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

?? ?:J & K SCIENTIFIC LTD.
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??:China
URL: https://www.jkchemical.com
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Ethynylferrocene, 97%1271-47-2C12H10Fe10*
Fmoc-β-cyclopropyl-L-alanine, 99%214750-76-2C21H21NO4
2-(4-chlorophenyl)-N-(4-ethoxybenzyl)ethanamine(SALTDATA: HBr)423739-52-0C17H20ClNO
2,4-dimethyl-5-[(4-methyl-1-piperazinyl)methyl]benzaldehyde(SALTDATA: 2HCl)894370-26-4C15H22N2O
5-methoxy-1-methyl-1H-indole-2-carboxylic acid(SALTDATA: FREE)5-???-1-??-1H-??-2-?????59908-54-2C11H11NO3
2-[4-(tert-Butoxycarbonyl)piperazin-1-yl]isonicotinic acid, 97%2-[4-(tert-???????)????-1-?]??????654663-42-0C15H21N3O4
DL-?-3-p-Tolylalaninol3-???-3-P-??-???-1-OL68208-23-1C10H15NO
3,3-Difluoro-cyclobutanecarboxylic acid3,3-???????????????107496-54-8C5H6F2O2
2-(3'-Pyridyl)benzoic acid134363-45-4C12H9NO2
(2,4-Dimethoxy-benzyl)-(3-methoxy-benzyl)-amine(2,4-????-??)-(3-???-??)-??355816-85-2C17H21NO3
11-Chloro-1-undecene, 97%872-17-3C11H21Cl
N-[3-(4-Aminophenoxy)phenyl]-N,N-dimethylamineN-[3-(4-??????)??]-N,N-?????56705-87-4C14H16N2O
N-[(9H-Fluoren-9-ylMethoxy)carbonyl]-D-glutaMic AcidN-[(9H-FLUOREN-9-YLMETHOXY)???]-D-?????104091-09-0C20H19NO6
4-Aminothieno[2,3-d]pyrimidine14080-56-9C6H5N3S
Morpholine-4-carboxamidinium acetate????-4-?????????????402726-73-2C7H15N3O3
3-acetyl-1,3-thiazolidine-4-carboxylic acid(SALTDATA: FREE)N-???-L-?????-4-?????24877-72-3C6H9NO3S
2-Methoxy-5-(trifluoromethyl)benzoic acid2-???-5-(????????)???4864-01-1C9H7F3O3
2-(2,2,2-Trifluoroethoxy)nicotinonitrile 95%175277-89-1C8H5F3N2O
1-Butyl-1-phenylhydrazine1-N-??-1-??????61715-75-1C10H16N2
3-(3-fluorophenyl)tetrahydro-3-furancarbaldehyde(SALTDATA: FREE)3-(3-??????)??????-3-?????????(?????:??)1060817-40-4C11H11FO2
2-Methoxy-1-naphthaleneboronic acid(2-???-1-???)??104116-17-8C11H11BO3
3-N-Boc-amino-3-(4-fluoro-phenyl)-propan-1-ol3-N-BOC-???-3-(4-????-??)-???-1-OL862466-16-8C14H20FNO3
(2-Amino)heptafluoro-4-imino-2-pentene2-???-4-???????????-2-?77953-70-9C5H3F7N2
3-bromo-4-(dimethylamino)benzaldehyde(SALTDATA: FREE)3-???-4-??????-??????56479-63-1C9H10BrNO
N-Trimethoxysilylpropylisothiouronium chlorideN-(??????????)????-????????84682-36-0C4H13ClN2O3SSi
2,2-Dimethyl-chroman-4-one2,2-???-???-4-?3780-33-4C11H12O2
3-Chloro-4-fluorotoluene1513-25-3C7H6ClF
3,5-Dimethyl-1-benzofuran-2-carboxylic acid, 95%3,5-???-1-????-2-?????16817-32-6C11H10O3
8-Anilino-1-naphthalenesulfonic acid ammonium salt, 97%28836-03-5C16H16N2O3S
3-CarbaMoyl-2,2,5,5-tetraMethyl-3-pyrrolin-1-yloxy3-????-2,2,5,5-?????-3-???-1-???3229-73-0C9H15N2O2*
N-2-naphthyl-3-oxobutanamide(SALTDATA: FREE)42414-19-7C14H13NO2
N-Boc-hexahydro-1H-azepin-4-ol4-????????-1-?????TERT-??????478832-21-2C11H21NO3
Adamantane, 99%????281-23-2C10H16
Nitrilotris(methylenephosphonic acid), 50% solution in H2O????????? ????6419-19-8C3H12NO9P3
N-benzyl-1-cyclohexylmethanamine(SALTDATA: HCl)N-(????????)????4352-47-0C14H21N
1-Ethyl-3-MethyliMidazoliuM Trifluoro(trifluoroMethyl)borate1-??-3-?????????????(????????)????681856-28-0C7H11BF6N2
3-(2,3-dihydro-1,4-benzodioxin-6-ylthio)propanoic acid(SALTDATA: FREE)915921-00-5C11H12O4S
4-Penten-1-yl Isothiocyanate???????4-??-1-?????18060-79-2C6H9NS
1,6-Anhydro-3,4-O-isopropylidene-β-D-galactopyranose52579-97-2C9H14O5
5-AMino-3-Methylisothiazole hydrochloride5-???-3-??????????52547-00-9C4H7ClN2S
DL-4-Chlorophenylalanine ethyl ester hydrochloride, 98+%52031-05-7C11H15Cl2NO2
4-Bromo-N-[2-(tert-butyldimethylsilyloxy)ethyl]benzenesulphonamide 98%4-BROMO-N-[2-(TBDMSO)??]???????850429-52-6C14H24BrNO3SSi
1-(3-Chloropropyl)-1,3-dihydrobenziMidazol-2-one62780-89-6C10H11ClN2O
1-(2-isothiocyanatoethyl)-4-methoxybenzene(SALTDATA: FREE)1-(2-????????-??)-4-???-??17427-37-1C10H11NOS
2-Phenyl-5-p-tolyl-2H-pyrazol-3-ylamine2-??-5-P-??-2H-???-3-???90012-40-1C16H15N3
5-amino-1-benzyl-1H-1,2,3-triazole-4-carboxamide(SALTDATA: FREE)4342-08-9C10H11N5O
Ethyl 4-fluoro-3-MethylbenzoylforMate??4-????-3-??????????732251-71-7C11H11FO3
2,2,6-Trimethyl-4H-1,3-dioxin-4-one, 90%2,2,6-????-4H-1,3-????-4-?5394-63-8C7H10O3
(R)-1-Benzyl-3-aminopiperidine, 98%, ee: 98%(R)-3-???-1-??????168466-84-0C12H18N2
3-Amino-7-azaindole, 95%189882-31-3C7H7N3
5-(Fur-2-yl)thiophene-2-carbonyl chloride 97%5-(2-??)???-2-?????????868755-63-9C9H5ClO2S
3-O-Acetyl-6-O-benzoyl-5-O-(methylsulfonyl)-1,2-O-isopropylidene-α-D-glucofuranose3-O-???-6-O-BENZOYL-5-O-(?????)-1,2-O-???????-??-D-???????102029-58-3C19H24O10S
Ammonium tetrachloroplatinate(II), 99%13820-41-2Cl4H4NPt-
Tetramethylammonium iodide, 99%?????? ???75-58-1C4H12IN
Methyl β-D-thiogalactopyranoside, 98%155-30-6C7H14O5S
Xylene cyanol FF?????? FF2650-17-1C25H28N2O6S2.Na
Citalopram hydrobromide, 95%, selective serotonin reuptake inhibitor (SSRI)59729-32-7C20H22BrFN2O
8-bromo-6-nitroH-imidazo[1,2-a]pyridine hydrochloride, 95%957120-43-3C7H5BrClN3O2
5-[3,4-(Methylenedioxy)phenyl]-5-oxovaleric acid5-[3,4-(??????)??]-5-??????87961-41-9C12H12O5
5-(3,4-Dimethoxyphenyl)-5-oxovaleric acid4378-55-6C13H16O5
(4-Amino-phenyl)-(2-methyl-piperidin-1-yl)-methanone(4-???-??)-(2-??-????-1-?)-???436095-31-7C13H18N2O
1-(7-methyl[1,2,4]triazolo[1,5-a]pyrimidin-6-yl)ethanone(SALTDATA: FREE)320416-90-8C8H8N4O
1-Chloroisoquinoline-3-carboxylic acid1-????????-3-?????1049606-80-5C10H6ClNO2
2-Methoxy-beta-estradiol362-07-2C19H26O3
Methyl 1,2-dihydro-2-oxopyridine-4-carboxylate 98%??1,2-????-2-?????-4-???????89937-77-9C7H7NO3
tert-Butyl Propiolate13831-03-3C7H10O2
3-(5-ethyl-4H-1,2,4-triazol-3-yl)aniline(SALTDATA: 2HCl)915921-65-2C10H12N4
(2-aminoethyl)(2-methyl-4-quinolinyl)amine(SALTDATA: FREE)4-(2-?????)???-2-?????81528-71-4C12H15N3
4-(2-Aminophenyl)-1-phenethylpiperidine4-(2-?????)-1-??????889942-31-8C19H24N2
Acetophenone p-Toluenesulfonylhydrazone4545-21-5C15H16N2O2S
N-(4-sec-butylphenyl)-3-oxobutanamide(SALTDATA: FREE)690991-18-5C14H19NO2
1-(4-fluorophenyl)-N-methylethanamine(SALTDATA: HCl)??????,4-????-N,??-???-(9CI)574731-02-5C9H12FN
4'-Hexyloxybenzylidene-4-cyanoaniline35280-78-5C20H22N2O
N-(2-AMinoethyl)MaleiMide Hydrochloride2-?????????HCL134272-64-3C6H9ClN2O2
N-Methyl-2-[1-methyl-3-(trifluoromethyl)-1H-pyrazol-5-yl]benzylamine, 97%898598-62-4C13H14F3N3
1-(1H-imidazol-4-ylsulfonyl)piperidine-4-carboxylic acid(SALTDATA: FREE)899717-99-8C9H13N3O4S
Ethyl 3-(4-methoxyphenyl)acrylate???????????99880-64-5C12H14O3
5-(Bromomethyl)-3-(4-methoxyphenyl)-1,3-oxazolidin-2-one121082-86-8C11H12BrNO3
3-(3,4-Dichloro-phenyl)-3-oxo-propionic acidmethyl ester677326-67-9C10H8Cl2O3
Zm241385139180-30-6C16H15N7O2
3,9-Dodecadiyne, 97%61827-89-2C12H18
Boc-Gln-ONp15387-45-8C16H21N3O7
N-Benzyloxycarbonyl-L-glutamic acid γ-tert-butyl ester, 99%3886-08-6C17H23NO6
2-CyclohexylethylaMine2-??????-?????????????4442-85-7C8H17N
2-(4-Hydroxyphenyl)-2-morpholinoacetonitrile, 95%2-(4-???????)-2-???????????247565-44-2C12H14N2O2
7-isopropyl[1,2,4]triazolo[1,5-a]pyrimidine-5-carboxylic acid(SALTDATA: FREE)878453-66-8C9H10N4O2
3-Amino-3-[3-(trifluoromethyl)phenyl]-propanoic acid3-???-3-[3-(????????)??]????143438-91-9C10H10F3NO2
Octyl β-D-galactopyranoside ,98%N-??-??-D-?????????40427-75-6C14H28O6
N-Allyloxycarbonyl-4-piperidone1-N-ALLOC-4-????306296-67-3C9H13NO3
(+)-(3R,4S)-3,4-Dimethyl-4-(3-hydroxyphenyl)piperidine145678-87-1C13H19NO
9-Acetyl-3,6-diiodocarbazole9-???-3,6-DIIODOCARBAZOLE606129-89-9C14H9I2NO
4,5-Dimethoxy-2-nitrobenzyl carbonochloridate6-??????????????42855-00-5C10H10ClNO6
(2S,4S)-(-)-2,4-Bis(diphenylphosphino)pentane(norbornadiene)rhodium(I) hexafluorophosphate(2S,4S)-(-)-2,4-BIS(???????)??(???????)??(I)?????????154661-57-1C36H38F6P3Rh
Butyl Ethyl SulfideN-????????638-46-0C6H14S
1H,1H,9H-Hexadecafluorononyl acrylate4180-26-1C12H6F16O2
5-BroMo-4'-chlorosalicylanilide5-???-4'-???????????3679-64-9C13H9BrClNO2
N-(4-Carbethoxyphenyl)-N-4-(6'-benzothiazole)amineN-(4-??????)-N-4-(6'-?????)??458550-54-4C16H14N2O2S
3-(Dimethylamino)-4-methoxybenzoic acid3-(??????)-4-??????197500-33-7C10H13NO3
Fmoc-N-methyl-d-alanine138774-92-2C19H19NO4
4-Oxo-1,2-dihydro-4H-pyrrolo[3,2,1-ij]quinoline-5-carbaldehyde386715-47-5C12H9NO2
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