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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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2-Chloro-4-fluorobenzamide2-???-4-????????88578-90-9C7H5ClFNO
N-(4-fluorobenzyl)-2-propen-1-amine(SALTDATA: HCl)N-(4-??????)PROP-2-EN-1-AMINE889949-25-1C10H12FN
4-(1-Azepanyl)-2-methylaniline4-(?????-1H-???-1-YL)-2-??-????847455-22-5C13H20N2
N~1~-(4-fluoro-3-methylphenyl)-beta-alaninamide(SALTDATA: HCl)N~1~-(4-????-3-????)-??-??????(SALTDATA:HCl)946740-10-9C10H13FN2O
3-Bromo-2-hydroxybenzaldehyde, 98%1829-34-1C7H5BrO2
BenzenesulfohydroxaMic Acid599-71-3C6H7NO3S
Isopropyl β-D-thioglucuronide sodium salt ,98%?????-??-D-???????,????208589-93-9C9H17NaO6S
Phenyl p-Toluenesulfonate640-60-8C13H12O3S
Methyl 1-cyanocyclohexanecarboxylate1-???-??????????????????58920-80-2C9H13NO2
2-Chloro-4-(trifluoromethyl)benzoic acid23228-45-7C8H4ClF3O2
1-(2-hydroxy-4-methyl-5-pyrimidinyl)ethanone(SALTDATA: HCl)113246-41-6C7H8N2O2
2-(2-Phenyl-imidazole-1-carbonyl)-benzoic acid2-(2-??-????-1-????)-???302602-94-4C17H12N2O3
[4-(Phenoxymethyl)phenyl]methanol , 97%4-(?????)??]???262862-97-5C14H14O2
4-(1H-benzimidazol-1-yl)aniline(SALTDATA: FREE)4-(1H-?????-1-YL)???52708-36-8C13H11N3
6-Bromo-2H-isoquinolin-3-one, 98%6-????????-3-OL1031927-91-9C9H6BrNO
Ethyl 4-Acetyl-5-oxohexanoate2832-10-2C10H16O4
2,5-DiaMino-4,6-dichloropyriMidine55583-59-0C4H4Cl2N4
2-(Aminomethyl)-4-fluorobenzeneboronic acid, N-BOC protected 97%2-(N-Boc-?????)-4-?????????850568-64-8C12H17BFNO4
2-(Trifluoromethoxy)ethylaminobenzene2-(?????????)???????175278-25-8C9H10F3NO
4-Nitrophenyl-β-D-cellobioside, 98%3482-57-3C18H25NO13
2-(Trifluoromethyl)-1,6-napthyridine-3-carboxylicacid240408-97-3C10H5F3N2O2
Tellurium(IV) bromide (99.9%-Te)??? ???????10031-27-3Br4Te
(1,3-dimethyl-2,5-dioxo-4-imidazolidinyl)acetic acid(SALTDATA: FREE)(1,3-???-2,5-???-??????-4-?)-????26972-48-5C7H10N2O4
(R)-1-(tert-Butoxycarbonyl)-2-azetidineMethanol(R)-1-(TERT-???????)-2-???????161511-90-6C9H17NO3
Methyl 4-[3-(dimethylamino)propoxy]benzoate , 97%??4-[3-(??????)????]?????190660-97-0C13H19NO3
4-n-Hexylphenylhydrazine hydrochloride4-N-????????????126062-51-9C12H21ClN2
2-(4-Chlorophenoxy)-5-nitropyridine , 97%28232-30-6C11H7ClN2O3
1-(5-Bromo-3-fluoropyridin-2-yl)ethanone1-(5-???-3-???????-2-?)???1160936-52-6C7H5BrFNO
1-(4-isopropyl-1,2,3-thiadiazol-5-yl)methanamine(SALTDATA: HCl)1-(4-?????-1,2,3-?????-5-?)????(SALTDATA:HCl)1048922-63-9C6H11N3S
Acarbose, 95%56180-94-0C25H43NO18
2-(4-Dimethylamino-phenyl)-1H-benzoimidazol-5-yl-amine2-(4-??????-??)-1H-??????-5-???40655-14-9C15H16N4
Tetrafluoro-2-(tetrafluoro-2-iodoethoxy)ethanesulfonyl Fluoride (stabilized with Na2S2O3)66137-74-4C4F9IO3S
Methyl 5H-perfluoropentanoate2,2,3,3,4,4,5,5-???????????????54822-22-9C6H4F8O2
Tris(2-carboxyethyl) Isocyanurate???(2-??????)????????2904-41-8C12H15N3O9
(-)-Terpinen-4-ol20126-76-5C10H18O
2,5-Difluoro-4-nitrophenol2,5-?????-4-?????120103-18-6C6H3F2NO3
4-Benzenesulfonylbenzoic acid4-????????5361-54-6C13H10O4S
1,10-Bis(4-carboxyphenoxy)decane1,10-BIS(4-CARBOXYPHENOXY)??74774-61-1C24H30O6
PotassiuM 2-Thienyltrifluoroborate2-??????????906674-55-3C4H3BF3KS
2-Chloro-5-phenylnicotinonitrile2-???-5-?????????10177-10-3C12H7ClN2
4-(5-Nitro-2-pyridinyl)benzenecarbaldehyde4-(5-???-2-????)????????433920-97-9C12H8N2O3
Hexafluoro-2,2,3,3-tetrachlorobutane 95%HEXAFLUORO-2,2,3,3-????????375-34-8C4Cl4F6
4-(4-tert-Butyl-phenyl)-5-methyl-thiazol-2-ylamine4-(4-TERT-??-??)-5-??-???-2-???438227-35-1C14H18N2S
N,N-DiisopropylforMaMide???????????2700-30-3C7H15NO
2-Fluoro-4-methylphenyl isothiocyanate2-FLUORO-4-METHYLPHENYL?????????864350-17-4C8H6FNS
5-Methyl-3-phenyl-4-isoxazolyl isothiocyanate5-??-3-??-4-??????????????306934-97-4C11H8N2OS
cis-2-Benzylaminomethyl-1-cyclopentanol hydrochloride, 98%CIS-2-BENZYLAMINOMETHL-1-CYCLOPENTANOL???20520-98-3C13H19NO
3-methyl-1-phenyl-1H-pyrazole-4,5-diamine(SALTDATA: FREE)52943-88-1C10H12N4
1-(6-fluoro-1H-benzimidazol-2-yl)ethanone(SALTDATA: FREE)177407-11-3C9H7FN2O
4-amino-N-propylbenzamide(SALTDATA: FREE)4-???-N-???????38681-78-6C10H14N2O
5-Bromo-4-fluoro-2-hydroxy-aniline hydrochloride1037298-12-6C6H6BrClFNO
5-Benzylthio-3-hydroxy-1,2,4-thiadiazole5-????-3-?????-1,2,4-?????56409-57-5C9H8N2OS2
2,5-Diacetoxyhexane2,5-????????10299-35-1C10H18O4
7-Methyl-1,4-benzothiazin-3-one7-??-1,4-?????-3-?30322-02-2C9H9NOS
2-Amino-4-(2-hydroxyethoxy)-6-oxo-1,6-dihydro-5-pyrimidinecarbonitrile126865-37-0C7H8N4O3
1-(2-Chlorophenyl)imidazole1-(2-?????)????51581-50-1C9H7ClN2
Dicyclohexylphenylphosphine, min. 95%???????????6476-37-5C18H27P
3-chloro-5-ethoxy-4-hydroxybenzaldehyde(SALTDATA: FREE)3-???-5-???-4-???????????70842-33-0C9H9ClO3
3-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)-4-methylbenzoic acid(SALTDATA: FREE)420101-13-9C16H11NO4
N-methyl-1-(3-pyridinyl)-1-propanamine(SALTDATA: FREE)959239-30-6C9H14N2
2-pyridinyl(tetrahydro-2-furanyl)methanone(SALTDATA: FREE)959239-35-1C10H11NO2
7-Bromo-5-methyl-1-benzofuran, 95%7-???-5-??????35700-48-2C9H7BrO
5-Amino-2-[(pyridin-3-ylmethyl)-amino]-benzoic acid5-???-2-[(PYRIDIN-3-YLMETHYL)-AMINO]-???425662-35-7C13H13N3O2
Diisobutyl adipate, 99%?????????????141-04-8C14H26O4
Ethyl methoxyacetate, 98%3938-96-3C5H10O3
1-(2-Butyl)-piperazine, 98%34581-21-0C8H18N2
4,10-Diaza-12-crown 4-Ether294-92-8C8H18N2O2
Methyl 6-methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-8-carboxylate141761-86-6C11H11NO4
N-(6-Iodo-pyridin-2-yl)-2,2-dimethyl-propionamide851102-44-8C10H13IN2O
Fmoc-D-Ser(Bzl)-OH, 99%122889-11-6C25H23NO5
2-Morpholino-5-(trifluoromethyl)benzonitrile, 97%2-MORPHOLINO-5-(????????)?????677749-94-9C12H11F3N2O
3-Chloro-4-(piperidin-1-ylcarbonyl)benzeneboronic acid 98%3-CHLORO-4-(PIPERIDINE-1-CARBONYL)?????850589-50-3C12H15BClNO3
2-(3-Fluorophenyl)ethyl BroMide3-????????????25017-13-4C8H8BrF
2-methyl-5-oxo-2-pyrrolidinecarbonitrile(SALTDATA: FREE)5-???-5-??-2-????86240-21-3C6H8N2O
N-propylcyclohexanamine(SALTDATA: FREE)N-?????-N-?????3592-81-2C9H19N
1-Boc-piperidine-2-ylacetic acidN-Boc-2-????????149518-50-3C12H21NO4
tert-Butyl-N-[2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]-carbamate(2-BOC-?????)???,???????159624-15-4C17H26BNO4
Methyl 4,6-O-Benzylidene-α-D-glucopyranoside, 98%3162-96-7C14H18O6
1-(tetrahydro-2H-thiopyran-4-yl)piperazine(SALTDATA: 2HCl 0.5H2O)914654-77-6C9H18N2S
4,4'-Dihydroxybiphenyl, 99%4-4'-??????????92-88-6C12H10O2
(Indomethacin acyl)-β-D-glucuronide, 98%???????-BD-???????75523-11-4C25H24ClNO10
4'-Benzyloxy-3'-fluoroacetophenone1-[4-(????)-3-??????]-1-???81227-99-8C15H13FO2
5-Methyl-1-phenyl-1H-pyrazole-4-sulphonyl chloride5-??-1-??-1H-???-4-????????342405-38-3C10H9ClN2O2S
4-(allyloxy)-3-chloro-5-ethoxybenzaldehyde(SALTDATA: FREE)443291-94-9C12H13ClO3
3-Bromo-4-chloropyridine, 98%36953-42-1C5H3BrClN
2-Bromo-1-(2,6-dichlorophenyl)ethanone2-???-1-(2,6-??????)???81547-72-0C8H5BrCl2O
Thulium(III) chloride, anhydrous (99.9%-Tm) (REO)?? ???, ???13537-18-3Cl3Tm
Sodium tetrakis(4-fluorophenyl)borate hydrate 98%?????(4-??????)????????385812-51-1C24H18BF4NaO
N-Chloroacetyl-L-valine2279-16-5C7H12ClNO3
Dipyrimidin-2-yl disulphide?????-2-?????15718-46-4C8H6N4S2
(S)-(+)-Nalpha-Benzyl-Nbeta-BOC-L-hydrazinoisoleucine, 95%188777-47-1C18H28N2O4
2-(3-Methylphenyl)malondialdehyde2-(3-????)????????849021-24-5C10H10O2
3- tert -Butoxycarbonylamino-3-(4-chloro-phenyl)-propionic acid3-N-Boc-???-3-(4-?????)?????284493-65-8C14H18ClNO4
4-(Iodomethyl)tetrahydro-2H-pyran , 97%4-(?????)???????-2H-??101691-94-5C6H11IO
Methyltin trichloride, 98+%??????????993-16-8CH3Cl3Sn
tert-butyl 4-(5-formyl-2-thienyl)piperazine-1-carboxylate(SALTDATA: FREE)TERT-??4-(5-FORMYL-2-THIENYL)????-1-???????623588-30-7C14H20N2O3S
2-Chloro-5-fluoro-4-methoxypyrimidine2-???-5-????-4-???????37554-70-4C5H4ClFN2O
2-(1-Oxy-pyridin-2-yl)-1,1,3,3-tetramethylisothiouronium tetrafluoroborate, 99%255825-38-8C10H17BF4N3OS*
Praseodymium(III) nitrate hexahydrate (99.9%-Pr) (REO)15878-77-0H12N3O15Pr
4-Fluoro-2-oxindole 97%4-????-1,3-?????-2H-??-2-?138343-94-9C8H6FNO
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