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

?? ?:J & K SCIENTIFIC LTD.
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???:jkinfo@jkchemical.com
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URL: www.jkchemical.com
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N,N-di-Boc-4-bromomethyl-phenylamineN,N-DI-BOC-4-?????-????925889-68-5C17H24BrNO4
3'-Cyano-biphenyl-4-carboxylic acid4-(3-?????)???5728-45-0C14H9NO2
N-(2-Amino-ethyl)-isonicotinamideN-(2-???-??)-????????17704-88-0C8H11N3O
PhthalaMide?????88-96-0C8H8N2O2
4-amino-1-benzylpyrrolidin-2-one(SALTDATA: HCl)4-???-1-??????-2-?(SALTDATA:HCl)368429-69-0C11H14N2O
(§1)-cis-Azetidine-2,4-dicarboxylic acid, 98%CIS-????-2,4-?????121050-04-2C5H7NO4
3',4'-Dichloro-2,2,2-trifluoroacetophenone125733-43-9C8H3Cl2F3O
2-Chloro-3-trimethylsilanylethynyl-pyridine2-???-3-??????????-???470463-35-5C10H12ClNSi
1,1,3,4-Tetrachloroperfluorobutane, techHEXAFLUORO-1,1,3,4-????????423-38-1C4Cl4F6
2-(2-sec-butylphenoxy)butanoic acid(SALTDATA: FREE)2-[2-(SEC-??)???]???915921-89-0C14H20O3
TetrabroMoterephthalic Acid???????????5411-70-1C8H2Br4O4
5-Chloro-4-iodo-1H-pyrrolo[2,3-b]pyridine5-???-4-????-1H-???[2,3-B]???1020056-77-2C7H4ClIN2
N-Methyl-(5-pyrid-4-ylthien-2-yl)methylamine, 97%N-??-(5-???-4-???-2-?)????934570-47-5C11H12N2S
N-(3,5-dimethylphenyl)-3-oxobutanamide(SALTDATA: FREE)N-(3,5-?????)-3-???????25233-52-7C12H15NO2
DiMethyl Hexadecanedioate19102-90-0C18H34O4
8-Nonenyl Acetate????8-??-1-?????13038-22-7C11H20O2
3-Methoxy-4-prop-2-ynyloxy-benzaldehyde5651-83-2C11H10O3
Chloroacetaldehyde SodiuM Bisulfite??????????????????13064-50-1C2H6ClNaO4S
[3-(Pyrrolidin-1-ylmethyl)phenyl]methanol , 97%[3-(????-1-???)??]???91271-59-9C12H17NO
2-(4-Methoxyphenyl)pyrrolidine2-(4-???-??)-????74190-66-2C11H15NO
(+/-)-1,1'-Binaphthyl-2,2'-diyl Hydrogenphosphate35193-63-6C20H13O4P
5-amino-N-methyl-1H-pyrazole-4-carboxamide(SALTDATA: FREE)1H-???-4-???????,3-???-N-??-(9CI)77937-05-4C5H8N4O
tert-butyl 4-cyano-4-pyrrolidin-1-ylpiperidine-1-carboxylate(SALTDATA: FREE)tert-??4-???-4-????-1-?????-1-???????(SALTDATA:??)1119452-74-2C15H25N3O2
5-(Morpholinomethyl)isoxazole-3-carbaldehyde, 97%5-(???????)????-3-??????893749-85-4C9H12N2O3
5-Amino-3-thioxo-3H-(1,2)dithiole-4-carbonitrile5147-74-0C4H2N2S3
TrichloroMethanesulfonyl Chloride2547-61-7CCl4O2S
4-(Acetoxymethyl)benzeneboronic acid 97%4-(??????)?????97326496-51-9C9H11BO4
2-Benzyloxy-3-methoxybenzaldehyde, 98%2-(????)-3-?????????2011-06-5C15H14O3
3-(4-Carbamoyl-piperazin-1-yl)-propionic acid3-(4-CARBAMOYL-PIPERAZIN-1-YL)-?????705941-74-8C8H15N3O3
4-Fluoro-1H-indole-2-carboxylic acid4-??????-2-?????399-68-8C9H6FNO2
6-Chloro-7-nitro-2H-1,4-benzoxazin-3(4H)-one116862-22-7C8H5ClN2O4
2,3-Pyrazinedicarboxylic anhydride2,3-????????? ???????4744-50-7C6H2N2O3
N-Methyl iodofluoroacetamideN-???????????????883499-47-6C3H5FINO
4-Bromo-1,3-benzoxazole4-?????[D]???217326-65-3C7H4BrNO
Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)lanthanum(III), 99% (99.9%-La) (REO) [La(TMHD)3]14319-13-2C33H57LaO6
1-Benzyl-3-piperidone hydrochloride, 98%1-??-3-???????50606-58-1C12H16ClNO
3-Acetyl-1-(phenylsulfonyl)pyrrole, 99+%3-???-1-(?????)??81453-98-7C12H11NO3S
N-ethylpentan-2-amine(SALTDATA: HCl)39190-84-6C7H17N
1-[2-(4-bromophenoxy)ethyl]-1H-imidazole(SALTDATA: HCl)1-[2-(4-??????)??]-1H-????250600-43-2C11H11BrN2O
2,3,4,5-Tetrahydro-1H-benzo[e][1,4]diazepine5946-39-4C9H12N2
3,3,3-Trifluoropropyne3,3,3-?????????661-54-1C3HF3
4,6-Dimethoxy-2-mercaptopyrimidine57235-35-5C6H8N2O2S
4-Bromo-2-chlorophenylisocyanide4-???-2-???????????730971-45-6C7H3BrClN
3,5-bis(difluoromethyl)-1H-pyrazole(SALTDATA: FREE)3,5-??(???????)-1H-???(SALTDATA:FREE)77614-79-0C5H4F4N2
5-(4-Fluoro-phenyl)-2 H -pyrazole-3-carboxylic acid5-(4-??????)-1H-???-3-????870704-22-6C10H7FN2O2
1,4-Butanediol, 99%, water ≤500 ppm1,4-????110-63-4C4H10O2
3-Butoxybenzaldehyde3-?????????30609-20-2C11H14O2
4-(2-furylmethoxy)aniline(SALTDATA: FREE)4-(FURAN-2-YLMETHOXY)-????179246-32-3C11H11NO2
2-(3,5-Di-tert-butyl-2-hydroxyphenyl)-5-chlorobenzotriazole, 99%2-(5-???-2H-??????-2-?)-4,6-??(1,1-??????)??3864-99-1C20H24ClN3O
7-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3-dihydrobenzo[b]furan, 95%934586-50-2C14H19BO3
1-Phenyl-2-propanol, 99%14898-87-4C9H12O
2-(4-methylphenoxy)ethanesulfonyl chloride(SALTDATA: FREE)2-(4-?????)??????????(SALTDATA:FREE)3383-76-4C9H11ClO3S
3,3'-Diethylbenzidine Dihydrochloride3,3'-???????????????76787-89-8C16H21ClN2
AllylaMinotriMethylsilane10519-97-8C6H15NSi
4-(Benzylamino)-3-nitrobenzoic acid4-?????-3-???-????68502-37-4C14H12N2O4
2-Amino-6-bromobenzoic acid 97%2-???-6-??????20776-48-1C7H6BrNO2
3-(TriMethylsilyl)-2-naphthyl TrifluoroMethanesulfonate780820-43-1C14H15F3O3SSi
3,4-Dichloro-2-nitro-6-(trifluoroMethyl)toluene115571-66-9C8H4Cl2F3NO2
1-Naphthalen-1-yl-piperazine hydrochloride104113-71-5C14H17ClN2
DiMethyl tetradecafluoroazelate?????????????22116-90-1C11H6F14O4
3,5-Dibromophenol, 98%626-41-5C6H4Br2O
(S)-(+)-NBD-Py-NCS [=(S)-(+)-4-(3-Isothiocyanatopyrrolidin-1-yl)-7-nitro-2,1,3-benzoxadiazole][HPLC Labeling Reagent for e.e. DeterMination]163927-30-8C11H9N5O3S
2,5-Bis(trifluoromethyl)phenylacetonitrile 98%2,5-BIS(????????)????????302911-99-5C10H5F6N
N-Methyl-(2-bromo-3-furyl)methylamine hydrochloride , 97%2-???-3-[(?????)??]?????926921-76-8C6H8BrNO.ClH
PotassiuM 3-trifluoroboratopropanoate tert-butyl ester??3-????????????????tert-??????1023357-66-5C7H13BF3KO2
SodiuM Decanoate???????1002-62-6C10H19NaO2
3-chloro-6-(2-hydroxyethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid(SALTDATA: FREE)842974-84-9C9H8ClN3O3
3-Fluorobenzyloxybenzene3-??????????19962-21-1C13H11FO
3,4-Dimethoxybenzaldehyde, 99%3,4-??????????120-14-9C9H10O3
2-Chloroacetamidine hydrochloride10300-69-3C2H6Cl2N2
3'-(Chloromethyl)-4'-methoxyacetophenone1-[3-(?????)-4-?????]??-1-?62581-82-2C10H11ClO2
4-DiMethylaMino-4'-nitrostilbene4584-57-0C16H16N2O2
4-Fluoro-3-methoxyaniline hydrochloride 98%4-????-3-?????????9822510-10-7C7H9ClFNO
Cyclopentanecarbonitrile, 98%4254-02-8C6H9N
5-Chloro-2-(1H-tetrazol-1-yl)benzoic acid5-CHLORO-2-(1H-TETRAZOL-1-YL)???449758-26-3C8H5ClN4O2
3-[(6-Methylpyrazin-2-yl)oxy]benzaldehyde , 97%3-[(6-?????-2-?)??]??????906352-97-4C12H10N2O2
(2E)-2-cyano-N-cyclohexyl-3-(3-hydroxyphenyl)acrylamide(SALTDATA: FREE)351893-99-7C16H18N2O2
Poly(isobutylene), average M.W. 600,000???????9003-27-4C4H8
5-chloro-2-[(2-chloro-4-fluorobenzyl)oxy]benzaldehyde(SALTDATA: FREE)5-CHLORO-2-[(2-CHLORO-4-FLUOROBENZYL)OXY]?????667436-66-0C14H9Cl2FO2
1-(2-aminoethyl)cyclopentanol(SALTDATA: FREE)1-(2-?????)???????859629-83-7C7H15NO
4-(aminomethyl)-1-cyclopropylpyrrolidin-2-one(SALTDATA: FREE)4-(?????)-1-???????????-2-?936940-46-4C8H14N2O
6-(4-pyridinyl)-3(2H)-pyridazinone(SALTDATA: FREE)6-(4-????)-3(2H)-?????(SALTDATA:FREE)78157-26-3C9H7N3O
3-Amino-3-(4-methylphenyl)propanoic acid, 98%68208-18-4C10H13NO2
Potassium (4-aminocarbonylphenyl)trifluoroborate 96%???(4-AMINOCARBONYLPHENYL)850623-63-1C7H6BF3KNO
2-[(1-bromo-2-naphthyl)oxy]-N-(2-methoxyethyl)ethanamine(SALTDATA: HCl)435288-40-7C15H18BrNO2
4-Bromo-2,3,5,6-tetrafluorobenzoic acid, 98%4707-24-8C7HBrF4O2
4-Ethyl-5-(2-methylphenyl)-4H-1,2,4-triazole-3-thiol174574-01-7C11H13N3S
4-(4-Chloro-3-fluorophenyl)-4-oxobutyric acid4-(4-???-3-??????)-4-??????142048-54-2C10H8ClFO3
3-Phenylpropyl BroMide637-59-2C9H11Br
Methyl 2-chloro-6-fluorophenylacetate, 99%103473-99-0C9H8ClFO2
3-Bromo-5-isocyanatopyridine, tech???,3-???-5-???????-(9CI)167951-51-1C6H3BrN2O
4-isopropyl-1,3-thiazole-2-carbaldehyde(SALTDATA: FREE)2-???????????,4-(1-????)-(9CI)184154-42-5C7H9NOS
Adenosine 5'-monophosphate, 99%5'-????61-19-8C10H14N5O7P
2-(1-isopropylpiperidin-2-yl)ethanamine(SALTDATA: FREE)915922-79-1C10H22N2
N6-Benzoyl-2'-deoxyadenosine HydrateN6-???-2'-???????206752-42-3C17H17N5O4
(R)-4-Bromo-alpha-methylbenzyl alcohol, 98% ee, 95%76155-78-7C8H9BrO
3-Fluoro-5-(piperidin-1-ylcarbonyl)benzeneboronic acid 98%3-????-5-(????-1-?????)?????874219-43-9C12H15BFNO3
Protoporphyrin IX, dimethyl ester???????IX???????5522-66-7C36H38N4O4
2-ForMyl-4,5-Methylenedioxyphenylboronic acid2-??-4,5-???????????94838-88-7C8H7BO5
4-methyl-2-[(2-pyridinylamino)methyl]phenol(SALTDATA: FREE)632329-79-4C13H14N2O
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