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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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Paeonolide72520-92-4C20H28O12
3-(1,3-Benzodioxol-5yl)-2-cyanoacrylic acid3-(1,3-?????-5-YL)-2-???????49711-55-9C11H7NO4
Phorbol 12,13-Didecanoate >99%???12,13-???????24928-17-4C40H64O8
5-Methyl-1H-pyrrolo[2,3-b]pyridine-3-carboxylic acid5-??-1H-???[2,3-b]???-3-?????1198095-99-6C9H8N2O2
tert-Butyl ethyl malonate, 95%32864-38-3C9H16O4
5-(Benzyloxy)-1H-pyrrolo[3,2-b]pyridine-2-carboxylic acid ,97%5-(????)-1H-???[3,2-B]???-2-?????17288-34-5C15H12N2O3
Methacryloyl chloride, 98%????? ?????920-46-7C4H5ClO
N-(3-hydroxyphenyl)-5-methyl-3-isoxazolecarboxamide(SALTDATA: FREE)688051-07-2C11H10N2O3
DiMethylaMMoniuM dichlorotri(μ-chloro)bis[(R)-(+)-5,5'-bis(diphenylphosphino)-4,4'-bi-1,3-benzodioxole]diruthenate(II) [NH2Me2][{RuCl((R)-segphos?)}2(μ-Cl)3]?????[(R)-(+)-2,2'-??(???????)-1,1'-????]???(II)346457-41-82C38H28O4P2.C2H7N.Cl.Cl3Ru2.ClH
2-(2-methoxyphenyl)-8-methylquinoline-4-carboxylic acid(SALTDATA: FREE)2-(2-?????)-8-?????-4-????884497-38-5C18H15NO3
1-(3-chloro-4-methylphenyl)piperidin-4-one(SALTDATA: FREE)1-(3-???-4-????)????-4-?938459-09-7C12H14ClNO
6-Hydroxy-1-naphthoic acid2437-17-4C11H8O3
1-Thia-4-azaspiro[4.5]decan-3-one1-??-4-?????[4.5]??-3-?4580-63-6C8H13NOS
D-Arabinpyranose, 99%28697-53-2C5H10O5
4-(2,1,3-Benzoxadiazol-5-ylmethoxy)benzonitrile , 97%4-(2,1,3-BENZOXADIAZOL-5-YLMETHOXY)?????845266-25-3C14H9N3O2
4-Methylbenzyl chloride, 99%4-?????????104-82-5C8H9Cl
N,N-Dimethyl-1,4-phenylenediamine oxalate, 98%62778-12-5C10H14N2O4
4-Hydroxypyrimidine-2-thiol4-?????,2-????-(9CI)80275-68-9C4H4N2OS
2-Pyrrolidin-1-yl-propylamine2-????-1-?-?????50998-07-7C7H16N2
1,3,5-AdaMantanetriol1,3,5-????????99181-50-7C10H16O3
L-Methionylglycine14486-03-4C7H14N2O3S
1-(1-acetylpiperidin-4-yl)methanamine(SALTDATA: FREE)77445-06-8C8H16N2O
Boc-Gln(Trt)-OH132388-69-3C29H32N2O5
trans-4-(4-morpholinyl)tetrahydro-3-furanamine(SALTDATA: 2HCl)???-4-(4-?????)???????-3-????(SALTDATA:2HCl)728008-08-0C8H16N2O2
2-Ethyl-6-methylbenzonitrile2-??-6-???????95881-22-4C10H11N
Dysprosium(III) acetate hydrate (99.9%-Dy) (REO)??????(III)????????15280-55-4C6H17DyO10
n-Dodecyl beta-D-thiomaltopyranoside148565-58-6C24H46O10S
1-methoxy-2,4-pentanedione(SALTDATA: FREE)1-???-2,4-????6290-50-2C6H10O3
5-Fluoro-3-(4-piperidinyl)-1,2-benzisoxazole Hydrochloride84163-16-6C12H14ClFN2O
N-ForMyl-L-histidine15191-21-6C7H9N3O3
New Coccine, dye content 75%?? ?? 102?2611-82-7C20H15N2NaO10S3
-D-Glucopyranosylamine7284-37-9C6H13NO5
Vinyl 4-tert-Butylbenzoate4-TERT-???????????15484-80-7C13H16O2
(R)-(+)-7,7'-Bis[di(4-methylphenyl)phosphino]-2,2',3,3'-tetrahydro-1,1'-spirobiindane, min. 97% (R)-Tol-SDP528521-87-1C45H42P2
Chlorothalonil, 98%??????1897-45-6C8Cl4N2
ethyl 4-(4-methylphenoxy)-3-oxobutanoate(SALTDATA: FREE)65910-98-7C13H16O4
1-Benzyloxy-4-iodobenzene, 98%4-?????????19578-68-8C13H11IO
(N,N-Diethylamino)methyltrimethylsilane(????????)??????10545-36-5C8H21NSi
Dimethylammonium dichlorotri(mu-chloro)bis{(R)-(+)-2,2'-bis[di(3,5-xylyl)phosphino]-1,1'-binaphthyl}diruthenate(II) [NH2Me2][{RuCl((R)-xylbinap)}2(mu-Cl)3]944451-08-5C106H108Cl5NP4Ru2
2-ThiophenesulfonaMide6339-87-3C4H5NO2S2
2-[(4-Chlorophenyl)sulfonyl]ethanethioamide , 97%2-[(4-?????)???]???????59865-87-1C8H8ClNO2S2
(4-azepan-1-ylbutyl)amine(SALTDATA: 2.2HCl 0.03NaCl)1565-55-5C10H22N2
4-chloro-6-(4-methyl-1H-pyrazol-1-yl)pyrimidine(SALTDATA: FREE)1015845-71-2C8H7ClN4
4-BroMo-3-hydroxy-2-naphthoic Acid4-???-3-?????-2-????2208-15-3C11H7BrO3
6-AMinoindazole6-??????6967-12-0C7H7N3
2-(3,4-Dichlorophenyl)-1,1,1,3,3,3-hexafluoro-propan-2-ol2-(3,4-??????)-1,1,1,3,3,3-??????-???-2-?65072-48-2C9H4Cl2F6O
h-Homoarginine, 95%156-86-5C7H16N4O2
Homocalycotomine, 98%???????14029-02-8C13H19NO3
4-Methoxy-2-methylbenzaldehyde, 97%4-METHOXY-2-????????52289-54-0C9H10O2
2-Bromo-D-phenylalanine267225-27-4C9H10BrNO2
9-Anthracenecarboxylic acid, 99%723-62-6C15H10O2
(S)-beta-(3-phenoxyphenyl)alanine(S)-3-(3-?????)-??-???723733-91-3C15H15NO3
2-Aminophenylboronic acid, 98%5570-18-3C6H8BNO2
4-Nitrophthalic Hydrazide4-??????????3682-19-7C8H5N3O4
Cefoxitin sodiuM33564-30-6C16H18N3NaO7S2
Tetrakis(2,2,6,6-tetramethyl-3,5-heptanedionato)niobium(IV), 99% [Nb(TMHD)4]?????(2,2,6,6-?????-3,5-??????)????(IV)41706-15-4C44H76NbO8
Methyl 3-amino-4-nitrobenzoate???,3-???-4-???-,??????(9CI)99512-09-1C8H8N2O4
Metanilic acid, 98%????121-47-1C6H7NO3S
3,3-DiMethoxyhexane3,3-??????116549-34-9C9H20O2
5,6-DiMethoxy-2-(piperidin-4-yl)Methylindan-1-one5,6-????-2-(????-4-?)???-??-1-?120014-30-4C17H23NO3
Nα-Fmoc-Nω-(2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl)-L-arginine, 98%154445-77-9C34H40N4O7S
4-Bromo-N-(3-chloropropyl)benzenesulphonamide 98%4-???-N-(3-??????)??????98768-71-9C9H11BrClNO2S
Sodium pyrophosphate decahydrate, 99%, ACS reagent??????? ?????13472-36-1H7NaO8P2
4-Bromo-7-fluoroindole4-???-7-??????883500-66-1C8H5BrFN
beta-Methylcholine Iodide??-?????????60154-19-0C6H16INO
Boc-(R)-3-amino-4-(2-furyl)-butyric acid270596-33-3C13H19NO5
3-Pyrimidin-2-ylbenzoic acid, 97%579476-26-9C11H8N2O2
1-(4-Hydroxyphenyl)-5-Mercapto-1H-tetrazole1-(4-??????)-1H-????-5-??52431-78-4C7H6N4OS
Phenacyl fluoride2′-?????????450-95-3C8H7FO
Cyclopentadienylmolybdenum tricarbonyl dimer, min. 98%12091-64-4C16H10Mo2O610*
2-Chloromethyl-imidazo[1,2-a]pyridine;hydrochloride2-(?????)????[1,2-A]??????112230-20-3C8H8Cl2N2
Isonitrosoacetophenone2-???????????532-54-7C8H7NO2
3-Methylbenzyl 1H-1,2,4-triazol-3-yl sulfide3-[(3-????)??]-1H-1,2,4-?????307545-27-3C10H11N3S
[3-(aminomethyl)phenyl]methanol(SALTDATA: HCl)(3-(?????)??)???34231-22-6C8H11NO
Cyclopropanecarbonitrile, 98%??????????5500-21-0C4H5N
cyclopropyl(3-pyridinyl)methanone(SALTDATA: FREE)24966-13-0C9H9NO
(4-Methyl-3-pyridinyl)methanamine1443-42-1C7H10N2
1-(2,4,6-Triisopropylbenzenesulfonyl)iMidazole1-(2,4,6-????????????)????50257-40-4C18H26N2O2S
1-Benzyl-1H-1,3-benzimidazol-5-amine1-??-1H-??????-5-???????26530-89-2C14H13N3
2,4-dimethyl-7-quinolinecarboxylic acid(SALTDATA: FREE)2,4-??????-7-?????936074-38-3C12H11NO2
2-amino-N-(4-ethylcyclohexyl)benzamide(SALTDATA: FREE)915923-16-9C15H22N2O
N-(3-aminophenyl)-2-phenylacetamide(SALTDATA: FREE)85856-32-2C14H14N2O
1-pyrimidin-2-yl-1,4-diazepane(SALTDATA: FREE)1-????-2-YL-1,4-????21279-57-2C9H14N4
2,5-DiMethylcyclohexanone (Mixture of isoMers)932-51-4C8H14O
(3R,4R)-rel-3-AMino-4-Methoxy-1-pyrrolidinecarboxylic Acid 1,1-DiMethylethyl EsterTRANS-3-???-1-BOC-4-???????429673-79-0C10H20N2O3
5-Methyl-2-(2,4,6-trichlorophenyl)-2H-pyrazol-3-ylamine106259-87-4C10H8Cl3N3
2-Chloro-6-[2-(4-chlorophenyl)vinyl]nicotinonitrile2-???-6-[2-(4-?????)??]???????946601-99-6C14H8Cl2N2
4-(Diethylcarbamoyl)-2-methoxybenzeneboronic acid 96%N,N-???4-???-3-???????913835-34-4C12H18BNO4
1-(3-Hydroxy-propyl)-3-phenyl-thiourea1-(3-?????-???)-3-??-?????29146-63-2C10H14N2OS
1H-Pyrazole-3-carboxamide???-3-??????33064-36-7C4H5N3O
1-sec-Butyl-2-nitrobenzene1-SEC-??-2-?????19370-34-4C10H13NO2
6-chloro-4-methyl-1,3-benzothiazol-2-amine(SALTDATA: FREE)2-???????,6-???-4-??-(9Cl)38338-21-5C8H7ClN2S
2-Bromo-1-(3,5-dimethyl-1-benzothiophen-2-yl)-1-ethanone, 97%388088-83-3C12H11BrOS
4-methyl-5-(2-thienylmethyl)-4H-1,2,4-triazole-3-thiol(SALTDATA: FREE)667435-87-2C8H9N3S2
2-Amino-6-bromo-3-methylquinoline2-???-6-???-3-?????203506-01-8C10H9BrN2
4-ethyl-5-methylthiophene-3-carbohydrazide(SALTDATA: FREE)3-????????,4-??-5-??-,?????(9CI)438225-41-3C8H12N2OS
tert-Butyl 4-[5-(hydroxymethyl)pyrid-2-yl]piperazine-1-carboxylate, 97%TERT-??4-[5-(???????)???-2-?]????-1-??????857284-20-9C15H23N3O3
1-(5-hydroxy-2-methyl-1-phenyl-1H-indol-3-yl)ethanone(SALTDATA: FREE)5102-18-1C17H15NO2
6-hydrazino[1,2,4]triazolo[4,3-b]pyridazine hydrate (SALTDATA: H2O)6-?????[1,2,4]?????[4,3-b]????7229-00-7C5H6N6
4-(1,3,4-oxadiazol-2-yl)phenol(SALTDATA: FREE)4-(1,3,4-?????-2-?)??5378-27-8C8H6N2O2
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