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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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1-(2-Hydroxyethyl)benzimidazole1H-?????-1-???(9CI)6340-03-0C9H10N2O
1H-Pyrazol-4-ylamine hydrochloride1H-???-4-?????4331-28-6C3H6ClN3
2-Chloro-N,N-diethylacetamide, 97%N-???????????2315-36-8C6H12ClNO
2-Methyl-3-(3,4-methylenedioxyphenyl)-propanal, 97%???????????????1205-17-0C11H12O3
4-Pyridin-4-yl-thiazol-2-ylamine4-???-4-YL-???-2-???30235-28-0C8H7N3S
4-Chloropiperidine4-???????5382-18-3C5H10ClN
(3-chlorobenzyl)(2-methoxybenzyl)amine(SALTDATA: HBr)423733-31-7C15H16ClNO
4-Methylumbelliferyl caprylate4-?????????????20671-66-3C18H22O4
6-Fluoro-7-methyl isatin57817-03-5C9H6FNO2
1-(1H-Pyrazol-5-yl)ethan-1-one hydrochloride, 95%1-(1H-???-5-?)??-1-????175277-40-4C5H7ClN2O
2-Dodecenal (contains 2-Dodecenal Diethyl Acetal)(10% in Ethanol, ca. 0.44Mol/L)(E)-2-????4826-62-4C12H22O
(S)-(-)-2,2'-Bis(N-diphenylphosphinoaMino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthyl CTH-(S)-BINAM229177-79-1C44H42N2P2
Fmoc-L-aspartic acid 4-benzyl ester, 98%86060-84-6C26H23NO6
N-Methyl[2-(3-methyl-1,2,4-oxadiazol-5-yl)phenyl]methylamine, 97%n-??[2-(3-??-1,2,4-?????-5-?)??]????879896-56-7C11H13N3O
3-N-Boc-amino-2-hydroxy-5-methyl acetophenone3-N-BOC-???-2-?????-5-???????886362-10-3C14H19NO4
1-Amino-3-methoxy-propan-2-ol1-???-3-???-???-2-?93372-65-7C4H11NO2
3-Bromo-5-(tert-butyl)toluene1-???-3-(tert-??)-5-????193905-94-1C11H15Br
1-(3-Bromo-1-benzofuran-2-yl)-1-ethanone99661-02-6C10H7BrO2
4-(4-Methoxybenzyl)-3-thiosemicarbazide4-(4-?????)-3-????????16735-76-5C9H13N3OS
2-Chloro-4'-Methoxybenzophenone2-???-4'-???????54118-74-0C14H11ClO2
1-BroMoadaMantane1-???????768-90-1C10H15Br
2-Imino-alpha-phenyl-3-thiazolidineethanol hydrochloride, 98%2-???-??-??-3-??????????????????15591-41-0C11H15ClN2OS
1,2-Bis(triethoxysilyl)ethane, 95%16068-37-4C14H34O6Si2
4-BroMo-alpha-Methylbenzyl Alcohol5391-88-8C8H9BrO
2,4,5-Triphenylimidazole, 98%2,4,5-????????484-47-9C21H16N2
Dimethylbis(indenyl)zirconium, min. 98%DIMETHYLBIS(INDENYL)????49596-04-5C20H20Zr
2-Chloro-1,1,2-trifluoroethyl ethyl ether 97%2-???-1,1,2-?????????????310-71-4C4H6ClF3O
Tri-i-propylphosphine, tech. gr., min. 90%6476-36-4C9H21P
Methanesulfonamide, 98%3144-09-0CH5NO2S
2',4'-Dihydroxypropiophenone, 99%5792-36-9C9H10O3
1-tert-Butyl-3-nitrobenzene23132-52-7C10H13NO2
N-(tert-Butyl)-N-(2-furylmethyl)amine115881-56-6C9H15NO
5-acetylthiophene-3-carboxylic acid(SALTDATA: FREE)5-??????-3-?????33148-86-6C7H6O3S
(5-phenyl-2-furyl)methanol(SALTDATA: FREE)(5-??-??-2-?)-???22078-90-6C11H10O2
2,5-DiMethyl-3-hexanone2,5-???-3-???1888-57-9C8H16O
4-(2-Tetrahydro-2H-pyranoxy)phenylMagnesiuM broMide36637-44-2C11H13BrMgO2
Lithium tungstate, 98%T?GSTIC ? (H2WO4), ??? ?13568-45-1Li2O4W
1,4-Bis(4,5-dihydro-2-oxazolyl)benzene1,4-BIS(4,5-DIHYDRO-2-OXAZOLYL)??7426-75-7C12H12N2O2
Xanthan gum??? ?11138-66-2C8H14Cl2N2O2
2-Methoxy-5-methylphenyl isothiocyanate, 98%190774-56-2C9H9NOS
5,6-DiaMino-2,3-dicyanopyrazine36023-58-2C6H4N6
1-(4-hydroxyphenyl)-2-[(1-methyl-1H-imidazol-2-yl)thio]ethanone(SALTDATA: FREE)313666-46-5C12H12N2O2S
Ethyl (S)-3-(3-Pyridyl)-?-alanatedihydrochloride??(S)-3-(3-???)-??-??????????????153524-69-7C10H15ClN2O2
Cresol Red, 98%, indicator?????1733-12-6C21H18O5S
C-(1-Cyclopentyl-piperidin-4-yl)-methylamineC-(1-??????-????-4-?)-????132864-60-9C11H22N2
3-(Trimethylsilylethynyl)pyridine, 97%80673-00-3C10H13NSi
Diethyl 2,5-Dioxahexanedioate2,5-DIOXAHEXANEDIOICACID???????35466-87-6C8H14O6
2-Methyl-1-(p-tolyl)-2-propanol?????20834-59-7C11H16O
1-Methyl-1-propenylmagnesium bromide, 0.5 M solution in THF, J&KSeal85676-85-3C4H7BrMg
6-Chloro-7-iodo-7-deazapurine, 98%123148-78-7C6H3ClIN3
2-Fluoro-4-methoxycinnamic acid696589-22-7C10H9FO3
4-tert-Butyl-o-xylene7397-06-0C12H18
Phenyl vinyl sulfone, 98%?? ?? ??5535-48-8C8H8O2S
2-(Trifluoromethyl)benzoyl chloride, 98%2-(????????)??? ???312-94-7C8H4ClF3O
4-(Butylaminocarbonyl)phenylboronic acid4-(BUTYLAMINOCARBONYL)?????252663-48-2C11H16BNO3
Trifluoroacetaldehyde methyl hemiacetal, 90%????????????????????431-46-9C3H5F3O2
N-butyl-3-phenyl-2-propyn-1-amine(SALTDATA: HCl)445255-32-3C13H17N
2-Methylresorcinol, 98%1,3- ??, 2- ??608-25-3C7H8O2
3-Methyl-1-phenyl-2-butanone3-??-1-??-2-???2893-05-2C11H14O
2,4-Dichloro-N-(2-hydroxyethyl)benzenecarboxamide2,4-????-N-(2-???????)???????20656-08-0C9H9Cl2NO2
4-(2-Chloroethylcarbamoyl)benzeneboronic acid 95%4-(2-??????????)?????874460-05-6C9H11BClNO3
Dichloro(1,5-cyclooctadiene)palladium(II), 99%????(1,5-??????)????(II)12107-56-1C8H12Cl2Pd
Vinyl chloroformate 99%5130-24-5C3H3ClO2
3-Isobutyl-1-methylxanthine, 99%3-????-1-????28822-58-4C10H14N4O2
(R)-?-(3-Nitrophenyl)alanine787544-61-0C9H10N2O4
4-(Trifluoromethyl)phenol, 98%402-45-9C7H5F3O
Diethylaluminium ethoxide, 1.7M (25 wt.%) solution in toluene, AcroSeal??? ???? ?????1586-92-1C6H15AlO
3-(4-Fluoro-phenyl)-3-(toluene-4-sulfonylamino)-propionic acid3-(4-????-??)-3-(???-4-??????)-?????332052-57-0C16H16FNO4S
Nalpha-Glycyl-D-asparagine24667-21-8C6H11N3O4
Azoxybenzene495-48-7C12H10N2O
2,7-dichloro-4-Methylquinoline (SALTDATA: FREE)2,7-????-4-?????59666-16-9C10H7Cl2N
2-(Trifluoromethyl)benzenesulfonyl chloride, 98%776-04-5C7H4ClF3O2S
trans-1,3-Diphenyl-2-propen-1-ol62668-02-4C15H14O
4-Amino-alpha-diethylamino-o-cresol dihydrochloride, 97%6297-14-9C11H20Cl2N2O
Methyl 3-(2-aminophenoxy)-2-thiophenecarboxylate??3-(2-??????)-2-?????????91041-21-3C12H11NO3S
(1H-indol-4-ylmethyl)amine(SALTDATA: FREE)4-???????3468-18-6C9H10N2
3-[2-Oxo-5-(trifluoromethyl)-1,2-dihydropyridin-1-yl]propanenitrile , 97%175277-71-1C9H7F3N2O
N-Butyl-p-Methoxy-benzylaMine3910-58-5C12H19NO
3-(4-Bromophenyl)-1-methyl-1H-pyrazole, 95%3-(4-?????)-1-??-1H-???73387-51-6C10H9BrN2
1,4-Diacetoxybutane628-67-1C8H14O4
2-(4-methyl-1,3-thiazol-2-yl)acetohydrazide(SALTDATA: FREE)2-(4-??-1,3-???-2-?)????????(?????:??)448229-66-1C6H9N3OS
2,3-Diphenylpropionic acid, 98%3333-15-1C15H14O2
4-Chloro-4'-nitrobenzophenone4-???-4'-???????7497-60-1C13H8ClNO3
Boc-L-aspartic acid 4-benzyl ester, 99%7536-58-5C16H21NO6
Ethyl 3-hydroxypyridine-4-carboxylate, 98%18342-97-7C8H9NO3
Tungsten(IV) chloride, 97%??????13470-13-8Cl4W
N-Cbz-L-glutamic acid, 99%1155-62-0C13H15NO6
3-Fluoro-2-methylbenzotrifluoride1-????-2-??-3-(?????????)??910911-43-2C8H6F4
2-(2-bromoethyl)piperidine(SALTDATA: HBr)2-(2-?????)????(SALTDATA:HBr)731742-05-5C7H14BrN
Cyanamide, 95%, stabilized with 0.1% formic acid?????420-04-2CH2N2
N,N′-Diphenylthiourea, 98%N,N'-???????102-08-9C13H12N2S
3-NoradaMantanaMine Hydrochloride3-??????????9586128-83-8C9H16ClN
3-Bromo-5-fluorobenzeneboronic acid 95%3-???-5-?????????849062-37-9C6H5BBrFO2
2-Ethyl-4-fluorophenol398-71-0C8H9FO
3-(Perfluoro-n-hexyl)propenoxide3-???????-1,2-??????38565-52-5C9H5F13O
Tetrabutylammonium perruthenate, min. 97% TBAP??????????????96317-72-5C16H36NO4Ru
N-methyl-3-pyrrolidin-1-ylpropan-1-amine(SALTDATA: FREE)N-??-3-(1-?????)-1-?????99114-68-8C8H18N2
Ethyl 5-amino-4H-[1,2,4]triazole-3-carboxylate??5-???-2H-1,2,4-????-3-???????63666-11-5C5H8N4O2
2-Isopropyl-pyrimidine-5-carbaldehyde5-????????????,2-(1-????)-(9CI)312263-48-2C8H10N2O
5-Carboxy-2-Methoxyphenylboronic acid3-???-4-??????730971-32-1C8H9BO5
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