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

?? ?:J & K SCIENTIFIC LTD.
??:-
???:jkinfo@jkchemical.com
??:China
URL: www.jkchemical.com
? ?? ?:96815
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2-BroMo-5-(hydroxyMethyl)pyridine122306-01-8C6H6BrNO
2,5-Dichloropyridine-3-carbonyl chloride, 97%78686-87-0C6H2Cl3NO
4-Amino-6-chloropyrimidin-5-ylamine, 97%4316-98-7C4H5ClN4
2,6-Di-tert-butyl-4-methylpyridine, 98%38222-83-2C14H23N
N-Acetyl-L-phenylalanine, 99%2018-61-3C11H13NO3
4-Methylumbelliferyl nonanoate4-?????????????18319-93-2C19H24O4
2,4-Dinitrophenetole2,4-???????610-54-8C8H8N2O5
1-Methylindole1-????603-76-9C9H9N
2-Cyanobenzene-1-sulfonyl chloride, 97%69360-26-5C7H4ClNO2S
2-(tetrahydro-2H-pyran-4-yl)acetyl chloride, 95%40500-05-8C7H11ClO2
Cyclopentylacetonitrile???????????5732-87-6C7H11N
1-(4-Aminophenyl)pyrrolidin-2-one1-(4-?????)????-2-?13691-22-0C10H12N2O
Imidazo[1,2-a]pyridin-5-amine????[1,2-a]???-5-???66358-23-4C7H7N3
3-tert-Butylbenzenesulfonyl chloride3-tert-????????????2905-26-2C10H13ClO2S
2-Bromo-6-(1H-pyrazol-1-yl)pyridine, 97%123640-41-5C8H6BrN3
2,6,8-TriMethyl-4-nonanol (threo- and erythro- Mixture)2,6,8-???????-4123-17-1C12H26O
1-Nitro-4-(trifluoromethoxy)benzene, 98%713-65-5C7H4F3NO3
2-ethyl-5-(4H-1,2,4-triazol-4-yl)aniline(SALTDATA: FREE)1082766-55-9C10H12N4
1,1,5-Triacetoxy-2,2-dichloropentane, 97%1,1,5-??????-2,2-??????,97141942-61-2C11H16Cl2O6
N-Methylanthranilic Acid119-68-6C8H9NO2
Cadmium iodide, 99%??? ??????7790-80-9CdI2
2,3-Dihydrobenzofuran-5-ylmethylamine, 97%5-(?????)-2,3-???????[B]??55745-74-9C9H11NO
(2S,4S)-1-tert-Butyl 2-methyl-4-hydroxypiperidine-1,2-dicarboxylate254882-14-9C12H21NO5
3,3'-(3,3'-DiMethoxy-4,4'-diphenylene)bis(2-phenyl-5-veratryltetrazoliuM Chloride)106629-90-7C46H44Cl2N8O6
2-Methyl-6-nitrobenzonitrile1885-76-3C8H6N2O2
3-bromo-4-chloro-1H-indazole, 95%3-???-4-???(1H)???885521-40-4C7H4BrClN2
Reinecke salt, 98%?????13573-16-5C4H8CrN7S4
2-Bromo-1,5-dimethyl-1H-imidazole2-???-1,5-????-1H-????235426-31-0C5H7BrN2
2,3,6-Trifluorobenzaldehyde, 97%104451-70-9C7H3F3O
4-Oxo-4-(2-thienyl)butyric acid, 97%4-??-4-(2-???)????4653-08-1C8H8O3S
Pyridine-3-sulfonic acid, 98%636-73-7C5H5NO3S
2-Chloro-4-morpholinobenzenecarboxylic acid2-???-4-????????????175153-55-6C11H12ClNO3
2,4-Difluoro-3-methoxybenzaldehyde2,4-?????-3-?????????870837-66-4C8H6F2O2
Progesterone, 98%??????57-83-0C21H30O2
Diphenyl phosphate, 99.7%???? ???838-85-7C12H11O4P
2'-Methoxyacetophenone, 99%2'-????????579-74-8C9H10O2
N-Acetyl-2-(methylsulphonyl)anilineN-(2-(?????)??)??????20628-27-7C9H11NO3S
2-chloro-N-[2-(2-methoxyphenyl)ethyl]acetamide(SALTDATA: FREE)2-???-N-[2-(2-?????)??]??????34162-11-3C11H14ClNO2
(4-fluorobenzyl)(1-phenylethyl)amine(SALTDATA: HCl)N-(4-??????)-N-(1-????)??356531-62-9C15H16FN
N-(2,3,4-Trifluorophenyl)thiourea, 97%2,3,4-?????????????175205-26-2C7H5F3N2S
Phenylthiohydantoin-leucine4399-40-0C13H16N2OS
2,3,4,5,6-Pentafluoroaniline, 99%771-60-8C6H2F5N
3,4-Dihydro-2H-pyrido[1,2-a]pyrimidin-2-one, 98%5439-14-5C8H8N2O
Alcian Blue 8GX, dye content 50%33864-99-2C56H68CuN16S4.4Cl
1-(Diphenylmethyl)-3-hydroxyazetidine, 98%1-(?????)-3-????????18621-17-5C16H17NO
5-Methylhexanoic Acid5-????????628-46-6C7H14O2
Clofibrate, 98%???????637-07-0C12H15ClO3
4-Methylthiophene 2-ylmethanol, 97%4-?????2-????74395-18-9C6H8OS
3-Amino-5-(4-fluorophenyl)thiophene-2-carbonitrile, 97%210356-63-1C11H7FN2S
Ethyl 2-fluoro-4-iodobenzoate??2-????-4-????????205750-82-9C9H8FIO2
(R)-3-Phenylcyclohexanone(R)-3-???????34993-51-6C12H14O
Solvent Black 5C.I. ??? BLACK 511099-03-9
Z-Ser-OH, 99%1145-80-8C11H13NO5
2-Cyclopentylcyclopentanone4884-24-6C10H16O
Terephthalonitrile, 98%623-26-7C8H4N2
3-Benzylpyridine620-95-1C12H11N
3-Amino-N-methyl-benzamide25900-61-2C8H10N2O
(1-Boc-piperidin-4-yl)acetic acid, 98%1-Boc-4-????????157688-46-5C12H21NO4
4-BroMothiazole4-??????34259-99-9C3H2BrNS
2-(Tetrahydropyran-4-yloxy)benzonitrile , 97%2-(????????-4-???)?????898289-37-7C12H13NO2
LincoMycin Hydrochloride859-18-7C18H35ClN2O6S
3-Nitrophthalimide, 99%603-62-3C8H4N2O4
1-(3-AcetaMidophenyl)-5-Mercaptotetrazole14070-48-5C9H9N5OS
2-(Dicyclohexylphosphino))-1,1'-biphenyl, 98% CyJohnPhos2- (? ???? ?? ?? ??)) -1,1'- ? ??247940-06-3C24H31P
2-Bromo-5-chlorotoluene, 98%2-???-5-??????14495-51-3C7H6BrCl
1-Tetradecanol, 98%???? ??? (N-??????)112-72-1C14H30O
1,2-Octanediol, 99%????????1117-86-8C8H18O2
2,6-Dichloro-4-(trifluoroMethyl)pyridine39890-98-7C6H2Cl2F3N
Nα-Fmoc-L-glutamic-acid 5-tert-butyl ester, 98%71989-18-9C24H27NO6
2,4,5-Trifluorobenzenesulfonyl chloride220227-21-4C6H2ClF3O2S
4-TrifluoroMethylphthalic acid4-???????????835-58-5C9H5F3O4
2,5-Dichlorophenylthiourea, 97%4949-85-3C7H6Cl2N2S
3-(Pyridin-4-yl)aniline 97%3-???-4-????40034-44-4C11H10N2
4-(3-Trimethylsilanylethynyl-pyridin-2-yl)-morpholine4-(3-??????????-???-2-YL)-????499193-56-5C14H20N2OSi
4'-Chloropropiophenone, 97%6285-05-8C9H9ClO
3,3,4,5,5,5-Hexafluoro-2-pentanone3,3,4,5,5,5-????????-2-?60249-67-4C5H4F6O
1,2,3,4,5,6-HexabroMocyclohexane1,2,3,4,5,6-???????????1837-91-8C6H6Br6
2-(1-isobutylpiperidin-2-yl)ethanamine(SALTDATA: FREE)2-(1-????????-2-?)????938459-02-0C11H24N2
N-Methyl-3-(1H-pyrazol-1-ylmethyl)benzylamine , 90%N-METHYL-3-(1H-PYRAZOL-1-YLMETHYL)????892502-10-2C12H15N3
(4R)-(+)-4-(2-Chlorophenyl)-5,5-dimethyl-2-hydroxy-1,3,2-dioxaphosphinan 2-oxide98674-87-4C11H14ClO4P
3-(4'-Fluorophenyl)indole-2-carboxylic acid ethylester3-(4'-??????)??-2-???????????93957-39-2C17H14FNO2
Diethyldiphenylsilane(Diphenyldiethylsilane)????????17964-10-2C16H20Si
3,4'-difluoro-3'-Methylbenzophenone746651-90-1C14H10F2O
Ethyl 3-(chlorosulfonyl)propanoate??3-(??????)???????103472-25-9C5H9ClO4S
Tin(II) acetate, 99%638-39-1C4H6O4Sn
3-[(2,4-dimethylphenyl)amino]-3-oxopropanoic acid(SALTDATA: FREE)58271-38-8C11H13NO3
4-Methyl-2-oxopentanoic acid, sodium salt, hydrate, 98+%4-??-2-??????,????,???332360-07-3C6H11NaO4
2-{4-[3-Chloro-5-(trifluoromethyl)-2-pyridyl]piperazino}ethan-1-ol, 97%215434-40-5C12H15ClF3N3O
Methyl 3-[(4-methylpiperazin-1-yl)methyl]benzoate , 97%658689-29-3C14H20N2O2
1-Hydroxydicyclopentadiene6814-80-8C10H12O
2-(Phenoxymethyl)benzonitrile , 97%2-(?????)?????97168971-54-8C14H11NO
4-BroMo-4'-isopropylbenzophenone4-???-4'-ISO-???????91404-24-9C16H15BrO
3',6'-DiMethoxyfluoran3',6'-????????36886-76-7C22H16O5
2-chloro-8-methoxy-4-methylquinoline(SALTDATA: FREE)???-BBBB702020477289445-80-7C11H10ClNO
N-(2-Chlorophenyl)-2-cyanoacetamideN-(2-???-??)-2-???-??????50982-66-6C9H7ClN2O
N-Propyl-N-(2,3-dihydroxypropyl)perfluoro-n-octylsulfonaMideNN-PROPYL-N-(2,3-DIHYDROXYPROPYL)????????????2262-49-9C14H14F17NO4S
4-Chloro-2,3,5,6-tetrafluoropyridine52026-98-9C5ClF4N
2-[7-Chloroquinolin-4-yl)thio]acetohydrazide, 97+%2-[(7-??????-4-YL)??]?????????306935-50-2C11H10ClN3OS
1-(2-Chloro-phenyl)-pyrrole-2,5-dione1-(2-???-??)-??-2,5-??1203-24-3C10H6ClNO2
1-(3-Chlorophenyl)-5-oxopyrrolidine-3-carboxylic acid1-(3-?????)-5-??????-3-?????92847-41-1C11H10ClNO3
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