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

?? ?:J & K SCIENTIFIC LTD.
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???:jkinfo@jkchemical.com
??:China
URL: www.jkchemical.com
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Indole-7-carboxaldehyde, 98%1074-88-0C9H7NO
Magnesium chloride hexahydrate, 99%, ACS reagent?? ????7791-18-6Cl2H12MgO6
Pregnenolone, 98%145-13-1C21H32O2
4-Fluorobenzylmagnesium chloride, 0.25 M solution in diethyl ether, J&KSeal1643-73-8C7H6ClFMg
N,N-Dimethyldodecylamine, 97%??????????112-18-5C14H31N
Manganese(II) perchlorate hexahydrate, 99%15364-94-0Cl2H12MnO14
2-Chloro-5-fluoroaniline, 98%452-83-5C6H5ClFN
cis-Decahydro-1H,6H-3a,5a,8a,10a-tetraazapyrene74199-16-9C12H22N4
2,5-Dimethoxyphenylacetonitrile18086-24-3C10H11NO2
4-tert-Octylresorcinol4-TERT-???????28122-52-3C14H22O2
Allyl Phenyl Carbonate16308-68-2C10H10O3
2-propyl-2H-1,2,3-triazol-4-amine(SALTDATA: FREE)915922-91-7C5H10N4
2-Amino-4-cyanobenzeneboronic acid hydrochloride 97%(2-???-4-???)?????,???850568-47-7C7H8BClN2O2
5-Fluoro-2-nitrophenylacetic acid(5-FLUORO-2-NITRO-PHENYL)-????29640-98-0C8H6FNO4
2-(4-Benzylpiperazino-1-yl)-6-fluorobenzaldehyde159944-64-6C18H19FN2O
trans-2-Butene (in cylinder without valve) [To use this product charged in cylinder, a valve is required which is sold separately (Product Code:V0030)]???-2-??624-64-6C4H8
4-Hydroxy-3-tert-butylanisole?????????121-00-6C11H16O2
4-Methoxy-2-methylphenyl isocyanate, 98%60385-06-0C9H9NO2
2,6-Dimethoxynitrobenzene 98%2,6-?????????6665-97-0C8H9NO4
2,3-Dihydro-1-benzofuran-7-sulfonyl chloride, 97%2,3-DIHYDRO-1-BENZOFURAN-7-????????953408-82-7C8H7ClO3S
N-(10-Bromodecyl)phthalimideN-(10-?????)?????24566-80-1C18H24BrNO2
Methyl β-L-Arabinopyranoside1825-00-9C6H12O5
Bis(triphenylphosphine)copper tetrahydroborate, 95%16903-61-02C18H15P.Cu.BH4
2-Amino-6-chloronicotinic acid2-???-5-??????-3-?????58584-92-2C6H5ClN2O2
Perfluorotetradecane 97%??????????307-62-0C14F30
Trimethylsulfonium bromide, 98%3084-53-5C3H9S.Br
4-Methylcyclohexanol, 99%, mixture of cis and trans4-????????589-91-3C7H14O
3-bromopyrazolo[1,5-a]pyrimidine, 95%55405-67-9C6H4BrN3
1,2,4,5-Tetrakis(bromomethyl)benzene, 95%15442-91-8C10H10Br4
1-Allyl-3-methylimidazolium bromide, 99%31410-07-8C7H11N2Br
2-Thiouracil, 99%2-?????141-90-2C4H4N2OS
Polymyxin B sulfate, >6500 IU/mg, suitable for cell culture???? B ???1405-20-5C56H100N16O17S
Sodium hexachloroiridate(III) hydrate?????????????(III)???123334-23-6Cl6H2IrNa3O
Sodium chromate tetrahydrate, 99+%??? ???, ??????10034-82-9CrH5NaO5
Tetramethylphosphonium bromide, 98%4519-28-2C4H12BrP
Daminozide, 99%?????1596-84-5C6H12N2O3
Magnesium phthalocyanine, min. 90%1661-03-6C32H16MgN8
O-[(Ethoxycarbonyl)cyanomethylenamino]-N,N,N',N'-tetramethyluroniumtetrafluoroborate, 98%136849-72-4C10H17BF4N4O3
3-Methyl-1-(3'-sulfoaMidophenyl)-5-pyrazolone3-??-1-(3'-???????)-5-????89-29-2C10H11N3O3S
5-Aminoindan-1-one, 97%5-?????-1-?3470-54-0C9H9NO
trans-4-Ethylcyclohexanol???-4-?????????19781-62-5C8H16O
Boc-d-phe(2,4-cl2)-oh114873-12-0C14H17Cl2NO4
2-PhenylcarbaMoyl-1,4-naphthoquinone-4-(4-diethylaMino-2-Methylphenyl)iMine102187-19-9C28H27N3O2
tert-Butyl N-[2-(dimethylamino)-2-oxoethyl]-carbamatetert-??N-[2-(??????)-2-????]?????72287-76-4C9H18N2O3
Irsogladine Maleate84504-69-8C13H11Cl2N5O4
4-Fluoro-3-[(methoxyamino)carbonyl]benzeneboronic acid 98%4-FLUORO-3-[(??????)????]?????98913835-47-9C8H9BFNO4
3-(Hydroxymethyl)-6-(pyrrolidin-1-yl)pyridine[6-(1-PYRROLIDINYL)-3-PYRIDINYL]???690632-01-0C10H14N2O
3-bromo-5-phenyl-1H-1,2,4-triazole(SALTDATA: FREE)3-???-5-??-1H-1,2,4-????(SALTDATA:FREE)15777-59-0C8H6BrN3
3-BroMohexane (contains 2-BroMohexane)(stabilized with Copper chip)3-?????3377-87-5C6H13Br
Gentisuric Acid???????25351-24-0C9H9NO5
3-(Carbomethoxy)propyldimethylmethoxysilane3-(?????)???????????204641-79-2C8H18O3Si
1-isobutyl-3-methyl-1H-pyrazol-5-amine(SALTDATA: FREE)2-????-5-??-2H-???-3-???3524-36-5C8H15N3
2-Iodo-4-nitroanisole2-???-4-??????5399-03-1C7H6INO3
(2,4-Dimethoxy-benzylidene)-carbamic acidethyl ester(2,4-????-????)-????????681260-33-3C12H15NO4
4-Fluoro-1-benzothiophene-2-carboxylic acid4-?????????-2-?????310466-37-6C9H5FO2S
Allyldiphenylphosphine, tech., 80%2741-38-0C15H15P
Cholesterol Propionate633-31-8C30H50O2
(S)-4-N-Boc-Piperazine-2-carboxylic acid methylester(S)-4-N-Boc-????-2-???????????314741-39-4C11H20N2O4
5-Benzyl-2,5-diaza-spiro[3.4]octanedihydrochloride5-??-2,5-???-???[3.4]????????????1159822-76-0C13H20Cl2N2
3-Bromo-4-fluorobenzonitrile, 99%79630-23-2C7H3BrFN
3H,4H,4H-Perfluorocyclobutane1,1,2,2,3-????????????2253-02-3C4H3F5
2-BroMo-6-hydrazinopyridine26944-71-8C5H6BrN3
3-Chloro-5-(trifluoromethyl)benzoic acid3-???-5-(????????)???53985-49-2C8H4ClF3O2
3-Iodo-4-hydroxybenzaldehyde60032-63-5C7H5IO2
Potassium 2-hydroxyphenyltrifluoroborate???2-????????????????850313-92-7C6H5BF3O.K
19-Bromononadecanoic acid19-???????78774-38-6C19H37BrO2
6-chloro-2-(2-hydroxyphenyl)quinoline-4-carboxylic acid(SALTDATA: FREE)6-???-2-(2-?????-??)-???-4-????669753-96-2C16H10ClNO3
(4-chlorophenyl)[3-(methoxymethoxy)phenyl]methanone(SALTDATA: FREE)(4-?????)[3-(??????)??]???938458-70-9C15H13ClO3
AlbuMin froM Milk12585-12-5
Decyl Ether??????2456-28-2C20H42O
3H-Spiro[1-benzofuran-2,4'-piperidine]3H-SPIRO[1-????-2,4”-????]71916-73-9C12H15NO
2-Iodo-3-nitronaphthalene2-IODO-3-???????102153-71-9C10H6INO2
4-(Trifluoromethyl)biphenyl398-36-7C13H9F3
5-methoxy-2-oxoindoline-3-carbaldehyde(SALTDATA: FREE)5-???-2-?????-3-??????52508-88-0C10H9NO3
3-chloro-N-mesitylpropanamide(SALTDATA: FREE)100141-43-3C12H16ClNO
2-(4-Methoxyphenyl)malondialdehyde, 95%65192-28-1C10H10O3
6,7-Diethoxy-1,2,3,4-tetrahydro-1-isoquinoline acetonitrile, 99%6,7-????-1,2,3,4-??????-1-???????????170306-62-4C15H20N2O2
2-(2-methoxy-1-naphthyl)ethanamine(SALTDATA: HCl)2-(2-???-1-???)????(SALTDATA:HCl)156482-75-6C13H15NO
2-(3,4-Difluorophenyl)indole 97%2-(3,4-???????)??68290-36-8C14H9F2N
3-(4-Ethylphenyl)propionic acid3-(4-????)?????64740-36-9C11H14O2
(R)-AMPA83654-13-1C7H10N2O4
1-(3-methylphenyl)-1H-pyrrole-2-carbaldehyde(SALTDATA: FREE)1-(3-????)-1H-??-2-??????86454-35-5C12H11NO
2-Bromo-5-fluorobenzoyl chloride2-???-5-??????????111771-13-2C7H3BrClFO
1,4-Diiodo-2,3,5,6-tetraMethylbenzene1,4-DIIODO-2,3,5,6-???????3268-21-1C10H12I2
Sulphosuccinimidyl-3-(4-hydroxyphenyl)propionate sodium salt??-SHPP106827-57-0C13H14NNaO8S
(2-isopropoxyphenyl)methanol(SALTDATA: FREE)82657-68-9C10H14O2
4-[(propylamino)sulfonyl]benzoic acid(SALTDATA: FREE)4-[(??????)???]???10252-65-0C10H13NO4S
Potassium (piperidin-1-yl)methyltrifluoroborate, 95%??(????-1-?)????????????888711-54-4C6H12BF3N.K
2-chloro-3-fluoro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine, 95%2-???-3-???????-5-??????????1073312-28-3C11H14BClFNO2
4-Hydrazino-1-methylpiperidine4-?????-1-??????51304-64-4C6H15N3
4-allyl-5-(5-methyl-3-thienyl)-4H-1,2,4-triazole-3-thiol(SALTDATA: FREE)588680-35-7C10H11N3S2
(4-Nitrophenyl)-α-D-Maltopentaoside66068-38-0C36H55NO28
3-nitro-4-[(pyridin-3-ylmethyl)amino]benzoic acid(SALTDATA: FREE)3-???-4-[(???-3-???)???]???384855-46-3C13H11N3O4
N,N-Bis[3-D-gluconaMidopropyl]cholaMide (Ultra Pure)??86303-22-2C42H75N3O16
(2,3-dimethoxybenzyl)(2-fluorobenzyl)amine(SALTDATA: HBr)355382-01-3C16H18FNO2
2-Chloro-N,N-diethylaniline2-???-N,N-??????19372-80-6C10H14ClN
trans-octahydro-2H-1,4-benzoxazine(SALTDATA: HBr)???-??????-2H-1,4-?????(SALTDATA:HBr)74572-19-3C8H15NO
2-Chloro-1-(4-hydroxy-3,5-dimethylphenyl)ethanone40943-25-7C10H11ClO2
4-Benzyl-1-(Boc-amino-acetyl)-piperazine(2-[4-??-????-1-?]-2-??-??)-??tert-??????671212-34-3C18H27N3O3
N-(3,5-dimethoxybenzyl)cyclohexanamine(SALTDATA: HBr)356093-66-8C15H23NO2
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