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

?? ?:J & K SCIENTIFIC LTD.
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???:jkinfo@jkchemical.com
??:China
URL: www.jkchemical.com
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2-Mercaptoisobutyric Acid, 90%4695-31-2C4H8O2S
N-Nitrososarcosine-d3N-????????-D31189871-94-0C3H3D3N2O3
2-(Methoxycarbonyl)pyridine-5-boronic acid(2-??????)???-5-???1072945-86-8C7H8BNO4
11-Morpholino-dibenzo[b,f][1,4]thiazepine?????IMpurityT(?????????IMpurity)5747-46-6C17H16N2OS
(10E,12E)-(E,E)-10,12-??????69977-24-8C16H28O
CefuroxiMe Axetil IMpurity CCefuroxiMeAxetil???C76598-06-6C18H15Cl3N4O9S
Bensulfuron-Methyl???? ??83055-99-6C16H18N4O7S
Desethyldesisopropyl Atrazine-13C31216850-33-7C3H4ClN5
4-[4-(4-O-MethoxyMethyl-4-hydroxyphenyl)-1-piperazinyl]phenyl]carbaMic Acid Phenyl Ester4-[4-(4-O-?????-4-??????)-1-?????]??]??????????1329503-19-6C25H27N3O4
Ethyl 3-Methylthiophene-2-glyoxylate??3-?????-2-???????32977-83-6C9H10O3S
5-methyl-1H-indazol-6-yl-6-boronic acid, 95%5-??-1H-???-6-???1310383-42-6C8H9BN2O2
4-CarboMethoxysalicylaldehyde??4-???-3-??????????24589-98-8C9H8O4
3,5-DiMethyl-4-(Methylthio)phenol7379-51-3C9H12OS
2-[(2,6-Dichlorophenyl)aMino]-N,N-diMethylbenzeneacetaMide-d42-[(2,6-??????)???]-N,N-??????????-d41217360-64-9C16H12D4Cl2N2O
(1'RS,2'S)-Nicotine 1,1'-Di-N-Oxide [20% in ethanol](1'R,2'S)-???1,1'-Di-N-Oxide129547-84-8C10H14N2O2
N-[1,1-Bis[(acetyloxy)Methyl]-3-(4-broMo-2-chlorophenyl)propyl]acetaMideN-[1,1-??[(?????)??]-3-(4-???-2-?????)???]??????951238-23-6C17H21BrClNO5
Heptakis(6-O-sulfo)-β-cyclodextrin Tetradecaacetate HeptapyridiuM Salt????(6-O-??)-β-????????????????????????196398-65-9C70H98O70S7
Ethyl Cyano(2-nitrophenyl)acetate??2-???-2-(2-?????)?????65548-02-9C11H10N2O4
ZM 213689 DisodiuM Salt (MeropeneM iMpurity) (Mixture of double bond isoMers)690206-97-4C16H13ClFN3O2
6-(3-fluorophenyl)-6-oxohexanenitrile898767-21-0C12H12FNO
5-Chloro-2-(Methylthio)-4-pyriMidinecarboxylic Acid Methyl Ester4-?????????,5-???-2-(????)-,??????79686-03-6C7H7ClN2O2S
3-Chloro Glyburide (Glyburide IMpurity)3-?????????(?????????)57334-89-1C23H27Cl2N3O5S
N-Acetyl-D,L-hoMotryptophan Ethyl EsterN-???-D,L-??????,??????110504-55-7C16H20N2O3
6-(2,4-Difluorophenoxy)-8-Methyl-2-(Methylsulfonyl)pyrido[2,3-d]pyriMidin-7(8H)-one449808-50-8C15H11F2N3O4S
N-tert-Butyl-2-benzothiazolesulfenamide, 97%N-tert-??-2-?????? ?????95-31-8C11H14N2S2
Zofenopril CalciuM Salt81938-43-4C22H25CaNO4S2
D-Lyxono-1,4-lactoneD-LYXONO-1,4-??15384-34-6C5H8O5
DAMPA Ethyl EsterDAMPA??????43111-51-9C17H19N7O2
(-)-Deoxoprosophylline(-)-????????74843-69-9C18H37NO2
3-Methyl-2-diMethylaMino-iMidazo[4,5-f]quinoline3-??-2-??????-????[4,5-F]???102408-27-5C13H14N4
Acetyl-13C2 Chloride????????-13C289186-79-8C2H3ClO
Octyl 2-(AcetylaMino)-2-deoxy-4-O-β-D-galactopyranosyl-β-D-glucopyranoside??2-(AcetylaMino)-2-???-4-O-β-D-???????-β-D-????????178977-64-5C22H41NO11
cis-2-(2,4-diMethylbenzoyl)cyclopentane-1-carboxylic acid733740-18-6C15H18O3
3-Methoxy-3'-(4-MethylpiperazinoMethyl) benzophenone898788-38-0C20H24N2O2
3-Fluoro-4-hydroxy-2-Methoxypyridine1227511-87-6C6H6FNO2
CyroMazine-d4????-d41219804-19-9C6H6D4N6
PF-8380, ATX Inhibitor1144035-53-9C22H21Cl2N3O5
2,3,4-TriMethyl-2-cyclopentenone2,3,4-??????????-2-?-1-?28790-86-5C8H12O
2,3,5-TriMethylpyridine N-Oxide74409-42-0C8H11NO
Oxo Sotalol Hydrochloride4-(2-???????????)????????????5576-49-8C12H19ClN2O3S
N-(5-Methyl-3-isoxazolyl)benzenesulfonaMideN-(5-??-3-?????)???????13053-79-7C10H10N2O3S
1-(4-Fluorophenyl)-1,3-dihydro-3-oxo-5-isobenzofurancarboxaMide372941-46-3C15H10FNO3
2-AMino-4,5,6,7,8-pentahydrothiazolo[5,4-d]azepine2-???-4,5,6,7,8-??????????[5,4-D]???86029-68-7C7H11N3S
4,4-DiMethyl-2-(4-broMophenyl)-2-oxazoline2-(4-???-??)-4,4-???-4,5-?????-???32664-14-5C11H12BrNO
(4R)-N-(tert-Butyloxycarbonyl)-4-(cyanoMethyl)-L-glutaMic Acid 1,5-DiMethyl Ester(4R)-N-(tert-????????)-4-(?????)-L-?????1,5-???????328086-57-3C14H22N2O6
Maltosine121502-04-3C12H18N2O4
(1-(1H-Pyrrolo[3,2-b]pyridin-6-yl)cyclopropanaMine1266205-69-9C10H11N3
5-Benzyloxy Propafenone5-?????????200434-70-4C28H33NO4
2-Methylbutyrylglycine-d9(±)-N-2-?????-d9-???1219798-77-2C7H13NO3
4-(2,4-Difluorophenoxy)-3-nitrobenzenecarbaldehyde4-(2,4-????????)-3-???????????173282-22-9C13H7F2NO4
Cerivastatin, SodiuM Salt143201-11-0C26H35FNNaO5
BenzaMide-15N????-15N31656-62-9C7H7NO
2,2-DiMethyl-d6-butyryl Chloride2,2-????-D6-????????1185011-66-8C6H5ClD6O
Fenvalerate-d5?????-d51246815-00-8C25H17ClD5NO3
Resorcinol-d4?????-d4751455-55-7C6H6O2
4-Chloro-6,7-bis-(2-chloroethoxy)quinazoline4-???-6,7-??-(2-??????)????183322-21-6C12H11Cl3N2O2
O-(2-Methoxyethyl)hydroxylaMine HydrochlorideO-(2-?????)??????????82172-73-4C3H10ClNO2
2-BroMo-4-(3,5-diMethoxyphenyl)-1-butene2-???-4-(3,5-???????)-1-??34217-65-7C12H15BrO2
3,5-diMethyl-2'-(4-MethylpiperazinoMethyl) benzophenone898783-23-8C21H26N2O
6β-Hydroxy DexaMethasone6-??????????55879-47-5C22H29FO6
N-TrifluoroacetylpropargylaMine?????,2,2,2-??????-N-2-????-14719-21-2C5H4F3NO
(4R-cis)-6-AMinoMethyl-2,2-diMethyl-1,3-dioxane-4-acetic Acid tert-Butyl Ester(4R-cis)-6-?????-2,2-???-1,3-???-4-????tert-??????853881-01-3C13H25NO4
4'-O-Methylcatechin4'-O-?????69912-75-0C16H16O6
(2R,3S)-2,3-Dihydroxy-4-isopropoxy-γ-butyrolactone Cyclohexyl Ketal(2R,3S)-2,3-??????-4-??????-γ-????????????186790-80-7C13H20O5
3-azetidinoMethyl-4'-Methylbenzophenone898771-25-0C18H19NO
β-L-AspartylglycineH-ASP(GLY-OH)-?3790-52-1C6H10N2O5
N,N-DiMethyl-2-[phenyl(4-tolyl)Methoxy]acetaMideN,N-???-2-[??(4-??)???]??????17322-51-9C18H21NO2
Scopine Hydrochloride85700-55-6C8H14ClNO2
2-Fluoro-4-iodo-3-Methylpyridine153034-80-1C6H5FIN
cis-3-Methyl-4-(phenylaMino)-1-(phenylMethyl)-4-piperidinecarbonitrilecis-(+)-3-??-4-(?????)-1-(????)-4-??????????147292-24-8C20H23N3
4,5,6-TriaMino-2-MethylpyriMidine4,5,6-??????-2-??????89364-18-1C5H9N5
ZolpideM-d6 6-Carboxylic Acid???-d66-????1190014-62-0C19H19N3O3
1,2-Benzenedicarboxylic Acid 1-(5-Carboxy-2-ethyl-4-hydroxypentyl) Ester (Mixture of DiasteroMers)1,2-????????1-(5-????-2-??-4-??????)????(???????????)88162-10-1C16H20O7
(R)-Di-tert-butyl 2-aMinopentanedioate hydrochloride172793-31-6C13H26ClNO4
trans 1-Benzyl-4-(4-fluorophenyl)-3-Methylsulfonatepiperidine???1-??-4-(4-??????)-3-???????????201855-71-2C20H24FNO3S
6-Carboxyhexylphosphocholine p-Nitrophenyl Ester6-???????????p-?????????73785-43-0C17H27N2O8P
Pyrogallol-d6 Discontinued1216684-97-7C6H6O3
BroModichloroMethane-13C?????????-13C93952-10-4CHBrCl2
3,4-O-Isopropylidene ClindaMycin 2-[Bis(2,2,2-trichloroethyl)phosphate]3,4-O-?????????????2-[??(2,2,2-???????)?????]147621-30-5C25H40Cl7N2O8PS
1-PalMitoyl-sn-glycerol32899-41-5C19H38O4
N-Methyl-3,3-diphenylpropylaMine-d3N-??-3,3-????????-d31189699-37-3C16H19N
2-bromo-5-fluoropyridin-4-ol, 95%2-???-5-???????-4-?1196152-88-1C5H3BrFNO
methyl 5-aminopyrazine-2-carboxylate, 95%5-??????-2-???????????13924-94-2C6H7N3O2
1-Methyl-5-(3-pyridyl)-2-pyrrolidinol Discontinued. See N4257501-??-5-(3-???)-2-?????25110-79-6C10H14N2O
2-fluoro-4'-thioMorpholinoMethyl benzophenone898782-93-9C18H18FNOS
N-Des-t-boc-N-2-[2-Methyl-1-(4-Methoxyphenyl)Methoxy]propyloxycarbonxyl-7,10-O-bis{[(2,2,2-trichloroethyl)oxy]carbonyl} Docetaxel154044-74-3C57H63Cl6NO20
5-Hydroxy Propranolol Hydrochloride62117-35-5C16H22ClNO3
4'-Methoxy-2-(4-MethylpiperazinoMethyl) benzophenone898782-80-4C20H24N2O2
6-Benzyloxy Warfarin6-???????30992-68-8C26H22O5
1-(2-pyridyl)heptan-1,6-dione898779-56-1C12H15NO2
Cyclosporin AM 1???????????M1789270-28-0C62H111N11O13
(S)-(+)-Clenbuterol(+)-4-???-??-[(tert-?????)??]-3,5-?????????50499-60-0C12H18Cl2N2O
ReMikiren126222-34-2C33H50N4O6S
(6S)-Tetrahydro-L-biopterin Disulfate(6S)-???????-L-?????????103130-45-6C9H17N5O7S
7β-Hydroxy Cholesterol7??-??????????566-27-8C27H46O2
Dydrogesterone???????152-62-5C21H28O2
Triethoxyethynylsilane??????????5700-28-7C8H16O3Si
(1R-cis)-Milnacipran Hydrochloride(1R-??)-????????175131-61-0C15H23ClN2O
Δ2-CefuroxiMe Axetil123458-61-7C20H22N4O10S
5-BroMo-2-Methoxybenzylzinc chloride5-BROMO-2-METHOXYBENZYLZINC???352530-35-9C8H8BrClOZn
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