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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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3-(3,5-Dichlorophenyl)-1-propene3-(3,5-??????)-1-???75894-91-6C9H8Cl2
2-(2-Chloro-4-fluorophenoxy)acetonitrile2-(2-???-4-???????)??????24115-19-3C8H5ClFNO
(2R,6R)-2,6-diallyl-1,2,3,6-tetrahydropyridine(SALTDATA: HCl)(2R,6R)-2,6-???-1,2,3,6-??????????138617-50-2C11H17N
N,N-Dimethyl-2-(piperazin-1-yl)benzamide oxalate494782-69-3C13H19N3O
N-(4-amino-3-methylphenyl)methanesulfonamide(SALTDATA: FREE)N-(4-???-3-????)???????(SALTDATA:FREE)108791-97-5C8H12N2O2S
2,5-Dimethoxyphenethyl isothiocyanate2,5-???????????????56771-74-5C11H13NO2S
1,2-Diformylhydrazine, 97%628-36-4C2H4N2O2
5-(1,3-Dioxolan-2-yl)-2-furaldehyde5-(1,3-DIOXOLAN-2-YL)-2-??????117953-13-6C8H8O4
N-Methyl-N-phenylcarbamoyl chloride, 99%4285-42-1C8H8ClNO
(1R,2R)-(+)-N,N'-Dimethyl-1,2-bis[3-(trifluoromethyl)phenyl]-1,2-ethane diamine, 99%137944-39-9C18H18F6N2
3-Bromo-5-nitrobenzeneboronic acid 95%(3-???-5-?????)???380430-48-8C6H5BBrNO4
Nifuratel, 98%4936-47-4C10H11N3O5S
(1,4-Dioxa-spiro[4.4]non-6-yl)-methanol(1,4-DIOXA-SPIRO[4.4]NON-6-YL)-???23153-74-4C8H14O3
1-(pyrrolidin-1-ylsulfonyl)-4,4'-bipiperidine(SALTDATA: FREE)1-(????-1-????)-4,4'-?????(SALTDATA:??)1000958-63-3C14H27N3O2S
TetrapropoxyMethane???-?-??????597-72-8C13H28O4
1,1'-Bis(dichlorophosphino)ferrocene, 98%142691-70-1C10Cl4FeP2
Lacto-N-difucotetraose, 90%??????????20768-11-0C24H42O19
2-(3,4-dimethoxyphenyl)propan-2-amine(SALTDATA: HCl)153002-39-2C11H17NO2
1-(3-nitro-1H-1,2,4-triazol-1-yl)acetone(SALTDATA: FREE)60728-89-4C5H6N4O3
(S)-(+)-1-Methoxy-2-propanol, 99%(S)-(+)-1-???-2-????26550-55-0C4H10O2
2-methyl-3H-imidazo[4,5-b]pyridine(SALTDATA: HCl 0.05NaCl)2-??-1H-????[4,5-B]???68175-07-5C7H7N3
5-bromo-N-methyl-2-thiophenecarboxamide(SALTDATA: FREE)98453-26-0C6H6BrNOS
2,5-Dimethylphenylthioethanol2,5-??????????16600-60-5C10H14OS
2-Bromo-6-piperidin-1-ylmethylpyridine2-???-6-????-1-???-???103923-00-8C11H15BrN2
4-(Acetamidophenylsulfonyl)acetonitrile90915-78-9C10H10N2O3S
(R)-7,7'-Bis[(4S)-(phenyl)oxazol-2-yl)]-2,2',3,3'-tetrahydro-1,1'-spirobiindane, min. 97% (Ra,S,S)-SpiroBOX(R)-7,7Bis[(4S)-(??)???-2-?)]-2,23,3??????-1,1??????890090-21-8C35H30N2O2
2'-Methylbiphenyl-3-carboxaldehyde2'-?????-3-????????371714-26-0C14H12O
5-amino-6-methoxy-1,3-dimethyl-1,3-dihydro-2H-benzimidazol-2-one(SALTDATA: 1HCl 1.3H2O)73778-95-7C10H13N3O2
1-isocyanato-2-methoxy-4-nitrobenzene(SALTDATA: FREE)2-???-4-????????????33484-67-2C8H6N2O4
Chloro(di-2-norbornylphosphino)(2-dimethylaminomethylferrocen-1-yl)palladium(II), min. 97%614753-51-4C27H39ClFeNPPd10*
(R)-(+)-5-(Hydroxymethyl)-2(5H)-furanone, 98%(R)-(+)-5-(???????)-2(5H)-???112837-17-9C5H6O3
N-MethylbenzenesulfonaMideN-?????????5183-78-8C7H9NO2S
2-IsocyanatobutaneSEC-?????????9815585-98-5C5H9NO
(2R,5R)-2,5-Diphenylpyrrolidine(2R,5R)-2,5-???????155155-73-0C16H17N
3-Bromo-2-hydroxy-5-methyl-benzaldehyde33172-54-2C8H7BrO2
Ethyl 2-{2-[3-(trifluoromethyl)phenyl]-1,3-thiazol-4-yl}acetate78743-00-7C14H12F3NO2S
4-Bromo-N-butylbenzenesulphonamide 98%4-???-N-?????????1984-28-7C10H14BrNO2S
Iron silicide, 99%12022-99-0FeSi2
3-bromo-5-propyl-1H-1,2,4-triazole(SALTDATA: FREE)3-???-5-???-1H-1,2,4-????(SALTDATA:FREE)141831-71-2C5H8BrN3
2-(5-methyl-3-isoxazolyl)piperidine(SALTDATA: FREE)2-(5-??-3-?????)????(SALTDATA:??)1211509-70-4C9H14N2O
(3-bromo-4-methoxybenzyl)[2-(4-chlorophenyl)ethyl]amine(SALTDATA: HBr)418772-33-5C16H17BrClNO
1-(pyrrolidin-1-ylmethyl)cyclohexanamine(SALTDATA: FREE)1-????-1-???-????????876717-44-1C11H22N2
3-(3,4-Dichlorophenyl)-1-propene3-(3,4-??????)-1-???20849-86-9C9H8Cl2
4-Isopropylpyrimidine-5-boronic acid 95%4-?????????-5-???95913835-27-5C7H11BN2O2
2-(3-Chlorophenyl)-4-[(methylamino)methyl]-1,3-thiazole 97+%864068-99-5C11H11ClN2S
tert-Butyl N-(1-benzyl-2-oxoethyl)carbamateTERT-??N-(1-BENZYL-2-OXOETHYL)??????98818-36-1C14H19NO3
1,8-Naphthyridine-2,7-diamine[1,8]?????-2,7-???145325-89-9C8H8N4
ArachidonylcyclopropylaMide229021-64-1C23H37NO
Cholesterol Methyl Carbonate??????????15507-52-5C29H48O3
2-Butynyl p-toluenesulfonate, 98%56563-37-2C11H12O3S
1-(2,2-dimethyl-1-phenylcyclopropyl)-N-methylmethanamine(SALTDATA: FREE)1-(2,2-???-1-????????)-N-??????884091-04-7C13H19N
Pyrazolo[1,5- a ]pyrimidine-3-carboxylic acid ethyl ester115932-00-8C9H9N3O2
5-Isobutyl-2-methyl-4-pyrrolidin-1-ylmethyl-furan-3-carboxylic acid435341-88-1C15H23NO3
Beryllon III5-(4-??????-2-????????)-4-????????-2,7-????????3627-04-1C20H21N3O8S2
2-ethoxyacetohydrazide(SALTDATA: HCl)????????????39242-95-0C4H10N2O2
5-Fluoro-2-methoxybenzyl alcohol?????,5-????-2-???-(9CI)426831-32-5C8H9FO2
9-Chlorohexadecafluorononanoic Acid9-???????????????865-79-2C9HClF16O2
4-Amino-2-(methylthio)pyrimidine-5-carbonitrile, 97%770-30-9C6H6N4S
PotassiuM n-pentyltrifluoroborate872054-60-9C5H11BF3.K
4-amino-N-(3,5-dimethylphenyl)benzamide(SALTDATA: FREE)4-???-N-(3,5-?????)????97042-52-9C15H16N2O
1,3-DiMethyliMidazoliuM Chloride79917-88-7C5H9ClN2
Nα-Tosyl-L-arginine, 98%1159-15-5C13H20N4O4S
Leucovorin CalciuM Salt Pentahydrate6035-45-6C20H27CaN7O8
4-Chloro-2-(trifluoromethyl)phenyl isocyanate 97%16588-69-5C8H3ClF3NO
4-(2,4-Difluorophenyl)piperidine4-(2,4-?????-??)-????291289-50-4C11H13F2N
Naringin dihydrochalcone ,98%18916-17-1C27H34O14
6-Amino-3,3-dimethyl-2,3-dihydro-indole6-???-3,3-???-2,3-?????-??179898-73-8C10H14N2
1-(2,2-dimethylpropyl)cyclopropanamine(SALTDATA: 1.1HCl)1-(2,2-??????)????????(SALTDATA:1.1HCl)1243250-00-1C8H17N
(1E)-1-Chloroprop-1-ene16136-85-9C3H5Cl
Pentadecanedioic Acid???????1460-18-0C15H28O4
5-methyl-4-[(4-methyl-1H-pyrazol-1-yl)methyl]isoxazole-3-carboxylic acid(SALTDATA: FREE)956628-37-8C10H11N3O3
3-Chloro-4'-ethylbenzophenone3-???-4'-??????82520-41-0C15H13ClO
2,4-Dimethylaniline-6-sulfonic Acid Sodium Salt64501-85-5C8H10NNaO3S
Ethyl 4-(trifluoromethyl)pyrimidine-5-carboxylate, 95%187035-81-0C8H7F3N2O2
Bis(4-methoxyphenyl) disulphide, 97%5335-87-5C14H14O2S2
2-Chloro-4-iodo-3-picoline153034-88-9C6H5ClIN
4-Octylaniline, 95%16245-79-7C14H23N
Boc-D-Tyr(Et)-OH, 98%76757-92-1C16H23NO5
3α,4β-Galactotriose, 95%ALPHA1-3,BETA1-4???????56038-36-9C18H32O16
4-bromo-5-ethylthiophene-2-carbohydrazide(SALTDATA: FREE)4-???-5-??-???-2-??????????832737-57-2C7H9BrN2OS
3-Iodo-7-nitroindazole3-???-7-??????864724-64-1C7H4IN3O2
2-(4-Nitro-pyrazol-1-yl)-ethanol1-???????-4-??????42027-81-6C5H7N3O3
Cytochrome C, 95%, from equine heart?????C9007-43-6C42H52FeN8O6S2
4-(Trifluoromethyl)quinolin-2-amine, 97%4-(????????)???-2-??211449-19-3C10H7F3N2
2-(N,N-Dimethylaminosulfonyl)phenylboronic acid pinacol ester2-(N,N-?????????)????????????486422-06-4C14H22BNO4S
4-Butoxyphenyl 4-Pentylbenzoate4-N-??????4'-N-?????????51128-24-6C22H28O3
2-Chloro-3-methoxypyrazine2-???-3-??????40155-28-0C5H5ClN2O
2,4-DiaMinodiphenylaMine2,4-???????????136-17-4C12H13N3
6-Phenyl-1-hexene6-??-1-??1588-44-9C12H16
Magnesium bis(trifluoromethylsulfonyl)imide, min. 97%?????????????????133395-16-1C4F12MgN2O8S4
DiMesitylfluoroboraneDIMESITY????436-59-9C18H22BF
3-Methyl-1-hexanol3-???-1-???13231-81-7C7H16O
(S)-(-)-2-(α;-(t-butyl)methanamine)-1H-benzimidazole, min. 95% (S)-t-Bu-BIMAH(S)-(-)-2-(α-(t-??)????)-1H-??????1118114-88-7C12H17N3
3-Mercapto-2-butanone, 96%40789-98-8C4H8OS
Tris(2,5-dimethylphenyl)phosphine, 99%115034-38-3C24H27P
2,3-dimethyl-1H-indole-7-carbaldehyde(SALTDATA: FREE)103987-28-6C11H11NO
4-ethyl-5-hydroxy-7-methyl-2H-chromen-2-one(SALTDATA: FREE)62036-49-1C12H12O3
2-[3-(4-methylphenyl)-1,2,4-oxadiazol-5-yl]ethanamine(SALTDATA: HCl)915922-82-6C11H13N3O
1,4-Bis(4-phenoxybenzoyl)benzene1,4-??(4-??????)??54299-17-1C32H22O4
D-3-Cyclobutylalanine174266-00-3C7H13NO2
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