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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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3,5,6,7,8,9-hexahydro-4H-pyrimido[4,5-d]azepin-4-one(SALTDATA: 2HCl)46001-09-6C8H11N3O
1-(3-Bromophenyl)piperidine , 97%1-(3-?????)????84964-24-9C11H14BrN
4-(2-ChloroacetaMido)-2,2,6,6-tetraMethylpiperidine 1-Oxyl Free Radical4-(2-?????????)-2,2,6,6-?????????1-??36775-23-2C11H20ClN2O2*
4-Hexyloxybenzoyl chloride, 98%39649-71-3C13H17ClO2
2-(3-Nitrophenyl)-2-oxoethyl thiocyanate3-????????????6097-22-9C9H6N2O3S
4-(N,N-DiMethylaMinoMethyl)phenylboronic acid pinacol ester hydrochloride878197-87-6C15H24BNO2
2-Bromo-4-trifluoromethylphenylisothiocyanate2-???-4-?????????????????????688763-22-6C8H3BrF3NS
Propyl Salicylate????N-???????607-90-9C10H12O3
Octadecyl 3-Mercaptopropionate (contains ca. 12% Hexadecyl 3-Mercaptopropionate)????3-???????????31778-15-1C21H42O2S
4-Carboxybenzamidine hydrochloride42823-72-3C8H9ClN2O2
1-(1-Naphthyl)ethanol1517-72-2C12H12O
p-XyloquinoneP-?????137-18-8C8H8O2
2-chloro-6,7-dimethoxy-4-methylquinoline(SALTDATA: FREE)2-???-6,7-DIMETHOXY-4-METHYLQUINOLINE697793-63-8C12H12ClNO2
5-Chloro-6-fluorobenzo-[2,1,3]-thiadiazole5-???-6-??????-2,1,3-?????175204-22-5C6H2ClFN2S
(1S,2S)-2-(Anthracene-2,3-dicarboxiMido)cyclohexanecarboxylic Acid446044-45-7C23H19NO4
Ethyl 2-oxo-2-(1H-pyrrolo[2,3-b]pyridin-3-yl)-acetate1H-???[2,3-b]???-3-????,α-??-,??????626604-80-6C11H10N2O3
N-Boc-L-threonol????,[(1R,2R)-2-????-1-(??????)???]-,1,1-99216-67-8C9H19NO4
4-(isopropoxymethyl)piperidine(SALTDATA: FREE)4-(????????)????(SALTDATA:??)1016827-31-8C9H19NO
Magnesium di-tert-butoxide, 95%32149-57-8(CH3)3COMgOC(CH3)3
Ethyl 2-(2-aminothiazol-4-yl)-2-hydroxyiminoacetate, 98%?? 2-???-??-(????????)-4-???????64485-82-1C7H9N3O3S
5,6-Dimethylbenzimidazole, 99%5,6-?????????582-60-5C9H10N2
Desloratadine, 98%??????100643-71-8C19H19ClN2
N-Cyclopropyl-2-piperazin-1-yl-acetamide, 98%N-???????-2-(1-?????)??????(SALTDATA:HCl)847783-37-3C9H17N3O
4,7-Dimethoxy-1,10-phenanthroline, 98%4,7-????-1,10-?????92149-07-0C14H12N2O2
2-(propylamino)benzoic acid(SALTDATA: FREE)2-(PROPYLAMINO)???21716-81-4C10H13NO2
3-bromo-5-hydrazino-1-methyl-1H-1,2,4-triazole(SALTDATA: FREE)1243250-18-1C3H6BrN5
2-Chloro-7-iodo-5H-pyrrolo[3,2-d]pyrimidine1152475-50-7C6H3ClIN3
3-Decyne2384-85-2C10H18
4,5-Ethylenedithio-1,3-dithiol-2-one4,5-??????-1,3-???-2-?74962-29-1C5H4OS4
2-(2-methyl-1-piperidinyl)ethanamine(SALTDATA: FREE)2-(2-??????-1-?)????768-08-1C8H18N2
Zinc 2-ethylhexanoate, 99% (~18% Zn, 1% Diethylene glycol monomethyl ether)136-53-8C16H30O4Zn
Cyclohexylbenzene, 99.5%?????????827-52-1C12H16
2-Ethyl-6-methyl-3-pyridinol hydrochloride13258-59-8C8H12ClNO
1,2,4,5-tetramethyl-1H-pyrrole-3-carbaldehyde(SALTDATA: FREE)1,2,4,5-?????-1H-??-3-???????(SALTDATA:??)1087610-71-6C9H13NO
Phenyl 3-Chloropropionate24552-27-0C9H9ClO2
1-FluoropyridiniuM Tetrafluoroborate [Fluorinating Reagent]107264-09-5C5H5BF5N
5-Bromo-3,4-dihydro-2H-naphthalen-1-one5-???-1-????68449-30-9C10H9BrO
1,1-Diphenyl-2-propyn-1-ol3923-52-2C15H12O
(S)-2-Aminooctane, 98% ee, 95%(S)-2-?????34566-04-6C8H19N
Cholesterol 2,4-Dichlorobenzoate???????????????32832-01-2C34H48Cl2O2
3,12-Bis(3-chloro-2-hydroxypropyl)-3,12-diaza-6,9-diazoniadispiro[5.2.5.2]hexadecane dichloride??????23476-83-7C18H36Cl4N4O2
7-Chloro-4-methyl-2H-1,2,4-benzothiadiazin-3(4H)-on-1,1-dioxide5790-71-6C8H7ClN2O3S
Z-1-Bromoheneicosa-3,6,9,12,15,18-hexaeneZ-1-BROMOHENEICOSA-3,6,9,12,15,18-??147544-57-8C21H31Br
1-(3-Methylbutyl)-1H-pyrazole-4-boronic acid, 97%1-(3-????)-1H-???-4-???847818-58-0C8H15BN2O2
5-(Butylthio)-3-chloro-1,2,4-thiadiazole5-(????)-3-???-1,2,4-?????36955-36-9C6H9ClN2S2
N-methyl-1-(4-methyl-1,2,3-thiadiazol-5-yl)methanamine(SALTDATA: FREE)N-??-1-(4-??-1,2,3-?????-5-?)????1060817-72-2C5H9N3S
4-butoxy-3-chloro-5-methoxybenzaldehyde(SALTDATA: FREE)4-???-3-???-5-?????????483316-01-4C12H15ClO3
6'-Sialyllactose sodium salt ,98%74609-39-5C23H38NNaO19
2-(4-forMylphenoxy)propanoic acid (SALTDATA: FREE)2-(4-???-???)-?????51264-78-9C10H10O4
4-[(diethylamino)methyl]-5-methylisoxazole-3-carboxylic acid(SALTDATA: HCl)4-[(??????)??]-5-??????-3-?????(SALTDATA:HCl)893749-99-0C10H16N2O3
1,3-Diacetoxyacetone1,3-?????????6946-10-7C7H10O5
Neu5Ac alpha(2-3)Gal beta MP GlycosideNEU5AC??(2-3)GAL??MP??????159922-54-0C24H35NO15
2-Chloro-N-(4-ethylphenyl)acetaMide2-???-N-(4-????)?????20172-36-5C10H12ClNO
3-(4-aminophenyl)-N-methylpropanamide(SALTDATA: FREE)3-(4-?????)-N-????????(?????:??)705256-69-5C10H14N2O
Diphenyl 4-BroMo-alpha-chlorobenzylphosphonate???4-???-??-???????????189099-56-7C19H15BrClO3P
1-Cyano-2-methyl-3-(3-methylphenyl)isothiourea1-???-2-??-3-(3-????)???????21504-97-2C10H11N3S
4-N-FMOC-Amino-4-carboxy-1,1-dioxo-tetrahydrothiopyran, 95%369402-96-0C21H21NO6S
2,3-Bis(trifluoromethyl)nitrobenzene 98%2,3-??(????????)?????1978-06-9C8H3F6NO2
4-Nitrophenyl phosphate, bis(cyclohexylammonium) salt monohydrate, 99+%4-????????DI(???????)?????123334-11-2C12H19N2O6P
Paraffin wax, granular, pure??? ??8002-74-2C21H27NO3
(3-phenylbutyl)amine(SALTDATA: HCl)3-??????38135-56-7C10H15N
trans-4-isopropoxy-3-pyrrolidinol(SALTDATA: HCl)???-4-??????-3-?????(SALTDATA:HCl)1212158-80-9C7H15NO2
Acryloxytri-n-butyltin???????????13331-52-7C15H30O2Sn
2,3-Dihydro-2-Methylbenzofuran?????-2-??????1746-11-8C9H10O
5-Naphth-2-yl-1H-pyrazole-3-carboxylic acid5-????-2-YL-1H-???-3-?????164295-94-7C14H10N2O2
3-O-Methylfluoresceinphosphate cyclohexylammonium salt3-O-????????????????????21233-09-0C27H28NO8P
9-Methyl-2,3,4,5-tetrahydro-1H-benzo[e][1,4]diazepine195986-82-4C10H14N2
2-Bromo-3-chlorothiophene77893-68-6C4H2BrClS
2-hydroxy-8-methylquinoline-3-carbaldehyde(SALTDATA: FREE)101382-54-1C11H9NO2
4-Chloro-2-hydroxy-5-nitropyridine4-???-5-???-2-????????850663-54-6C5H3ClN2O3
2-Amino-6-chloropurine riboside, 98%, Water ≤1.3%2004-07-1C10H12ClN5O4
4-(2-Pyrazinyl)-2-pyrimidinamine4-(2-????)-2-??????874792-15-1C8H7N5
3-(Cyanoacetyl)-1-methylindole3-(??????)-1-????343778-74-5C12H10N2O
3,5-Dibromophenylacetic acid3,5-??????????188347-49-1C8H6Br2O2
(1S,2R,6S,7R)-4,4-Dimethyl-3,5-dioxa-8-azatricyclo[5.2.1.0(2,6)]decan-9-one, 98% ee, 95%178032-63-8C9H13NO3
1-(2-Bromophenyl)piperazine, 95%1-(2-?????)????1011-13-8C10H13BrN2
Methyl-p-benzoquinone, 99%??-??-????553-97-9C7H6O2
Methyl dimethoxyacetate, 98%??????????????89-91-8C5H10O4
2-anilinobutanoic acid(SALTDATA: FREE)67832-70-6C10H13NO2
NPY (Human)90880-35-6C189H284N55O57RS
4-chloro-5,6-dimethylpyrimidine(SALTDATA: FREE)????,4-???-5,6-???-(7CI,9CI)67434-65-5C6H7ClN2
Nerol, 98%, from rose refined oil??106-25-2C10H18O
5-Bromo-2,3-dihydro-7-azaindole-2-one, 97%183208-34-6C7H5BrN2O
Phenethyl isovalerate, 99%140-26-1C13H18O2
2-Cyano-3,3-bis-methylsulfanyl-acrylic acid methyl ester3490-92-4C7H9NO2S2
(3,5-dimethoxybenzyl)(4-methoxybenzyl)amine(SALTDATA: HBr)(3,5-????-??)-(4-???-??)-??356093-54-4C17H21NO3
2-propylproline(SALTDATA: HCl)???,2-???-(9CI)637020-45-2C8H15NO2
[(4-Fluorophenoxy)methyl]oxirane, 97%2-[(4-???????)??]???18123-82-5C9H9FO2
ethyl 1-(cyanomethyl)piperidine-3-carboxylate(SALTDATA: FREE)??1-(?????)????-3-???????(SALTDATA:FREE)946702-02-9C10H16N2O2
1-(3-methylpyridin-4-yl)methanamine(SALTDATA: 2HCl)C-(3-??-???-4-?)-????97004-05-2C7H10N2
4-(2-amino-2-oxoethoxy)benzenesulfonyl chloride(SALTDATA: FREE)4-???????-??????????69986-21-6C8H8ClNO4S
4-Iodobenzoyltrifluoroacetone4-???????????????685892-12-0C10H6F3IO2
4-Iodobutyric acid, 98%4-??????7425-27-6C4H7IO2
3-Chloro-4-piperidin-1-yl-phenylamine3-???-4-????-1-YL-????55403-26-4C11H15ClN2
2-benzyl-2,8-diazaspiro[5.5]undecane(SALTDATA: 1.99HCl)2-BENZYL-2,8-DIAZA-SPIRO[5.5]???401648-35-9C16H24N2
Dipropyl Sulfate [Alkylating Agent]DIPROPYL????598-05-0C6H14O4S
2,3,4,6-Tetra-O-acetyl-α-D-galactopyranosyl fluoride, 98%2,3,4,6-???-O-???-??-D-??????????4163-44-4C14H19FO9
2-Amino-4-chloro-6-nitrophenol, 99%6358-08-3C6H5ClN2O3
2-chloro-N-(2,5-dichlorophenyl)acetamide(SALTDATA: FREE)2-???-N-(2,5-??????)??????22303-26-0C8H6Cl3NO
(5-pyridin-3-yl-4H-1,2,4-triazol-3-yl)acetic acid(SALTDATA: FREE)933685-58-6C9H8N4O2
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