenzoic Acid
3,4-?????-5-??????
84211-30-3
C7H5NO6
Edoxaban Impurity N1
758685-72-2
C8H10N2O2S
Drospirenone Impurity N2
82543-16-6
C21H30O3
Drospirenone Impurity N1
82543-15-5
C20H28O3
Dithranol EP impurity C
1,8,1',8'-???????????
31991-54-5
C28H18O6
Desmethoxy Gatifloxacin Trifluoroacetic Acid Salt
93107-32-5
C18H20FN3O3
Delta-9,11-methylprednisolone Acetate
93239-37-3
C24H30O5
7-Hydroxy-8-((2-methoxyphenyl)diazenyl)-N,N,N-trimethylnaphthalen-2-aminium chloride
?????76?
68391-30-0
C20H22ClN3O2
6alpha,9alpha-Difluoroprednisolone 17-Acetate
6α,9α-???????????17-?????
23674-85-3
C23H28F2O6
4,4,5,5,6,6,7,7,7-Nonafluoroheptanoic Acid
2H,2H,3H,3H-????????
80705-13-1
C7H5F9O2
3-Amino-5-methylpyridine
3430-19-1
C6H8N2
3,4,5-Tricaffeoylquinic acid
86632-03-3
C34H30O15
3,3,4,4,5,5,6,6,7,7,8,8,9,10,10,10-Hexadecafluoro-9-(trifluoromethyl)decan-1-ol
31200-98-3
C11H5F19O
3-(2-Methoxyphenoxy)propylamine
3-(2-??????)???-1-??
3245-88-3
C10H15NO2
2-Chloro-5-methylpyridine 1-oxide
???,2-???-5-??-,1-????
20173-49-3
C6H6ClNO
Bilastine Impurity 22
202189-77-3
C32H44N4O2
Dantrolene sodium hydrate
24868-20-0
C14H13N4NaO6
Chlorocriptine
??????
68944-88-7
C32H40ClN5O5
Cheilanthifoline
483-44-3
C19H19NO4
bis(2-ethylhexyl) cyclohexane-1,4-dicarboxylate
??(2-????) ??????-1,4-?????????
84731-70-4
C24H44O4
Alogliptin Related Compound 13
????????B
865758-98-1
C17H19N5O2
Acetyl tetrapeptide-9(Dermican LS 9837)
??????????-9
928006-50-2
C22H33N7O9
3-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-7,9-dihydro-1H-purine-2,6,8(3H)-trione
???????
2124-54-1
C10H12N4O7
Tolvaptan Impurity N1
2-??-4-???????????
30459-70-2
C8H6ClNO3
Tetrachloro Biphenol S
30609-79-1
C12H6Cl4O4S
Rizatriptan EP Impurity C
???????
208941-96-2
C15H19N5
rac Viloxazine Hydrochloride
35604-67-2
C13H20ClNO3
Betamethasone impurity 01
910-99-6
C24H30O5
4-Amino-3-methylpyridine
1990-90-5
C6H8N2
3,7,11,15-Tetramethylhexadec-2-en-1-ol
7541-49-3
C20H40O
Propargyl Chloride
?????????
624-65-7
C3H3Cl
574-93-6 V5PUF4VLGY 29H, 31H-Phthalocyanine CI 74100 Phthalocyanine Pigment blue 16 29H,31H-Phthalocyanine CI Pigment Blue 16 5,28:14,19-Diimino-7,12:26,21-dinitrilotetrabenzo(c,h,m,r)(1,6,11,
29H,31H-???????
574-93-6
C32H18N8
6P9E788VZZ 5421-46-5 Acetic acid, mercapto-, monoammonium salt Ammonium mercaptoacetate Ammonium thioglycolate Mercaptoacetic acid, monoammonium salt Acetic acid, 2-mercapto-, ammonium salt (1:1
?????????
5421-46-5
C2H7NO2S
Tioxolone
6-????-1,3-?????-2-?
4991-65-5
C7H4O3S
VYL51769RX 3806-34-6 Distearyl pentaerythritol diphosphite O,O'-Dioctadecylpentaerythritol bis(phosphite) 2,4,8,10-Tetraoxa-3,9-diphosphaspiro(5.5)undecane, 3,9-bis(octadecyloxy)- EINECS 223-276-
???? ??????????(???? ?????)
3806-34-6
C41H82O6P2
2,6-Dichlorobenzoxazole
2,6-????????
3621-82-7
C7H3Cl2NO
Acrylic Acid-13C3
????(13C3)
202326-54-3
C3H4O2
Glucosamine sulfate
?????????
29031-19-4
C6H15NO9S
Doxycycline EP Impurity B(HCl)
3963-95-9
C22H23ClN2O8
Nicorandil Impurity 16 Nitrate
4665-58-1
C2H7N3O6
Esmolol Impurity 70
6452-58-0
C6H13NO
Tandospirone N-Oxide Impurity 12
Amphotericin B Impurity 7
Hydroxychloroquine Impurity 54
????????
880-09-1
C11H22N2
(E)-Cilnidipine Impurity 15
(R)-2,3-Dihydro-1H-inden-1-amine hydrochloride
(R)-2,3-????-1H-??-1-?????
10305-73-4
C9H12ClN
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