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Cato Research Chemicals Inc.??? ?? ??? ?????.
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Cato Research Chemicals Inc.
??:
020-81960175
???:
3008394369@qq.com
??:
China
URL:
www.cato-chem.com/
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?? ????
Methyl 4-(Chloromethyl)benzoate
34040-64-7
C9H9ClO2
Thiocolchicoside EP Impurity E
N-?????-N-?????????
219547-29-2
C26H31NO10S
Tenofovir Alafenamide Fumarate
GS-7340(?????)
379270-38-9
C25H33N6O9P
371-42-6 4-FLUOROBENZENE-1-THIOL 4-FLUOROTHIOPHENOL 4-MERCAPTOFLUOROBENZENE 4-fluorobenzenethiol AS04129 P-FLUOROPHENYL MERCAPTAN P-FLUOROTHIOPHENOL
371-42-6
C6H5FS
Prednisolone Impurity 5
2141-22-2
C22H28O6
Tetraphenylethylene
????????
632-51-9
C26H20
Teprenone Impurity 3
3796-69-8
C18H30O
2-Heptyl Chloroformate
290819-03-3
C8H15ClO2
223646-24-0 293W9556ML 3-(4,5-Dihydro-3-isoxazolyl)-2-methyl-4-(methylsulfonyl)benzoic acid UNII-293W9556ML Benzoic acid, 3-(4,5-dihydro-3-isoxazolyl)-2-methyl-4-(methylsulfonyl)-
223646-24-0
C12H13NO5S
V23UK0CYXL 71418-44-5 Monobromobimane 1H,7H-Pyrazolo(1,2-a)pyrazole-1,7-dione, 3-(bromomethyl)-2,5,6-trimethyl- Bromobimane MBBR Thiolyte MB 3-(Bromomethyl)-2,5,6-trimethyl-1H,7H-pyrazolo(1,2-a
71418-44-5
C10H11BrN2O2
quinoxaline
????
91-19-0
C8H6N2
Fucoxanthin
????
3351-86-8
C42H58O6
Viloxazine
????
46817-91-8
C13H19NO3
Topiramate Impurity 1
2,3-??????????????
851957-35-2
C9H17NO8S
2-(Hydroxymethyl)-2-Nitrosopropane-1,3-Diol
1262147-73-8
C4H9NO4
N-Nitroso-D,L-pipecolic Acid
4515-18-8
C6H10N2O3
4'-O-2,6-Dideoxy-3-O-methyl-alpha-L-arabino-hexopyranosyl Selamectin
301849-46-7
C50H75NO14
1-Benzyl-4-methylpiperidin-3-one hydrochloride
1-??-4-??-????-3-????
1303968-15-1
C13H18ClNO
TRIBUTYLTIN BENZOATE
4342-36-3
C19H32O2Sn
2,4,5-trifluorobenzoyl chloride 2,4,5-tris(fluoranyl)benzoyl chloride 88419-56-1 A842578
2,4,5-?????????????
88419-56-1
C7H2ClF3O
1,2,4-Trifluorobenzene
1,2,4-????????
367-23-7
C6H3F3
Tolycaine
????
3686-58-6
C15H22N2O3
367-51-1 D94M78P69V Mercaptoacetic acid, sodium salt Sodium thioglycolate Acetic acid, mercapto-, monosodium salt Sodium mercaptoacetate Thioglycolic acid, sodium salt Acetic acid, 2-mercapto-,
?????? ???
367-51-1
C2H5NaO2S
5-(4'-methyl-[1,1'-biphenyl]-2-yl)-2-nitroso-2H-tetrazole
trans-3-(2-Chloro-3,3,3-trifluoro-1-propenyl)-2,2-dimethyl cyclopropanecarboxylic Acid
72748-68-6
C9H10ClF3O2
Cotinine glucuronide
139427-57-9
C16H20N2O7
2-Methylbenzyl Alcohol
89-95-2
C8H10O
4-Methylbenzyl Alcohol
4-???? ???
589-18-4
C8H10O
Prednylidene
??????
599-33-7
C22H28O5
Prednisolone EP Impurity A Hydrochloride
393782-60-0
Propyne
?? ????
74-99-7
C3H4
35054-52-5 Calcium nitrate hydrate, 99.997% (metals basis) MFCD00149603
35054-52-5
CaH2N2O7
510758-28-8 TBTA Tris-(Benzyltriazolylmethyl)amine Tris[(1-benzyl-1H-1,2,3-triazol-4-yl)methyl]amine
510758-28-8
C30H30N10
Diphenyl phosphoryl azide (DPPA)
??????????
26386-88-9
C12H10N3O3P
Dibenzyl ((R)-6-oxo-6-(((S)-1-phenylpropan-2-yl)amino)hexane-1,5-diyl)dicarbamate
5002-57-3
C31H37N3O5
Tribuloside
22153-44-2
C30H26O13
2H-Naphtho[1,2-b]pyran-6-ol, 2,5-dimethyl-2-[(3E,7E)-4,8,12-trimethyl-3,7,11-tridecatrienyl]- (9CI)
65941-19-7
C31H40O2
2,2-Dimethylpropionic Acid
2,2-????????
75-98-9
C5H10O2
1,3-Di-tert-butyl-1,1,3,3-tetramethyldisiloxane
67875-55-2
C12H30OSi2
Sempervirine
549-92-8
C19H13N3O3
Testolactone CIII (125 mg)
?????
968-93-4
C19H24O3
66455-29-6 Empigen BB Betaines, C12-14-alkyldimethyl EINECS 266-368-1
N-???-N,N-??????
66455-29-6
C16H33NO2
99A04ICQ3J 7783-85-9 Ferrous ammonium sulfate hexahydrate Ammonium iron(II) sulfate, hexahydrate (2:1:2:6) Sulfuric acid, ammonium iron(2+) salt (2:2:1), hexahydrate Ammonium ferrous sulfate hexa
???(II) ??? ?????
7783-85-9
FeH7NO5S
rac-Sitagliptin Acetate
2137530-88-0
C18H19F6N5O3
WITHANOLIDE D
????D(P)
30655-48-2
C28H38O6
Triclosan Impurity 4
546127-65-5
C12H7Cl3O3
Varenicline Dioxo Impurity
357424-07-8
C13H13N3O2
N-methyl-N-(4-nitrosophenyl)nitrous amide
N-??-N,4-????????
99-80-9
C7H7N3O2
(2R,3S,5R)-5-(2,6-Diamino-9H-purin-9-yl)-2-(hydroxymethyl)tetrahydrofuran-3-ol
4546-70-7
C10H14N6O3
5-Chloro-N,3-dimethyl-2-(methylsulfonamido)benzamide
2831004-03-4
C10H13ClN2O3S
N,N-bis(3-(dimethylamino)propyl)nitrous amide
Pyrantel EP Impurity B
(E)-N-(3-????????)-2-?????????
36700-39-7
C11H16N2OS
Hypromellose Acetate Succinate
????????????????????/?????
71138-97-1
C10H22O9
Aerugidiol
116425-35-5
C15H22O3
Erythromycin Impurity 13
58781-38-7
C38H63NO13
2,6-Dibromoaniline
608-30-0
C6H5Br2N
1H-Pyrrolo[2,3-b]pyridine-5-carboxylic acid
1H-???[2,3-B]???-5-?????
754214-42-1
C8H6N2O2
Prednisolone 21-Ethylcarbonate
2205-88-1
C24H32O7
3195-24-2 A821073 trisodium zinc 2-[bis[2-[bis(2-oxidanidyl-2-oxidanylidene-ethyl)amino]ethyl]amino]ethanoate trisodium zinc 2-[bis[2-[bis(carboxylatomethyl)amino]ethyl]amino]acetate
3195-24-2
C13H20O4
Vildagliptin Impurity
Nitrosomethylpropylamine
??N-????????
924-46-9
C4H10N2O
Resazurin sodium
62758-13-8
C12H8NNaO4
Triisodecyl Phosphite (mixture of isomers)
?????????
25448-25-3
C30H63O3P
4,5Alpha-Epoxy Eplerenone
209253-73-6
C24H30O7
Topiroxostat Impurity 33
4-?????????,????
89830-71-7
C6H8N4
Prednisolone Metasulfobenzoate Sodium Salt
??????21-(3-???-???????)
630-67-1
C28H32O9S.Na
Heptyl Chloroformate
33758-34-8
C8H15ClO2
E11IV49HVI 4466-14-2 Jasmolin I Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methyl-1-propenyl)-, 2-methyl-4-oxo-3-(2-pentenyl)-2-cyclopenten-1-yl ester, (1R-(1alpha(S*(Z)),3beta))- Cyclopropane
4466-14-2
C21H30O3
3,6-Dimethyl-1,4-dioxane-2,5-dione
DL-???
95-96-5
C6H8O4
2-Propen-1-one-d4 33984-05-3 Acrolein-d4DISCONTINUED Acrylaldehyde-d4 Acrylic Aldehyde-d4 Allyl Aldehyde-d4 Aqualin-d4 Magnacide B-d4 Magnacide H-d4 NSC 8819-d4 Prop-2-en-1-al-d4 Propenal-d
?????-D4
33984-05-3
C3H4O
Pyrano[3,2-c][2]benzopyran,benzoic acid deriv.
82958-44-9
C21H20O13
2-(Methylthio)imidazolinium Iodide 2-Methylmercapto-4,5-dihydroimidazole Hydroiodide 2-Methylsulfanyl-4,5-dihydro-1H-imidazole hydrogen iodide 2-Methylthio-2-imidazoline Monohydroiodide 2-Methylth
2-????-2-?????????
5464-11-9
C4H9IN2S
3-Nitro-4-fluorobenzoic acid 4-FLUORO-3-NITROBENZOIC ACID 453-71-4 ART-CHEM-BB ACB001029 AS00991 BUTTPARK 32\01-78 RARECHEM AL BO 0969 TIMTEC-BB SBB008336
4-????-3-??????
453-71-4
C7H4FNO4
P74L430293 927-74-2 3-Butyn-1-ol But-3-yn-1-ol 4-01-00-02219 (Beilstein Handbook Reference) AI3-25453 BRN 0773710 3-Butyne-1-ol 1-Butyn-4-ol 3-Butynol 3-Butynyl alcohol EINECS 213-161-9 4-
??????
927-74-2
C4H6O
63148-62-9 Baysilon Polydimethylsiloxanes Silicone L-45 Siloxanes and Silicones, di-Me Slyterm XLT DC 35A DC 35B DC 360 Dimethylpolysiloxane hydrolyzate HSDB 6775 KO 08 alpha-Methyl-omega-
?????????
63148-62-9
C6H18OSi2
Sodium (7-methyl-2-oxoindoline-3,3-diyl)bis(4,1-phenylene) bis(sulfate)
54935-04-5
C21H17NO9S2.2Na
Bifendate Dicarboxylic Acid
105868-34-6
C18H14O10
87827-55-2 Alismol 1-Azulenol, 1,2,3,3a,4,5,6,8a-octahydro-1-methyl-4-methylene-7-(1-methylethyl)-, (1R-(1alpha,3abeta,8abeta))-
????
87827-55-2
C15H24O
577-64-0 Asterric acid Benzoic acid, 2-(2-carboxy-3-hydroxy-5-methylphenoxy)-5-hydroxy-3-methoxy-, 1-methyl ester
?????
577-64-0
C17H16O8
93752-78-4 Avenacein Y 4H,6H-Benzo(1,2-b:4,5-c')dipyran-8-carboxylic acid, 5-hydroxy-9-methoxy-2-methyl-4,6-dioxo-
?????Y
93752-78-4
C15H10O8
905V50H511 80143-57-3 Glutamine 2-N-15 2-15N-Glutamine L-(2-15N)Glutamine UNII-905V50H511
L-????(ALPHA-15N)
80143-57-3
C5H10N2O3
(R)-N-(1-phenylpropan-2-yl)-N-(prop-2-yn-1-yl)nitrous amide
4-Fluorobenzotrichloride
4-?????????????
402-42-6
C7H4Cl3F
Saikosaponin H
91990-63-5
C48H78O17
2338-05-8 Ferric citrate [USAN] Ferric citrate 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, iron salt (1:) 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, iron salt CCRIS 6843 Citric acid, iron sa
??? ?
2338-05-8
C6H8FeO7
N-methyl-N-nitrosopropane-1,3-diamine
Ammonium Carbamate
???? ???
1111-78-0
CH6N2O2
Prednisolone Caproate
69164-69-8
C27H38O6
Prednisolone 17-β hydroxyacid
95671-46-8
C20H26O5
2-[(4-Azido-2-nitrophenyl)amino]ethanesulfonic Acid Monosodium Salt Dihydrate 352000-05-6 N-(4-Azido-2-nitrophenyl)-2-aminoethylsulfonate, Sodium Salt, Dihydrate NAP-TAURINE
N-(4-???-2-?????)-2-?????????,????,????
352000-05-6
C8H12N5NaO7S
2,3-Oxiranedimethanol
???-2,3-????
4440-87-3
C4H8O3
Taxinine
3835-52-7
C35H42O9
Propoctamine
?????
3687-16-9
C20H45N3
Pregabalin Lactose conjugate-2DISCONTINUED, offer P217850
466678-45-5
C20H35NO11
53043-28-0 Austadiol 6H-2-Benzopyran-5-carboxaldehyde, 7,8-dihydro-7,8-dihydroxy-3,7-dimethyl-6-oxo-, (7R-trans)- (7R,8S)-7,8-Dihydro-7,8-dihydroxy-3,7-dimethyl-6-oxo-6H-2-benzopyran-5-carbaldehyde
??????
53043-28-0
C12H12O5
N-ethyl-1-(pyridin-4-yl)methanimine
54433-74-8
C8H10N2
Verrucarol
????
2198-92-7
C15H22O4
Tolterodine Impurity N3 HCl
124936-83-0
C22H32ClNO
Pregabalin Diacid Impurity
2-???????
5702-99-8
C8H14O4
1-(2-Ethoxyphenoxy)-2,3-epoxypropane 2-(2-Ethoxyphenoxymethyl)oxirane 2-Ethoxyphenyl Glycidyl Ether 2-[(2-Ethoxyphenoxy)methyl]oxirane 5296-35-5
2-[(2-??????)??]???
5296-35-5
C11H14O3
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