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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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Amberlite IR120, Na form, ion-exchange resin4-???-3-?????-1-???????9002-23-7-[SO2HC6H4CHCH2]CHCH2C6H4CHCH2-
(1S,2S)-(+)-2-AMino-1-phenyl-1,3-propanediol(1S,2S)-(+)-2-???-1-??-1,3-?????28143-91-1C9H13NO2
2-(2-Chlorobenzoyl)pyridine2-(2-CHLOROBENZOYL)???1694-57-1C12H8ClNO
2-(tert-Butoxycarbonyl-methyl-amino)-4-chloro-benzoic acid?????,N-BOC-N-??-4-???886362-06-7C13H16ClNO4
Nα-Boc-Nω-nitro-D-arginine50913-12-7C11H21N5O6
1-Butoxy-4-nitrobenzene4-N-?????????7244-78-2C10H13NO3
1-(2-methoxyethyl)-5-oxopyrrolidine-3-carboxylic acid(SALTDATA: FREE)1-(2-???-??)-5-??-????-3-?????407634-05-3C8H13NO4
4-Naphthalen-2-yl-benzoic acid4-(????-2-?)???106359-70-0C17H12O2
16-Hexadecanolide???????109-29-5C16H30O2
5-pyrrolidin-2-yl-2,4-dihydro-3H-1,2,4-triazol-3-one(SALTDATA: HCl)933714-04-6C6H10N4O
2,6-Dibromopyridine-3-carboxylic acid2,6-????-3-????????55304-85-3C6H3Br2NO2
3,5-Di(1H-benzo[d]imidazol-2-yl)pyridine3-??(5-??????)???111397-62-7C19H13N5
Methyl beta-DL-prolinate hydrochloride??3-???????????HCL198959-37-4C6H12ClNO2
Glycine Zinc Salt Monohydrate[for Protein Research]?????????14281-83-5C4H8N2O4Zn
4-(3,4-dichlorophenyl)-5-methyl-1,3-thiazol-2-amine(SALTDATA: FREE)228413-64-7C10H8Cl2N2S
Ethyl 1-methyl-1H-pyrrole-2-carboxylate, 97%??1-????-2-???????23466-27-5C8H11NO2
5-Chloro-2-nitrotoluene, 97%5-???-2-??????5367-28-2C7H6ClNO2
Gadolinium(III) trifluoromethanesulfonate, min. 98% (Gadolinium triflate)52093-29-5C3F9GdO9S3
Palladium(II) trimethylacetate, min. 98%????????106224-36-6Pd[O2C(CH3)3]2
4,6-Diamino-1,3,5-triazine-2-acetic acid, 97%2-(4,6-????-1,3,5-????-2-?)????89180-20-1C5H7N5O2
4-n-Hexylphenol, 98%2446-69-7C12H18O
4-Amino-3-bromo-2-methylpyridine, 97%97944-41-7C6H7BrN2
9-Ethylguanine, 98%879-08-3C7H9N5O
3,3'-Dinitrodiphenyl disulfide, 98%537-91-7C12H8N2O4S2
(1-Benzyl-1H-imidazol-2-yl)-acetic acid, 98%(1-BENZYL-1H-IMIDAZOL-2-YL)-????123566-33-6C12H12N2O2
1-Kestose, 98%470-69-9C18H32O16
2,6-DiMethyl-2,5-heptadien-4-one2,6-??????-2,5-??-4-?504-20-1C9H14O
Poly(cyclohexyl methacrylate), powder25768-50-7C10H16O2
N,N-DiMethylnicotinaMideN,N-?????????6972-69-6C8H10N2O
Bis(chloromethyl)methylchlorosilane18171-56-7C3H7Cl3Si
3-[(1-methyl-1H-pyrazolo[3,4-d]pyrimidin-4-yl)amino]benzoic acid(SALTDATA: FREE)361986-58-5C13H11N5O2
2-Benzoyl-1,3-indanedione2-???-1,3-?????1785-95-1C16H10O3
(Bromodifluoromethyl)triphenylphosphonium bromide, 97%(??????????)?????????????58201-66-4C19H15Br2F2P
4-Amino-2,5-difluorobenzotrifluoride114973-22-7C7H4F5N
5-{[(4-methylphenyl)thio]methyl}-2-furoic acid(SALTDATA: FREE)5-{[(4-????)??]??}-2-???915923-20-5C13H12O3S
6-Bromo-2,4(1H,3H)-quinazolinedione6-???-2,4(1H,3H)-??????88145-89-5C8H5BrN2O2
2'-Formyl-biphenyl-4-carbonitrile2'-???-???-4-?????199939-26-9C14H9NO
6-Chloro-2,3-difluoro-4-(trifluoromethyl)phenyl hydrazine 98%(6-???-2,3-?????-4-????????-??)-?????120769-98-4C7H4ClF5N2
2,5-Bis-benzyloxy-benzoic acid67127-91-7C21H18O4
1-Phenyl-5-thien-2-yl-1H-pyrazole-3-carboxylic acid220192-02-9C14H10N2O2S
4-(4-Chlorophenoxy)benzaldehyde4-(4-??????)??????61343-99-5C13H9ClO2
HexadecanaMide??????629-54-9C16H33NO
6-(chloromethyl)-N-(3-methylphenyl)-1,3,5-triazine-2,4-diamine(SALTDATA: FREE)573950-75-1C11H12ClN5
2-(2-Hydroxyethoxy)benzaldehyde2-(2-????????)??????22042-72-4C9H10O3
4-Cyanophenyl trans-4-propylcyclohexanecarboxylatep-????????-4-???????????????62439-33-2C17H21NO2
1,5-DibroMoanthraquinone602-77-7C14H6Br2O2
(1S,2R)-2-[N-Benzyl-N-(Mesitylenesulfonyl)aMino]-1-phenylpropyl Propionate [Reagent for anti-selective asyMMetric aldol reaction]?????(1S,2R)-2-[N-BENZYL-N-(MESITYLENESULFONYL)AMINO]-1-PHENYLPROPYLESTER187324-67-0C28H33NO4S
Di(i-propoxide)bis(2,2,6,6-tetramethyl-3,5-heptanedionato)titanium(IV), min. 98%144665-26-9C28H52O6Ti
3-Aminooxetane, 97%3-?????21635-88-1C3H7NO
2-[(2-furylmethyl)amino]-1-butanol(SALTDATA: FREE)892582-00-2C9H15NO2
7-Bromomethyl-1-methylindazole7-?????-1-?????1092961-00-6C9H9BrN2
3-(Diethylphosphono)propanoic acid???????????3095-96-3C7H15O5P
4-[(4-Methoxybenzylidene)aMino]benzonitrile4-[(4-???????)???]?????13036-19-6C15H12N2O
N-allyl-4-bromobenzamide(SALTDATA: FREE)N-??-4-????????39887-27-9C10H10BrNO
6-Methyl-3,4-dihydro-1,8-naphthyridin-2(1H)-one1222533-73-4C9H10N2O
(5E)-5-(3-chlorobenzylidene)-2-mercapto-1,3-thiazol-4(5H)-one(SALTDATA: FREE)23622-20-0C10H6ClNOS2
Methyl 3,4-dimethylbenzoate38404-42-1C10H12O2
(+)-O-Acetyl-D-Malic Anhydride(R)-(+)-2-??????????79814-40-7C6H6O5
Decylsuccinic AnhydrideN-????????18470-76-3C14H24O3
4-(2,4-dioxoimidazolidin-1-yl)benzoic acid(SALTDATA: FREE)4-(2,4-DIOXOIMIDAZOLIDIN-1-YL)???938458-79-8C10H8N2O4
Methyl 4-amino-3,5-dibromobenzoate??4-???-3,5-?????????3282-10-8C8H7Br2NO2
2-TrifluoroMethyl-α-acetaMidocinnaMic Acid2-?????????-a-?????????3094-32-4C12H10F3NO3
2,3,4,5,6-Pentamethylbenzyl alcohol, 98%484-66-2C12H18O
3-(aminosulfonyl)-2-thiophenecarboxylic acid(SALTDATA: H2O)59337-97-2C5H5NO4S2
1,2-Diethoxybenzene, 99%2050-46-6C10H14O2
3,4-Diaminothiophene dihydrobromide, 99%3,4-???????????????????169698-12-8C4H8Br2N2S
5-Bromo-4-(dimethylamino)-2-methoxypyrimidine57054-81-6C7H10BrN3O
4-(methoxymethyl)piperidine(SALTDATA: HCl)4-(?????)????399580-55-3C7H15NO
1-Acetyl-4-cyclopropylaminopiperidine, 95%1-???-N-???????????-4-??387358-46-5C10H18N2O
(1-benzofuran-2-ylmethyl)amine(SALTDATA: HCl)????-2-?????37798-05-3C9H9NO
Fluocinolone Acetonide????????????67-73-2C24H30F2O6
2-Bromo-6-methoxyphenol, 98%2-???-6-???-??28165-49-3C7H7BrO2
Tin(II) tetrafluoroborate, 50% solution in water???? ??13814-97-6B2F8Sn
2-chloro-4-(1-piperidinylcarbonyl)pyridine(SALTDATA: FREE)2-???-4-(1-?????????)???90287-80-2C11H13ClN2O
N-(tert-Butyl)-3-MethylpicolinaMideNT-??-3-?????-2-??????32998-95-1C11H16N2O
4'-Chloro-4-diMethylaMinoazobenzene4'-???-4-??????????2491-76-1C14H14ClN3
4-allyl-5-pyridin-2-yl-4H-1,2,4-triazole-3-thiol(SALTDATA: FREE)91813-63-7C10H10N4S
4-amino-N-(2,3-dimethylphenyl)benzamide(SALTDATA: FREE)4-???-N-(2,3-?????)????29027-72-3C15H16N2O
Allyl Phenyl Sulfide5296-64-0C9H10S
3-(3-Carboxypropionylamino)phenylboronic acid3-(3-????????????)?????31754-00-4C10H12BNO5
(4-Bromophenyl) methyl cyanocarbonimidodithioate(4-?????)????????????????152382-03-1C9H7BrN2S2
3-Chloro-2-iodo-5-trifluoromethylpyridine134161-12-9C6H2ClF3IN
Tetraphenylarsonium chloride monohydrate, 97%????????????????104170-16-3C24H22AsClO
4'-(Trifluoromethyl)-[1,1'-biphenyl]-3-amine hydrochloride4'-????????-???-3-???400747-98-0C13H10F3N
3-bromo-1H-1,2,4-triazole-5-carboxamide(SALTDATA: FREE)3-???-1H-1,2,4-????-5-??????(SALTDATA:FREE)1207755-03-0C3H3BrN4O
(3-Pyrimidin-5-ylphenyl)methanol, 97%(3-????-5-???)852180-75-7C11H10N2O
6-AMino-6-deoxy-D-glucose Hydrochloride55324-97-5C6H14ClNO5
(3-Ethoxy-4-methoxyphenyl)methanol(3-???-4-?????)???147730-26-5C10H14O3
2-Dodecyl-p-cresol25912-91-8C19H32O
2-chloro-N-[3-(1-pyrrolidinyl)phenyl]acetamide(SALTDATA: FREE)915921-99-2C12H15ClN2O
3-Bromo-5-methoxy-1H-indazole, 97%3-???-5-???(1H)???885519-30-2C8H7BrN2O
tert-Butyl 4-nitrophenylcarbamateTERT-??4-???????????18437-63-3C11H14N2O4
PotassiuM p-Toluenethiosulfonatep-???????? ??28519-50-8C7H7KO2S2
2-(isopropylamino)-5-methylbenzoic acid(SALTDATA: FREE)893727-37-2C11H15NO2
3-Nitro-N-(phenylsulfonyl)benzenesulfonamide3-???-N-(?????)???????69173-32-6C12H10N2O6S2
3-(2-chlorophenyl)propan-1-amine(SALTDATA: FREE)3-(2-?????)???-1-??18655-48-6C9H12ClN
4-amino-8-fluoro-3-quinolinecarboxylic acid(SALTDATA: 2H2O)3-????????,4-???-8-????-(9CI)476683-65-5C10H7FN2O2
3-bromo-N-cyclopropylbenzamide(SALTDATA: FREE)3-???-N-???????????337535-74-7C10H10BrNO
3-Bromo-4-nitro-1H-indazole3-???-4-???(1H)???74209-17-9C7H4BrN3O2
8-Cyclohexyl-2,3,3a,4,5,6-hexahydro-1H-pyrazino[3,2,1-jk]carbazole hydrochloride135991-95-6C21H30N2O3S
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