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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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4-Chloro-5-methoxy-1H-pyrrolo[2,3-b]pyridine4-???-5-???-1H-???[2,3-B]???1020056-72-7C8H7ClN2O
5-Methoxy-2-Methylbenzothiazole5-???-2-???????2941-69-7C9H9NOS
2,6-Dimethyl-1,8-naphthyridine2,6-???-1,8-?????14757-45-0C10H10N2
1-(2,2-dimethyl-1-phenylcyclopropyl)methanamine(SALTDATA: FREE)1-(2,2-????-1-?????????)???884091-19-4C12H17N
Cobalt(Ⅱ) acetylacetonate???(II) ?????????14024-48-7C15H21CoO6
4-Fluoro-3-methoxybenzoic acid, 98%82846-18-2C8H7FO3
4,5,5,5-Tetrafluoro-4-(trifluoromethyl)pentan-1-ol 97%4,5,5,5-???????-4-(????????)??-1-?29819-73-6C6H7F7O
Yttrium(III) carbonate trihydrate (99.9%-Y) (REO)??????????5970-44-5CH4O4Y
1-tert-Butyl-piperidin-4-one, 97%1-TERT-??-????-4-?1465-76-5C9H17NO
3-(Cyanomethyl)-2,4,5-trimethylthiophene, 98%3-(?????)-2,4,5-???????112440-49-0C9H11NS
3-(4-fluorophenyl)tetrahydro-3-furancarbaldehyde(SALTDATA: FREE)3-(4-??????)??????-3-?????????(?????:??)1060817-44-8C11H11FO2
2,3-DiMethyl-piperidine2,3-???????5347-68-2C7H15N
3',6'-Dichlorofluoran, 95%630-88-6C20H10Cl2O3
4-methyl-6-(methylthio)-1,3,5-triazin-2-amine(SALTDATA: FREE)4-??-6-(????)-1,3,5-????-2-??27622-90-8C5H8N4S
2-(2-methylphenyl)-1H-indene-1,3(2H)-dione(SALTDATA: FREE)15432-97-0C16H12O2
4-(1-Methyl-1H-pyrazol-3-yl)-phenylamine4-(1-??-1h-???-3-?)???916766-82-0C10H11N3
tert-Butyl Pentachlorophenyl Carbonatetert-????????????18942-25-1C11H9Cl5O3
1,2,4-Benzenetricarboxylic acid, 98%1,2,4-????????528-44-9C9H6O6
1,3,5-Triallyl-1,3,5-triazine-2,4,6(1H,3H,5H)-trione, 98%, stabilized with MEHQ???? ????????1025-15-6C12H15N3O3
Ethyl (4-bromobenzoyl)acetate, 97%3-(4-???-??)-3-??-???????????26510-95-2C11H11BrO3
N-(3-Acryloxy-2-hydroxypropyl)-3-aminopropyl-triethoxysilane (50% ethanol)123198-57-2C15H31NO6Si
1,1,2,3,3-Pentachloropropane1,1,2,3,3-????????15104-61-7C3H3Cl5
3-(Trifluoromethyl)thiophene3-(????????)???86093-77-8C5H3F3S
3-(Trimethylsilyloxy)-1-butyne, 97%17869-76-0C7H14OSi
4-(n-Octyloxy)benzeneboronic acid121554-09-4C14H23BO3
2-Aminopyrimidine-5-boronic acid2-???-????-5-???936250-22-5C4H6BN3O2
1-Butyl-1-methylpyrrolidinium bis(trifluoromethylsulfonyl)imide, 99%223437-11-4C11H20F6N2O4S2
Boc-cis-1,4-aminocyclohexyl acetic acid, 98%FMOC-CIS-1,4-????????????327156-95-6C13H23NO4
9H-Xanthene-9-carbonyl chloride9H-??-9-????????26454-53-5C14H9ClO2
1-azepanyl(oxo)acetic acid(SALTDATA: FREE)???-1-YL-??-????886505-59-5C8H13NO3
Methyl 2-(4-methoxy-3-nitrophenyl)acetate4-METHOXY-3-NITRO-BENZENEACETICACID??????34837-88-2C10H11NO5
3-Chloro-5-Methylbenzoic acid3-???-5-??-???56961-33-2C8H7ClO2
tert-butyl 3-thiocarbamoylpyrrolidine-1-carboxylate, 95%3-THIOCARBAMOYL-PYRROLIDINE-1-CARBOXYLICACIDTERT-??????122684-35-9C10H18N2O2S
3-(3-Fluorophenyl)-propionitrile3-(3-??????)??????25468-87-5C9H8FN
Cyclopropanecarbonyl chloride, 98%??????????????4023-34-1C4H5ClO
3-(4-Hydroxyphenyl)-1-(2-naphthyl)-2-propen-1-one2-[3-(4-???????)?????]????57221-63-3C19H14O2
3-(2-amino-1,3-thiazol-4-yl)propanoic acid(SALTDATA: HCl)3-(2-AMINO-1,3-THIAZOL-4-YL)????100114-41-8C6H8N2O2S
N,N-dimethyl-N'-(4-methylbenzyl)-1,2-ethanediamine(SALTDATA: 2HCl)65875-43-6C12H20N2
1-(2-Ethoxyphenyl)piperazine 97%1-(2-?????)????13339-01-0C12H18N2O
Biadamantylidene30541-56-1C20H28
3-Iodotetrahydrofuran , 97%3-???-??????-??121138-01-0C4H7IO
2,6-Dimethoxy-4-{[(pyridin-3-ylmethyl)amino]methyl}-phenol2,6-????-4-([(PYRIDIN-3-YLMETHYL)-AMINO]-METHYL)-??680185-77-7C15H18N2O3
2,4-Dimethyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3-thiazole , 97%859833-13-9C11H18BNO2S
4-Thiocyanato-O-cresol4-?????-3-???????????3774-53-6C8H7NOS
(1S,2S)-(-)-1,2-Diaminocyclohexane-N,N'-bis(2-diphenylphosphino-1-naphthoyl), min. 94% (S,S)-DACH-Naphthyl Trost Ligand(S, S) -DACH- ?? ? ?? ?? ???205495-66-5C52H44N2O2P2
2-Chloroethyl ethyl ether, 98%???(2-)???????628-34-2C4H9ClO
Ethyl 3,3,3-trifluoropropionate, 97%??3,3,3-???????????352-23-8C5H7F3O2
1-Adamantanamine hydrochloride, 99%, antiviral and antiparkinsonian compound???? ?????????665-66-7C10H18ClN
4-Bromo-N,N-dimethylbenzamide4-???-N,N-????????18469-37-9C9H10BrNO
3-Fluoro-5-(trifluoromethyl)benzaldehyde, 97%3-????-5-(?????????)??????188815-30-7C8H4F4O
3-Bromo-2-[4-(bromomethyl)phenyl]thiophene, 97%3-BROMO-2-[4-(?????)??]???941716-98-9C11H8Br2S
N-(4-Bromo-2-methyl-phenyl)-2-chloro-acetamideN-(4-BROMO-2-????)-2-?????????96686-51-0C9H9BrClNO
4-Methoxyphenethyl alcohol702-23-8C9H12O2
N-(3-bromophenyl)cyclopropanecarboxamide(SALTDATA: FREE)N-(3-?????)?????????????14372-07-7C10H10BrNO
3-[(4-Pyridylmethyl)amino]propanenitrile, 97%648409-30-7C9H11N3
Ribonucleic acid, pract., 90%????63231-63-0
2,4-Dihydroxypyrrolo[2,3-d]pyriMidine39929-79-8C6H5N3O2
N-(2-Chloroethyl)-N'-(4-pyridinyl)urea1-(2-???-??)-3-???-4-?-???62491-96-7C8H10ClN3O
5-Methyl-2-propyl-2H-pyrazol-3-ylamine5-??-2-???-2H-???-3-???3524-34-3C7H13N3
4-(Pyrazin-2-yl)benzaldehyde4-???-2-???????127406-08-0C11H8N2O
3,5-Dimethylpiperidine, 99%???????(3,5-)35794-11-7C7H15N
Bis(triphenyltin) oxide, 98%1262-21-1C36H30OSn2
2-Fluoro-5-trifluoromethylbenzyl chloride2-????-5-???????????????883543-26-8C8H5ClF4
alpha-CyanocinnaMic Acid1011-92-3C10H7NO2
(5-(Pyridin-3-yl)-1,3,4-oxadiazol-2-yl)methanamine(5-(???-3-?)-1,3,4-?????-2-?)????737690-96-9C8H8N4O
1-Butyl-3-methylimidazolium methanesulfonate, 98% [BMIM] [MeSO4]401788-98-5C9H18N2O4S
3(2H)-Pyridazinone3(2H)-?????504-30-3C4H4N2O
3-(Chloromethyl)-1-methyl-1H-indazole , 97%3-(?????)-1-??-1H-???1578-97-8C9H9ClN2
3-Methacryloxypropyltris(vinyldimethylsiloxy)-silane3-METHACRYLOXYPROPYLTRIS(VINYLDIMETHYLSILOXY)??17096-10-5C19H38O5Si4
3,5-Dichlorobenzoyl chloride, 97%3,5-??????? ?????2905-62-6C7H3Cl3O
4-Bromo-1H-indazole-3-carboxylic acid4-???-3-?????885521-80-2C8H5BrN2O2
2,3-Dihydroxyquinoxaline, 99%15804-19-0C8H6N2O2
1-Acetyl-4-methyl-2,5-dihydro-1H-pyrrol-2-one , 97%34581-92-5C7H9NO2
1-Methyl-1H-indazole-4-boronic acid pinacol ester1-??-1H-???-4-??????????885698-94-2C14H19BN2O2
ChroMan-6-carboxylic acid???-6-????103203-84-5C10H10O3
3-(2,4-dimethyl-6-oxo-1,6-dihydropyridin-3-yl)propanoic acid(SALTDATA: FREE)1119453-13-2C10H13NO3
1-Benzosuberone, 97%1-?????826-73-3C11H12O
2-Chloro-4-(N,N-diMethylaMino)pyriMidine31058-81-8C6H8ClN3
4-(4-Fluorobenzyloxy)benzaldehyde 97%4-(4-????????)??????56442-17-2C14H11FO2
Tricaprylin???? ?????????538-23-8C27H50O6
3,3-dimethyl-2-piperidinone(SALTDATA: FREE)3,3-???????-2-?23789-83-5C7H13NO
6-FluorochroMone-3-carboxaldehyde6-???????-3-?????????69155-76-6C10H5FO3
3-(2-hydroxyphenyl)-4,5-dihydroisoxazole-5-carboxylic acid(SALTDATA: FREE)3-(2-??????)-4,5-????????-5-?????(SALTDATA:FREE)712347-85-8C10H9NO4
2-Ethoxybenzoic acid, 98%2-??????134-11-2C9H10O3
2,5-dibromophenol, 95%2,5-??????28165-52-8C6H4Br2O
p,p'-DDD????? ???? ???????72-54-8C14H10Cl4
1-piperidin-1-ylcyclohexanecarbonitrile(SALTDATA: FREE)1-????????????????3867-15-0C12H20N2
3-Chloro-5-nitropyridine, 97%22353-33-9C5H3ClN2O2
(1-Ethoxyethylidene)malononitrile, 98%(1-????????)??????5417-82-3C7H8N2O
2-(1,1-DiethoxyMethyl)pyridine-3-boronic acid pinacol ester1218790-41-0C16H26BNO4
2-Propylphenol644-35-9C9H12O
1,3-Diamino-2-propanol, 97%616-29-5C3H10N2O
5-Bromo-6-chloro-3-indolyl β-D-glucopyranoside, 98%5-BROMO-6-CHLORO-3-INDOXYL-BETA-D-?????????93863-89-9C14H15BrClNO6
2-Fluoro-5-(phenylcarbamoyl)benzeneboronic acid 98%2-????-5-(???????)?????874289-41-5C13H11BFNO3
[4-(Piperidin-1-ylmethyl)phenyl]methanol, 95%[4-(????-1-???)??]???91271-62-4C13H19NO
Diethyl [(tetrahydro-2H-pyran-2-yloxy)methyl]phosphonate???[(??????-2H-??-2-???)??]??????71885-51-3C10H21O5P
1,3,7-Trimethyl-8-piperazin-1-yl-3,7-dihydro-purine-2,6-dione50693-74-8C12H18N6O2
N-[3-(Aminomethyl)phenyl]-N-methylamineN-[3-(?????)??]-N-????768343-60-8C8H12N2
1-Pyrrolidin-2-cyclohexyl-2-(N-Cbz-N-methyl)amino-ethaneCBZ-??-(1-PYRROLIDIN-1-YLMETHYL-CYCLOHEXYL)-AMINE675602-75-2C20H30N2O2
3-Amino-4-(phenylsulfonyl)thiophene-2-carboxylic acid , 97%3-???-4-(?????)???-2-?????175201-59-9C11H9NO4S2
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