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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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2-Amino-5-chloropyrazine, 97%33332-29-5C4H4ClN3
2-(Bromoacetyl)-1,3-benzothiazole54223-20-0C9H6BrNOS
6-Iodo-pyridine-2-carboxylic acid6-????-???-2-????55044-68-3C6H4INO2
Maleic acid, mono(4-methylpiperazide)42574-70-9C9H14N2O3
t-Amylimidotris(dimethylamino)tantalum(V) TAIMATAt-????????(??????)???(V)TAIMATA629654-53-1C11H29N4Ta
1-Naphthol, 99%1-???90-15-3C10H8O
2,6-Di-tert-butyl-4-hydroxyMethylphenol3,5-?-tert-??-4-??????????88-26-6C15H24O2
4-(Methanesulfonylamino)benzonitrile, 98%4-(????????)?????36268-67-4C8H8N2O2S
3-amino-N-isopropylbenzamide(SALTDATA: FREE)3-???-N-(?????)?????81882-62-4C10H14N2O
1,1'-(3,5-dimethyl-1H-pyrrole-2,4-diyl)diethanone(SALTDATA: FREE)1500-92-1C10H13NO2
N1-(2-Isopropylphenyl)acetamide , 97%2-???????????19246-04-9C11H15NO
(4-Chlorothiophen-2-yl)MethanaMine hydrochloride(4-??????-2-?)????214759-19-0C5H6ClNS
1-[2-(4-methylpiperidin-1-yl)-2-oxoethyl]-1H-indole-3-carbaldehyde(SALTDATA: FREE)347320-62-1C17H20N2O2
2-(mesityloxy)-N-methylethanamine(SALTDATA: FREE)915923-32-9C12H19NO
1,4-Phenylenebis(2-thiourea)1,4-??????(?????)1519-70-6C8H10N4S2
N-Boc-3-(2-thienyl)-L-alanine, 95%56675-37-7C12H17NO4S
2-Bromo-1-(5-chloro-2-hydroxyphenyl)ethanone2-???-5'-???-2'-??????????52727-99-8C8H6BrClO2
PotassiuM MonoMethyl Terephthalate????????????????42967-55-5C9H7KO4
Methallylnickel chloride dimer??????????12145-60-7C8H14Cl2Ni2
(1-methyl-1H-benzimidazol-2-yl)methanol(SALTDATA: FREE)(1-METHYL-1H-BENZOIMIDAZOL-2-YL)-???7467-35-8C9H10N2O
4,4,5,5-Tetramethyl-2-[2-(phenoxymethyl)phenyl]-1,3,2-dioxaborolane , 97%4,4,5,5-?????-2-[2-(?????)??]-1,3,2-??????912569-55-2C19H23BO3
trans-4-(Fmoc--amino)cyclohexane carboxylic acid, 99%147900-46-7C22H23NO4
Fmoc-4-bromo-D-phenylalanine, 98%198545-76-5C24H20BrNO4
Octadecylamine acetate, 60%???? ??????2190-04-7C20H43NO2
(1-Ethyl-3,5-dimethyl-1H-pyrazol-4-yl)-methanol(1-ETHYL-3,5-DIMETHYL-1H-PYRAZOL-4-YL)-???90152-72-0C8H14N2O
p-Xylylenediamine, 99%539-48-0C8H12N2
Tetrakis[N-phthaloyl-(S)-phenylalaninato]dirhodiuM Ethyl Acetate Adduct131219-55-1C68H48N4O16Rh2
3-Amino-5-ethylthio-1,2,4-thiadiazole3-???-5-????-1,2,4-?????129500-80-7C4H7N3S2
3-(1-Methyl-1H-pyrazol-5-yl)aniline , 97%3-(1-??-1H-???-5-?)???910037-08-0C10H11N3
2,6-Difluoro-4-methoxyaniline????,2,6-?????-4-???-(9CI)151414-47-0C7H7F2NO
(R)-1-(3-Bromo-1,4-dimethoxy-naphthalen-2-yl)-propan-2-ol404909-82-6C15H17BrO3
2-Chloro-N-(2-hydroxy-5-nitrophenyl)acetamide2-???-N-(2-????-5-?????)??????35588-39-7C8H7ClN2O4
[2-oxo-5-(trifluoromethyl)-1(2H)-pyridinyl]acetic acid(SALTDATA: FREE)[2-??-5-(????????)-1(2H)-????]????(SALTDATA:FREE)308294-33-9C8H6F3NO3
Sudan III, Dye Content: >=85%?? III ??85-86-9C22H16N4O
N-(2-Cyanoethyl)-N-(2-hydroxyethyl)aniline, 95%N-?????-??????????92-64-8C11H14N2O
5-amino-4-cyano-N,N,3-trimethylthiophene-2-carboxamide(SALTDATA: FREE)5-???-4-???-N,N,3-???????-2-???????438457-01-3C9H11N3OS
Chlorotricarbonyliridium(I), 90%32594-40-4C3ClIrO3
2-({2-[(4-chlorophenyl)thio]ethyl}amino)ethanol(SALTDATA: HCl)434312-01-3C10H14ClNOS
(2-methoxy-1-methylethyl)(3-nitrobenzyl)amine(SALTDATA: HBr)355382-82-0C11H16N2O3
2,2-Dimethoxy-1-thia-2-silacyclopentane2,2-DIMETHOXY-1-THIA-2-???????26903-85-5C5H12O2SSi
N-[(1S)-2-Hydroxy-1-phenethyl)]ethoxycarboxamide108493-65-8C11H15NO3
2-(5-Nitro-2-pyridylazo)-5-(N-propyl-N-sulphopropyl)phenol disodium saltNITRO-PAPS?????115408-94-1C17H19N5Na2O6S
Difluoromalonyl fluoride??????????????5930-67-6C3F4O2
{[2-(acetylamino)phenyl]thio}acetic acid(SALTDATA: FREE)915920-17-1C10H11NO3S
[3-(3-pyridinyl)-1,2,4-oxadiazol-5-yl]methanol(SALTDATA: FREE)(3-???-3-?-1,2,4-?????-5-?)???1119451-10-3C8H7N3O2
Ethylenedithiobis(triMethylsilane) [Protecting Reagent for Aldehydes and Ketones]51048-29-4C8H22S2Si2
3-isopropyl-5-isoxazolecarbonitrile(SALTDATA: FREE)3-?????-5-??????????(?????:??)1217862-28-6C7H8N2O
3-bromo-5,7-dimethylpyrazolo[1,5-a]pyrimidine-2-carboxylic acid(SALTDATA: FREE)3-???-5,7-???????[1,5-a]????-2-?????(SALTDATA:FREE)294194-46-0C9H8BrN3O2
1,2-Dichlorodecafluorocyclohexane1,2-??????????????????336-14-1C6Cl2F10
3-Benzylpyrrolidine3-??????170304-83-3C11H15N
2-methyl-1-piperidin-4-ylpropan-1-ol(SALTDATA: FREE)915919-67-4C9H19NO
3-Hydroxy-3-Methylvaleric Acid3-HYDROXY-3-METHYL-N-????150-96-9C6H12O3
3-Chloro-2-fluoro-6-(trifluoromethyl)benzoylchloride3-CHLORO-2-FLUORO-6-(????????)????????186517-45-3C8H2Cl2F4O
3-Chloro-4-(difluoroMethoxy)aniline3-???-4-????????-????39211-55-7C7H6ClF2NO
L-Serine, 99%L-(-)-??56-45-1C3H7NO3
trans-N,N'-Dimethyl-1,2-cyclohexanediamine, 98%TRANS-1,2-BIS(?????)??????67579-81-1C8H18N2
1-Propylpiperazine DihydrobroMide1-n-??????? ??????????64262-23-3C7H18Br2N2
1-BroMo-10,12-pentacosadiyne1-???-10,12-?????94598-32-0C25H43Br
1,3-Bis(3-methacryloxypropyl)tetramethyldisiloxane18547-93-8C18H34O5Si2
Articaine Hydrochloride23964-57-0C13H20N2O3S.ClH
Ethyl 3-oxo-4-(triphenylphosphoranylidene)butyrate, 97%13148-05-5C24H23O3P
PotassiuM propargyloxyMethyltrifluoroborate?????????????????????898544-65-5C4H5BF3O.K
Chloro{(S)-(-)-5,5'-bis[di(3,5-xylyl)phosphino]-4,4'-bi-1,3-benzodioxole}(p-cyMene)rutheniuM(II) chloride [RuCl(p-cyMene)((S)-dM-segphos?)]Cl???{(S)-(-)-5,5'-??[?(3,5-???)????]-4,4'-?-1,3-?????}(p-???)???(II)???[RuCl(p-cymene)((S)-dm-segphos)]Cl944451-31-4C56H56Cl2O4P2Ru
Ethyl 2-chloro-2-[2-(3,5-dichlorophenyl)hydrazono]acetate??2-???-2-[2-(3,5-??????)?????]?????96722-61-1C10H9Cl3N2O2
Zirconocene Bis(trifluoroMethanesulfonate) Tetrahydrofuran AdductBIS(CYCLOPENTADIENYL)ZIRCONIUMBIS(TRIFLUOROMETHANESULFONATE)?????????ADDUCT89672-77-5C16H8F6O7S2Zr
trans-9-Octadecenol506-42-3C18H36O
2-butoxy-3-methoxybenzaldehyde(SALTDATA: FREE)65712-73-4C12H16O3
N-Boc-2-(4-trifluoromethyl-phenyl)-DL-glycineN-BOC-2-(4-????????-??)-DL-???847147-40-4C14H16F3NO4
CyclohexylMethylboronic acid??????????27762-64-7C7H15BO2
1-(1-adamantyl)propan-1-amine(SALTDATA: FREE)60196-90-9C13H23N
Fluorinert (TM) (FC-77) (Reg)SF-2 3M ??? ?? ??86508-42-1
1-(chloroacetyl)-2-methylindoline(SALTDATA: FREE)1013-18-9C11H12ClNO
6,7,8,9-Tetrahydro-dibenzofuran-2-ol6,7,8,9-??????-8-??????1133-79-5C12H12O2
(3-chlorophenyl)[4-(methoxymethoxy)phenyl]methanone(SALTDATA: FREE)(3-?????)[4-(??????)??]???938458-66-3C15H13ClO3
tert-Butyl[4-(diMethoxyMethyl)phenoxy]diMethylsilane118736-04-2C15H26O3Si
Meso-Tetra (N-Methyl-2-pyridyl) porphine tetrachloride??-???(N-??-2-???)???????129051-18-9C44H38Cl4N8
Boc-L-methionine, 98%2488-15-5C10H19NO4S
2-Methyl-1-phenyl-2-butanol2-??-2-???772-46-3C11H16O
Tetramethylammonium fluoride tetrahydrate, 98%17787-40-5C4H20FNO4
1-Phenyl-1H-indole-2,3-dione1-?????723-89-7C14H9NO2
(Hydrazinocarbonyl)ferrocene [for HPLC Labeling]12153-28-5C11H12FeN2O10*
4-BroMo-3',5'-diMethyl-4'-Methoxybenzophenone4-???-3',5'-???-4'-???????844879-14-7C16H15BrO2
1-[(6-oxo-1,6-dihydropyridin-3-yl)carbonyl]piperidine-4-carboxylic acid(SALTDATA: FREE)697257-26-4C12H14N2O4
Dibenzo-21-crown 7-Ether14098-41-0C22H28O7
3-Bromo-5-(isopropylthio)-1,2,4-thiadiazole3-???-5-(???????)-1,2,4-?????36955-40-5C5H7BrN2S2
1-(3-fluorobenzyl)-1H-pyrazol-3-amine(SALTDATA: FREE)957480-06-7C10H10FN3
1-ethyl-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridine-3-carboxylic acid(SALTDATA: HCl H2O)1-??-4,5,6,7-??????-1H-????[4,3-c]???-3-?????(SALTDATA:HClH2O)1256643-36-3C9H13N3O2
[2-(3-Phenylpropoxy)phenyl]amine hydrochloride[2-(3-??????)??]?????108715-56-6C15H18ClNO
2-AMinoethyl Isopropyl Ether2-??????-????81731-43-3C5H13NO
4-Hydroxypyridine-3-sulfonic Acid51498-37-4C5H5NO4S
2-chloro-N-(3-fluoro-4-methylphenyl)acetamide(SALTDATA: FREE)2-???-N-(3-????-4-??-??)-??????100599-62-0C9H9ClFNO
1,3-Bis(3-glycidoxypropyl)tetramethyldisiloxane1,3-??(3-?????????)???????????126-80-7C16H34O5Si2
4-(2-Aminoethylamino)-1-phenylbutan-1-one4-(2-???-?????)-1-??-??-1-?141809-45-2C12H18N2O
n-Decylphosphonic acid, min. 97%1-??????6874-60-8C10H23O3P
3-Nitro-2-pentanol, mixture of(+/-)-threo and (+/-)-erythro3-???-2-???5447-99-4C5H11NO3
Potassium thioacetate, 98%?? ??????10387-40-3C2H3KOS
1-ethyl-3-methyl-1H-pyrazole-4-carbaldehyde(SALTDATA: FREE)1-??-3-??-1H-???-4-??????676348-38-2C7H10N2O
Methyl thiazolidine-2-carboxylate hydrochloride33305-08-7C5H10ClNO2S
Tetrakis(2-methoxyethoxy)silane, 96%???(??????)??2157-45-1C12H28O8Si
5-Fluoroindole-3-acetic acid5-??????-3-????443-73-2C10H8FNO2
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