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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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Diphenylselenide1132-39-4C12H10Se
Nickel boride (99%-Ni)12007-00-0BNi
4-(1-pyrrolidinylcarbonyl)-2-pyridinamine(SALTDATA: FREE)4-(????-1-?????)???-2-??1060817-34-6C10H13N3O
Mono-4-nitrobenzyl Malonate4-????????????77359-11-6C10H9NO6
N-(2-tert-butylcyclohexyl)-2-chloroacetamide(SALTDATA: FREE)25329-22-0C12H22ClNO
Tri-n-propylchlorosilane??-n-?????995-25-5C9H21ClSi
Tricyclo[5.2.1.0(2,6)]decanediMethanol4,8-??(???????)??????(5.2.1.0/2,6)??26896-48-0C12H20O2
9-Anthracenepropanoic Acid3-????-9-YL-?????41034-83-7C17H14O2
(3-ethylisoxazol-5-yl)methanol(SALTDATA: FREE)(3-??????-5-?)???14716-90-6C6H9NO2
Triphenylmethylsilane????????791-29-7C19H18Si
Glass spheres???65997-17-3CaNaO4P
2,5-Dibenzylidenecyclopentanone2,5-???????????895-80-7C19H16O
4-Bromophenyl 1,1,2,3,3,3-hexafluoropropyl ether 97%1-???-4-(1,1,2,3,3,3-??????????)??52328-78-6C9H5BrF6O
2-(Trifluoromethyl)cyclohexanone2-(????????)???????56734-74-8C7H9F3O
4-Benzoyloxy-2-azetidinone4-?????-2-?????28562-58-5C10H9NO3
5-[2-(Methylthio)ethyl]hydantoin5-(2-??????)????13253-44-6C6H10N2O2S
Boc-(2R,3R)-3-amino-2-hydroxy-5-methylhexanoic acid73397-26-9C12H23NO5
(5-Nitro-1H-pyrazol-3-yl)methanol(5-???-1H-???-3-?)???1000895-25-9C4H5N3O3
3-(Butylaminocarbonyl)benzeneboronic acid 97%3-(BUTYLAMINOCARBONYL)?????397843-70-8C11H16BNO3
2-Hydroxy-2-(trifluoromethyl)butyric acid 97%114645-35-1C5H7F3O3
Boron nitride, hexagonal crystalline solid, min. 99%????10043-11-5BN
2-(AdaMantan-1-yl)-4-broMophenol104224-68-2C16H19BrO
4-Chlorothiophene-2-carbaldehyde4-???-2-???????????57500-51-3C5H3ClOS
3-Bromo-1,1,1-trifluoro-2-propanol88378-50-1C3H4BrF3O
4-Methoxyphenyl Methyl carbinol1-(4-?????)???3319-15-1C9H12O2
4-Methyl-6-(1-piperazinyl)-2-pyriMidinaMine (SALTDATA: FREE)4-??-6-(1-?????)-2-??????(?????:??)32705-71-8C9H15N5
(1-isobutylpiperidin-4-yl)methanol(SALTDATA: FREE)915923-25-0C10H21NO
2-Methyl-2-vinyloxirane, 95%1838-94-4C5H8O
n-DecyldimethylsilaneN-???????56318-71-9C12H28Si
4,4'-Bis(2-aMino-6-MethylpyriMidyl) Disulfide69945-13-7C10H12N6S2
2-(4-Dimethylaminophenyl)benzooxazol-5-ylamine2-(4-??????-??)-?????-5-???116248-11-4C15H15N3O
6-Hydroxy-4-MethylcouMarin6-????-4-?????2373-31-1C10H8O3
2,2-Dimethylcyclopentanone, 97%4541-32-6C7H12O
2-(butylthio)pyrimidine-5-carbaldehyde(SALTDATA: FREE)???C63401915920-13-7C9H12N2OS
(4-Ethyl-phenyl)-hydrazine(4-??-??)-????54840-34-5C8H12N2
2-Methyl-1,8-naphthyridine-3-carboxylic acidmonohydrate2-??-1,8-?????-3-?????????387350-60-9C10H8N2O2
3-[(methoxyacetyl)amino]benzoic acid(SALTDATA: FREE)3-[(??????)???]???889940-48-1C10H11NO4
5-alpha-Androst-16-en-3-alpha-ol1153-51-1C19H30O
(4S)-4-Bromomethyl-2-phenyl-1,3-dioxane, 95%(4S)-4-?????-2-??-1,3-???201743-52-4C11H13BrO2
2-Chloro-5-iodotoluene116632-41-8C7H6ClI
5-Chloro-2-trifluoro methoxy aniline5-???-2-????????????326-64-7C7H5ClF3NO
Chromium(III) tetraphenylporphine chloride??(III)???????????28110-70-5C44H28ClCrN4
Tin(II) pyrophosphate, 98%??????15578-26-4O7P2Sn2
6-methyl-1H-benzimidazol-7-amine(SALTDATA: FREE)6-??-1H-??????-7-??(SALTDATA:FREE)935873-39-5C8H9N3
2-[(2-Chloroacetyl)amino]benzenecarboxylic acid2-(2-???-??????)-????14422-49-2C9H8ClNO3
3-isoxazol-4-ylpropan-1-ol(SALTDATA: FREE)10421-09-7C6H9NO2
3,3'-DiaMinobenzophenone3,3'-????????611-79-0C13H12N2O
3-(1,3,4-oxadiazol-2-yl)phenol(SALTDATA: FREE)3-(1,3,4-?????-2-?)??5378-29-0C8H6N2O2
6-Ethyl-1,2,3,4-tetrahydropyrimidine-2,4-dione15043-03-5C6H8N2O2
dibenzo[b,d]furan-4-carbaldehyde(SALTDATA: FREE)?????-4-????????9796706-46-6C13H8O2
5-Oxo-2,3-dihydro-5H-pyrimido[2,1-b][1,3]thiazole-6-carboxylic acid32084-55-2C7H6N2O3S
1-(6-Chloro-2-pyridinyl)piperazine1-(6-CHLORO-PYRIDIN-2-YL)-????87394-54-5C9H12ClN3
2-hydrazino-6-methylpyridine(SALTDATA: 1.3HCl 0.7H2O)2-??-6-????????5315-24-2C6H9N3
1-Piperidino-1-cyclohexene, 95%1-(1-?????)??????2981-10-4C11H19N
Methyl 3,4,6-Tri-O-acetyl-2-deoxy-2-phthaliMido-1-thio-beta-D-glucopyranoside??3,4,6-TRI-O-ACETYL-2-DEOXY-2-PHTHALIMIDO-1-THIO-BETA-D-GLUCOPYRANOSIDE79528-48-6C21H23NO9S
4'-Hydroxy-2,3,4-trimethoxychalcone556028-14-9C18H18O5
Pentamethyldisiloxane, 95%1438-82-0C5H16OSi2
Copper chromite, barium promoted (62-64% Cr2CuO4, 22-24% CuO, 6%BaO, 0-4% Graphite, 1% CrO3, 1% Cr2O3)??????12018-10-9CrCuH2O
Zinc carbonate hydroxide5263-02-5CHO4Zn-3
5-Nitrothiophene-2-carboxylic acid, 97%6317-37-9C5H3NO4S
Triptolide, 98%, from Tripterygium38748-32-2C20H24O6
Bis(3,5,3',5'-dimethoxydibenzylideneacetone)palladium(0), 96%811862-77-82C21H22O5.Pd
4-hydroxy-N,N-dimethylbenzamide(SALTDATA: FREE)4-????-N,N-????????20876-99-7C9H11NO2
2-(4-Nitro-phenyl)-imidazo[1,2-a]pyridine-3-carboxaldehyde2-(4-???-??)-????[1,2-A]???-3-??????817172-44-4C14H9N3O3
D-NorleucinolD-?????80696-28-2C6H15NO
N-DodecylacrylaMideN-?????????1506-53-2C15H29NO
Jenner Stain, high purity biological stain, pure62851-42-762851-42-7
2,3-Dihydro-1,4-benzodioxin-6-yl isocyanate , 97%2,3-?????-1,4-?????-6-????????100275-94-3C9H7NO3
tri-p-TolyhydroxytinTRI-P-????????38049-84-2C21H22OSn
3-(1-naphthylmethoxy)benzaldehyde(SALTDATA: FREE)3-(1-??????)??????130205-11-7C18H14O2
DiMethylaMMoniuM DiMethyldithiocarbaMate?????????????????598-64-1C5H14N2S2
(S)-1,2-Dodecanediol, 98%(S)-1,2-?????85514-85-8C12H26O2
1-FluoroadaMantane1-????????768-92-3C10H15F
(3,4-dimethoxybenzyl)(2-methoxybenzyl)amine(SALTDATA: HBr)418792-50-4C17H21NO3
β-AMyrin559-70-6C30H50O
N-[(4-Chlorophenyl)-(2-hydroxynaphthalen-1-yl)-methyl]-acetamideN-[(4-CHLORO-??)-(2-HYDROXY-NAPHTHALEN-1-YL)-??]-??????332174-65-9C19H16ClNO2
N-Glycyl-DL-2-aMinobutyric AcidN-GLYCYL-DL-2-???????7369-76-8C6H12N2O3
2-(2-phenylethoxy)phenol(SALTDATA: FREE)33130-24-4C14H14O2
Hydrazine DihydrobroMide Hydrate???????????????23268-00-0Br2H6N2
4'-(4-Methoxyphenoxy)acetophenone4-???-4'-?????????54916-28-8C15H14O3
Methyl 1-oxo-1,2-dihydro-4-isoquinolinecarboxylate??1-OXO-1,2-DIHYDRO-4-ISOQUINOLINECARBOXYLATE37497-84-0C11H9NO3
4,4'-Bicyclohexanone4,4'-?????????23391-99-3C12H18O2
Fe(III) Meso-Tetra (N-Methyl-4-Pyridyl) porphine pentachloride133314-07-5C45H62N8
Sulfo-N-succiniMidyl 6-[3-(2-Pyridyldithio)propionaMido] Hexanoate, SodiuM Salt169751-10-4C18H24N3NaO8S3
5-Amino-1-cyclopentyl-1H-pyrazol-3-ol5-???-1-??????-1H-???-3-OL436088-87-8C8H13N3O
HFPO oligomer acid fluorides (mixture) 97%HFPO????????65208-35-7C6F12O2
Phenethyl acetate, 98%??-???? ????103-45-7C10H12O2
(R)-1-N-Boc-Piperidine-2-ethanol(R)-1-N-BOC-????-2-???250249-85-5C12H23NO3
7-Methoxy-1,4-benzothiazin-3-one7-???-1,4-?????-3-?22726-30-3C9H9NO2S
2-Methoxy-1-naphthonitrile, 98%16000-39-8C12H9NO
1,4-DiMethyl-1,2,4-triazoliuM Iodide120317-69-3C4H8IN3
2-(chloromethyl)-4,5-dimethyl-1,3-thiazole(SALTDATA: FREE)2-(?????)-4,5-???-1,3-???(SALTDATA:??)741195-86-8C6H8ClNS
1,3-Diphenylpropane1,3-??????1081-75-0C15H16
4-oxoadamantane-1-carboxamide(SALTDATA: FREE)4-??????-1-??????155396-16-0C11H15NO2
Methyl 6-methoxyformamido-4-chloropyridin-2-ylcarbamate, 97%??6-????????-4-??????-2-???????121572-37-0C9H10ClN3O4
3-[(piperidin-3-yloxy)methyl]pyridine(SALTDATA: FREE)3-[(????-3-???)??]???933758-64-6C11H16N2O
1,1'-(5-Methyl-1H-pyrrolo[2,3-b]pyridine-1,3-diyl) diethanone1222533-87-0C12H12N2O2
TetraMethylaMMoniuM Sulfate14190-16-0C8H24N2O4S
1-(2-chloroethyl)-5-methyl-1H-pyrazole-4-carbaldehyde(SALTDATA: FREE)120842-55-9C7H9ClN2O
4-amino-2-chloro-N-isopropylbenzamide(SALTDATA: FREE)4-???-2-???-N-??????????926256-14-6C10H13ClN2O
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