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

?? ?:J & K SCIENTIFIC LTD.
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??:China
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2-Fluorophenylacetylchloride451-81-0C8H6ClFO
Isoquinoline-8-carbonitrile362606-11-9C10H6N2
3-O-Methylfluorescein65144-30-1C21H16O5
rMMLV-RT?????,M-MLV,RNASEH+9068-38-6
3-chloro-N-(5-chloro-2-methoxyphenyl)propanamide(SALTDATA: FREE)3-???-N-(5-???-2-?????)??????346726-62-3C10H11Cl2NO2
2-(4-Fluorobenzoyl)-3-oxo-butyric acid ethylester2-(4-FLUORO-BENZOYL)-3-OXO-BUTYRICACIDETHYL????146198-68-7C13H13FO4
Ethyl 2-Hexylacetoacetate??2-?????????29214-60-6C12H22O3
Pentaerythrityl Tetrachloride3228-99-7C5H8Cl4
2,5-DiMethyl-3-hexanol2,5-DIMETHYL-3-???19550-07-3C8H18O
Methylsuccinic acid, 99%498-21-5C5H8O4
2,3,4,6-Tetra-O-acetyl-β-D-galactopyranosyl azide, 98%13992-26-2C14H19N3O9
3-Amino-2,6-dioxo-piperidine hydrochloride, 99%2,6-???????-3-????????24666-56-6C5H9ClN2O2
2,6-Bis[(4S)-(-)-isopropyl-2-oxazolin-2-yl]pyridine, 99%118949-61-4C17H23N3O2
4-Methylmorpholine N-oxide, 97%4-?????? 4-???7529-22-8C5H11NO2
8-Hydroxy-5-nitroquinoline, 96%8-????-5-??????4008-48-4C9H6N2O3
meso-1,2-Bis(4-chlorophenyl)ethylenediamine, min. 98%??-1,2-??(4-?????)??????74641-30-8C14H14Cl2N2
Sodium p-toluenesulfonchloramide trihydrate, 97%????? T, ?????(CHLORAMINE T, TRIHYDRATE)7080-50-4C7H11ClNNaO3S
2,4,6-Triiodophenol2,4,6-????????609-23-4C6H3I3O
Undecanal????112-44-7C11H22O
2-chloro-5,8-dimethoxy-4-methylquinoline(SALTDATA: FREE)2-???-5,8-????-4-?????58868-27-2C12H12ClNO2
2-amino-4,5-dimethylthiophene-3-carboxamide(SALTDATA: FREE)2-???-4,5-??????-3-???????51486-04-5C7H10N2OS
7,8-DiMethylalloxazine????1086-80-2C12H10N4O2
3-Chloropropyltris(trimethylsiloxy)silane18077-31-1C12H33ClO3Si4
6-methyl-4,5,6,7-tetrahydro-1,3-benzothiazol-2-amine(SALTDATA: FREE)6-??-4,5,6,7-???????-1,3-?????-2-?????7496-50-6C8H12N2S
3-(Cyclohexylamino)-1-propanesulphonic acid sodium salt >98%105140-23-6C9H20NNaO3S
Sodium biphenyl complex, 20 wt.% solution in diethylene glycol diethyl ether5137-46-2C12H9Na
3,4-Difluoro-3',4'-diMethoxybenzophenone845781-07-9C15H12F2O3
4-Amino-4-carboxytetrahydrothiopyran hydrochloride, 95%67639-41-2C6H12ClNO2S
N-methyl-1-[3-(2-thienyl)-1H-pyrazol-5-yl]methanamine(SALTDATA: FREE)859850-81-0C9H11N3S
2-(furan-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 95%2-????????????374790-93-9C10H15BO3
4,5-Ethylenedithio-1,3-dithiole-2-thione59089-89-3C5H4S5
Hexaphenldigermoxane2181-40-0C36H30Ge2O
PotassiuM phenethyltrifluoroborate329976-74-1C8H9BF3.K
5-bromo-3-(ethylthio)-1H-1,2,4-triazole(SALTDATA: FREE)5-???-3-(????)-1H-1,2,4-????(SALTDATA:FREE)1209935-35-2C4H6BrN3S
3-(Dimethylamino)-2-(4-methylphenyl)acrylaldehyde3-(N,N-??????)-2-(4-????)???????53868-38-5C12H15NO
SodiuM Monododecyl Phosphate (Mixture of Mono and DisodiuM Salt)????????????7423-32-7C12H25Na2O4P
2-NonylbenziMidazole2-????????5851-50-3C16H24N2
Meso-alpha,beta-Di(4-pyridyl) GlycolMESO-ALPHA,BETA-DI(4-PYRIDYL)???4972-49-0C12H12N2O2
6-Bromonicotinamide 98%6-?????????98889676-37-3C6H5BrN2O
2'-Amino-3'-chloro-acetophenone???,1-(2-???-3-?????)-56762-32-4C8H8ClNO
1,2-Dihydro-4-hydroxy-2-oxopyridine-3-carbonitrile 95%5657-64-7C6H4N2O2
(1-Ethylpropyl)benzene(1-?????)??1196-58-3C11H16
N-(3-Indoleacetyl)-DL-aspartic acid??-3-???-DL-??????32449-99-3C14H14N2O5
Trifluoromethylphosphonic acid dichloride???????????51965-64-1CCl2F3OP
Eosin 5-isothiocyanate???5-?????????60520-47-0C21H7Br4NO5S
4-butyl-7-hydroxy-2H-chromen-2-one(SALTDATA: FREE)342894-11-5C13H14O3
Tridodecanoin?????538-24-9C39H74O6
2-C-Methyl-D-ribono-1,4-lactone492-30-8C6H10O5
3-allyl-4-methoxybenzaldehyde(SALTDATA: FREE)67483-48-1C11H12O2
1-(tert-Butoxycarbonyl)-3-ethyl-3-piperidinecarboxylic acid1-(tert-???????)-3-??-3-?????????887591-65-3C13H23NO4
p-Toluenesulfinic acid, sodium salt, hydrate, 98+%?? ??-???????? ???207801-20-5C7H7NaO2S.xH2O
4-amino-5-(4-chlorophenyl)-4H-1,2,4-triazole-3-thiol(SALTDATA: FREE)68468-95-1C8H7ClN4S
2,4-Dibromo-1H-imidazole2,4-????????64591-03-3C3H2Br2N2
Ethyl 6-chloro-3,4-dihydro-2H-1,4-benzoxazine-2-carboxylate6-CHLORO-3,4-DIHYDRO-2H-BENZO[1,4]OXAZINE-2-CARBOXYLICACID??????68281-43-6C11H12ClNO3
5,6-Dihydro-2-(methylsulphanyl)-4H-1,3-thiazine2-(METHYLSULFANYL)-5,6-DIHYDRO-4H-1,3-???58842-19-6C5H9NS2
5-Boc-3-amino-4,6-dihydro-pyrrolo[3,4-C]pyrozole398491-59-3C10H16N4O2
1-AMino-cyclohexanecarboxylic acid Methyl ester4507-57-7C8H15NO2
7-(chloromethyl)-2-methyl-5H-[1,3]thiazolo[3,2-a]pyrimidin-5-one(SALTDATA: FREE)943656-55-1C8H7ClN2OS
2-(3-pyridinyl)ethanimidamide(SALTDATA: 2HCl)474310-74-2C7H9N3
1,4,5-trimethyl-1H-imidazole-2-carbaldehyde(SALTDATA: FREE)1H-????-2-????????,1,4,5-????-(9CI)185910-12-7C7H10N2O
Enrofloxacin, 98%??????93106-60-6C19H22FN3O3
9-Aminocamptothecin, 98%, from the fruit of Camptotheca acuminata Decne.9-???????91421-43-1C20H17N3O4
Galanthamine hydrobromide, 98%1953-04-4C17H22BrNO3
2-(5,6-dimethyl-1H-benzimidazol-2-yl)ethanamine(SALTDATA: FREE)??????,2-(2-?????)-5,6-???-(7CI)91337-46-1C11H15N3
Bis[(1H,1H,2H,2H-perfluorooctyl)dimethylsiloxy]chloromethylsilaneBIS((????????-1,1,2,2-????????)??????)???????521069-01-2C21H23ClF26O2Si3
5-(4-Chloro-3-fluorophenyl)-5-oxovaleric acid5-(4-???-3-??????)-5-??????845790-44-5C11H10ClFO3
2-Fluoro-6-methyl-5-pyridinecarboxaldehyde2-????-6-??-5-???????????884494-96-6C7H6FNO
4-Biphenyl-3',5'-difluoro-carboxylic acid350682-84-7C13H8F2O2
Triphenyliodotin????????894-09-7C18H15ISn
4-Chloro-4'-(ethylthio)benzophenone4-???-4'-(????)????844885-04-7C15H13ClOS
3-(2-Acetamidyl)phenylboronic acid pinacol ester3-(2-??????)????????????843646-72-0C14H20BNO3
2-chloro-N-[5-(tetrahydro-2-furanyl)-1,3,4-thiadiazol-2-yl]acetamide(SALTDATA: FREE)887345-06-4C8H10ClN3O2S
1-Bromo-4-[(trifluoromethyl)sulfonyl]benzene1-???-4-[(????????)???]??312-20-9C7H4BrF3O2S
6,7-Dimethoxy-1-methyl-1,2,3,4-tetrahydroisoquinoline hydrochloride, 99%6,7-????-1-??-1,2,3,4-??????????????,9963283-42-1C12H18ClNO2
4-(4-Methyphenylsulfonyl)-semicarbazidehydrochloride4-(4-???????)??????????206761-77-5C8H12ClN3O3S
(2-methyl-1-phenylpropyl)amine(SALTDATA: FREE)2-??-1-??-?????6668-27-5C10H15N
2-methyl-1-(4-nitrobenzyl)-1H-indole-3-carbaldehyde(SALTDATA: FREE)591210-36-5C17H14N2O3
3,5-Diphenyl-4H-1,2,4-triazol-4-amine3,5-???-4H-1,2,4-????-4-??3049-45-4C14H12N4
2-(3-methoxyphenoxy)ethanimidamide(SALTDATA: HCl)2-(3-??????)????????806634-36-6C9H12N2O2
2,4-Dimethoxybenzenesulfonamide2,4-???????????51770-71-9C8H11NO4S
Biphenyl-4-yl-piperidin-4-yl-methanone???-4-YL-????-4-YL-???42060-83-3C18H19NO
2,6-Di-tert-butylnaphthalene2,6-?-tert-??????3905-64-4C18H24
alpha-Cyclopropyl-4-fluorobenzyl alcohol, 98+%827-88-3C10H11FO
2-Amino-6-ethylpyridine21717-29-3C7H10N2
9-(β-D-Arabinofuranosyl)adenine ,98%5536-17-4C10H13N5O4
Methyl 3-(DiMethylaMino)benzoate3-(DIMETHYLAMINO)?????????16518-64-2C10H13NO2
Ethyl 2-ethylacetoacetate, 98%607-97-6C8H14O3
SB 203580, 98%152121-47-6C21H16FN3OS
Fmoc-D-His(Trt)-OH135610-90-1C40H33N3O4
4-Methyl-L-phenylalanine, 98%1991-87-3C10H13NO2
Ytterbium(III) acetylacetonate hydrate (99.9%-Yb) (REO)14284-98-1C15H21O6Yb
Ethoxyquinoline, 90%????91-53-2C14H19NO
2-(1-naphthyl)pyrimidine-5-carbaldehyde(SALTDATA: FREE)915919-73-2C15H10N2O
2-Fluorobenzylzinc chloride2-???????????312693-05-3C7H6ClFZn
SodiuM (2-CarbaMoylphenoxy)acetate???(2-???????)?????3785-32-8C9H8NNaO4
(+)-Terpinen-4-ol2438-10-0C10H18O
3-(4-Nitrophenoxy)benzoic acid3-(4-??????)???27327-21-4C13H9NO5
Isradipine75695-93-1C19H21N3O5
n-Octylmethyldiethoxysilane2652-38-2C13H30O2Si
N-(4-amino-2-chlorophenyl)pentanamide(SALTDATA: HCl)N-(4-???-2-?????)?????59690-86-7C11H15ClN2O
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