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J & K SCIENTIFIC LTD.??? ?? ??? ?????.

?? ?:J & K SCIENTIFIC LTD.
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???:jkinfo@jkchemical.com
??:China
URL: www.jkchemical.com
? ?? ?:96815

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(-)-Pyrenophorol(-)-?????22248-41-5C16H24O6
3-Oxo-4-aza-androst-1,5-diene-17-carboxylic Acid3-??-4-??-?????-1,5-??-17-?????1180488-92-9C19H25NO3
DMABA NHS Ester58068-85-2C13H14N2O4
1-Methoxycycloheptatriene1,3,5-????????,1-???-1728-32-1C8H10O
Carbuterol HeMisulfate Salt?????????????34866-46-1C13H22ClN3O3
Lysinoalanine Dihydrochloride4418-81-9C9H19N3O4.2ClH
N-Boc-Sitagliptin?????N-Boc???486460-23-5C21H23F6N5O3
2-(4-Nitrobenzoyl)pyridine2-(4-??????)???27693-38-5C12H8N2O3
N-[(1S,2R)-1-[[[(1R)-1-[(3aS,4S,6S,7aR)-Hexahydro-3a,5,5-triMethyl-4,6-Methano-1,3,2-benzodioxaborol-2-yl]-3-Methylbutyl]aMino]carbonyl]-2-hydroxypropyl]-6-phenyl-2-pyridinecarboxaMide847494-64-8C31H42BN3O5
L-AMoxicillinL-?????26889-93-0C16H19N3O5S
Paliperidone N-Oxide?????N-????761460-08-6C23H27FN4O4
2-Chloro-4-(5-chlorovaleryl)pyridine898785-09-6C10H11Cl2NO
N-(2-AMinophenyl)-4-[[[(4S)-4,5-dihydro-4-phenyl-2-thiazolyl]aMino]Methyl]-benzaMide1448350-50-2C23H22N4OS
Azadirachtin11141-17-6C35H44O16
Eupatorin 5-Methyl Ether21764-09-0C19H18O7
4-(AMinoMethyl)-6,7-diMethoxycouMarin849042-47-3C12H13NO4
2-[2-Chloro-5-(trifluoroMethyl)pyridin-4-ylaMino]-N-MethylbenzaMide2-[2-???-5-(????????)???-4-????]-N-??????1061358-71-1C14H11ClF3N3O
trans-2-ButenaMide625-37-6C4H7NO
Neo SpiraMycin I????????I70253-62-2C36H62N2O11
(αR)-N-(1-Cyclopentylethylidene)-α-MethylbenzeneMethanaMine1312949-69-1C15H23N
Isocytidine?????489-59-8C9H13N3O5
3-Ethynyl-4-Methylpyridine30413-62-8C8H7N
6-Cyano-2,2-diMethyl-2H-benzo-[b]-pyran2,2-???-2H-??-6-??????33143-29-2C12H11NO
11β-Hydroxy-16α-Methyl-6-Methylene-17,20:20,21-bis(Methylenedioxy)-pregn-4-en-3-one106712-27-0C25H34O6
L-Norcarnitine-d6???????????4747-99-3C16H17NO4
2-[[(3aR,4S,6R,6aS)-6-AMinotetrahydro-2,2-diMethyl-4H-cyclopenta-1,3-dioxol-4-yl]oxy]ethanol1-??????????274693-55-9C10H19NO4
Quinaprilat-d5??????-D51279034-23-9C23H26N2O5
rac-Nicotine-d369980-24-1C10H11D3N2
Thyroxine 4'-O-β-D-Glucuronide??????????21462-56-6C21H19I4NO10
N-DeMethyl RifaMpin13292-45-0C42H56N4O12
1-Linoleoyl-2-oleoyl-rac-glycerol3-?????-2-????-SN-????2632-59-9C39H70O5
4,5-DiMethoxy-2-MethylbenzeneethanaMine Hydrochloride4,5-????-2-??????????55752-05-1C11H18ClNO2
2-Naphthyl caprylate, 98%2-?????????10251-17-9C18H22O2
5-Deoxy-L-arabinonic Acid γ-Lactone-d3L-5-???-?????-1,4-??76647-70-6C5H8O4
2-(4-Butylbenzoyl)oxazole2-(4-?????)???898760-09-3C14H15NO2
5-Azido-6-(tert-butyldiMethylsilyl)-2,3-O-isopropylidene L-Gulono-1,4-lactone5-???-6-(tert-???????)-2,3-O-???????L-???-1,4-??118464-49-6C15H27N3O6Si
Moperone???1050-79-9C22H26FNO2
4-DesMethoxy-4-nitro OMeprazolerac4-?????-4-????????317807-10-6C16H16N4O4S
1,2-Dihydro PrednicarbatePREDNICARBATE?????A(20MG)(1,2-DIHYDROPREDNICARBATE)671225-26-6C27H38O8
4-Hydroxy-3,3-diMethyl-1-piperidinecarboxylic Acid 1,1-DiMethylethyl Ester1-?????????,4-HYDROXY-3,3-DIMETHYL-,1,1-DIMETHYLEETHYLESTER143306-65-4C12H23NO3
DideMethyl Mifepristone???????????104004-92-4C27H31NO2
Octyl 2-(AcetylaMino)-2-deoxy-147126-58-7C16H31NO6
1-Hydroxy Ibuprofen (Ibuprofen IMpurity L) (Mixture of DiastereoMers)53949-53-4C13H18O3
4-[6-Chloro-2-(2-(pyridin-2-yl)ethoxy)pyriMidin-4-yl]Morpholine544693-01-8C15H17ClN4O2
(3S)-3,4-Dihydroxybutanoic Acid Ethyl Ester108585-47-3C6H12O4
TripelennaMine Hydrochloride154-69-8C16H22ClN3
N-(4-Fluorobenzoyl)-5-aMino-1H-indoleN-(4-???????)-5-a??-1H-??182564-41-6C15H11FN2O
N-Benzoyl-O,α-diMethyl-D-tyrosine Methyl EsterN-???-O,a-???-D-?????????172168-14-8C19H21NO4
rac FMoc-trifluoroMethylalanineracFmoc-???????????1219349-78-6C18H14F3NO4
ResMethrin?????10453-86-8C22H26O3
N-2-Chlorobenz-[b,f][1,4]oxazepine-11-yl AMoxapineN-2-?????-[b,f][1,4]????-11-?????1216608-66-0C30H22Cl2N4O2
Deoxybenzoin OxiMe26306-06-9C14H13NO
(2S)-Tetrahydro-2-furanMethanaMine Hydrochloride21801-94-5C5H12ClNO
ethyl 5-[2-[8-(1,4-dioxa-8-azaspiro[4.5]decyl)Methyl]phenyl]-5-oxovalerate898781-26-5C21H29NO5
5-Methoxy-2-pyridone61941-79-5C6H7NO2
E-1-Methylthio-1-propene??(E)-1-????????42848-06-6C4H8S
2,5-diMethyl-3'-thioMorpholinoMethyl benzophenone898763-16-1C20H23NOS
11-Keto Fusidic Acid11-????????16711-91-4C31H46O6
2-[(2-Carboxyphenyl)aMino]-3-Methoxybenzoic Acid2-(2-????-?????)-3-???-???88377-32-6C15H13NO5
1-Methyl-2-pyrrolidinone 4-Methylbenzenesulfonate Salt1-??-2-?????4-????????918659-71-9C12H17NO4S
N,N'-Bis(2-Mercaptobenzoyl)hydrazideN,N'-??(2-???????)?????292615-41-9C14H12N2O2S2
3-Acetoxy-2',5'-dichlorobenzophenone3-ACETOXY-2',5'-????????890100-28-4C15H10Cl2O3
Acetoxyvalerenic Acid84638-55-1C17H24O4
Ethyl 3-nitro-4-[1-(2-hydroxyethyl)-piperazin-1-yl]benzoate942474-38-6C15H21N3O5
JWH 3871366067-59-5C24H22BrNO
2-AMino-5-tert-butyl-1,3,4-thiadiazole2-???-5-TERT-??-1,3,4-?????39222-73-6C6H11N3S
Carvedilol-d3?????-d31020719-25-8C24H25N2O4
3-(3-broMophenyl)-2-chloro-1-propene3-(3-?????)-2-??????-1-?485320-29-4C9H8BrCl
Olopatadine Methanol????????113835-76-0C21H25NO2
β-D-Glucopyranuronic Acid Methyl Ester 2,3,4-Triacetate 1-(4-Nitrophenyl Carbonate)β-D-??????????????2,3,4-???????1-(4-??????????)228412-71-3C20H21NO14
4-Chloro-2-Methylquinazoline4-???-2-??????6484-24-8C9H7ClN2
N-Trityl OlMesartan Ethyl EsterN-??????????????172875-59-1C45H44N6O3
1,3-Bis[(1-Methylethyl)aMino]-2-propanol Dihydrochloride1,3-??[(1-????)a??]-2-????????73313-36-7C9H23ClN2O
Lisinopril Cyclohexyl Analogue1132650-67-9C21H37N3O5
D-Galactofuranose Pentaacetate62181-82-2C16H22O11
Ammonium-15N chloride, 98.5%, 98 atom%15N?????-15N39466-62-1ClH4N
Acetyl SpiraMycin (Contains Monoacetyl, Diacetyl and Triacetyl)24916-51-6C45H76N2O15
4-cyanophenyl cyclohexyl ketone898792-14-8C14H15NO
1-Linoleoyl-2,3-isopropylidene-rac-glycerol1-?????-2,3-???????-rac-????127592-95-4C24H42O4
3-[(5-Chloro-2-thienyl)Methyl]azetidine3-[(5-???-2-???)??]????937612-25-4C8H10ClNS
PF 431396717906-29-1C22H21F3N6O3S
6β-Hydroxy TriaMcinolone Acetonide3869-32-7C24H31FO7
5-(1,3-Dioxolan-2-yl)-2-thienyl 1-ethylpentyl ketone898772-98-0C15H22O3S
(S)-1,2,3,4-Tetrahydro-6,7-diMethoxy-3-isoquinolinecarboxylic Acid 1,1-DiMethylethyl Ester(S)-6,7-DIMETHOXY-1,2,3,4-???????-3-????????tert??????103733-31-9C16H23NO4
Calcium trifluoromethanesulfonimide, min. 97%????(???????????)???165324-09-4C2H3CaF6NO4S2
Nilotinib N-Oxide????N-???1246817-85-5C28H22F3N7O2
(1-Oxyl-2,2,5,5-tetraMethylpyrrolidin-3-yl) Methyl Methanethiosulfonate???-MTS201403-46-5C10H20NO3S2*
5-(1,3-Dioxolan-2-yl)-2-(3-Methoxybenzoyl)thiophene898773-11-0C15H14O4S
p-Nitrophenyl 3,4-O-Isopropylidene-α-D-p-?????3,4-O-???????-α-D-?????????29781-32-6C15H19NO8
AMMoniuM 5-(CarbaMoyl)isoxazol-3-olate???5-(????)????-3-????81965-22-2C4H7N3O3
2-(4-broMophenyl)-4'-trifluoroMethylacetophenone898784-27-5C15H10BrF3O
5-Chloro-2-Methoxyphenylzinc iodide5-???-2-????????????737797-36-3C7H6ClIOZn
5-(aminomethyl)pyridin-3-amine dihydrochloride, 95%5-???-3-???????59237-41-1C6H9N3
rac 3-Hydroxy Kynurenine484-78-6C10H12N2O4
DiphenyleneiodoniuM Sulfate????????????4510-83-2C24H16I2O4S
(S)-Carprofen(S)-α-??-6-???-9H-????-2-????52263-84-0C15H12ClNO2
3-Benzyloxy[6-[2-(tert-ButyldiMethylsilyloxy)ethyl]MethylaMino]pyridine3-????{6-[2-(tert-?????????)??]?????}???1076198-95-2C21H32N2O2Si
4-AMinobiphenyl-4'-carboxylic Acid4'-???-???-4-????5730-78-9C13H11NO2
S-2-Benzothiazolyl-L-cysteineS-(2-??????)????399-82-6C10H10N2O2S2
4-(3,4-DiMethoxyphenyl)butanoic Acid4-(3,4-???????)????13575-74-1C12H16O4
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