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

?? ?:J & K SCIENTIFIC LTD.
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??:China
URL: https://www.jkchemical.com
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Ethyl 3-chloro-5-(trifluoromethyl)pyridine-2-carboxylate128073-16-5C9H7ClF3NO2
Tris(2-pyridylmethyl)amine, 98%???(2-?????)??16858-01-8C18H18N4
4-Amino-5-furan-2-yl-4 H -[1,2,4]triazole-3-thiol80809-38-7C6H6N4OS
4-(4-methyl-1-oxophthalazin-2(1H)-yl)benzoic acid(SALTDATA: FREE)306731-76-0C16H12N2O3
4-(4-Methoxyphenoxy)-3-nitrobenzotrifluoride1996-69-6C14H10F3NO4
1-(2-BroMoethoxy)-2-ethoxybenzene2-(2-??????)???????3259-03-8C10H13BrO2
4-(Methylthio)benzylaMine4-(????)????83171-39-5C8H11NS
2-BroMo-3-(4-tert-butylphenyl)-1-propene2-???-3-(4-TERT-????)-1-???842140-27-6C13H17Br
methyl (3-oxo-3,4-dihydro-2H-1,4-benzoxazin-2-yl)acetate(SALTDATA: FREE)73219-44-0C11H11NO4
2,4-Dichloro-6-iodoaniline2,4-???????697-90-5C6H4Cl2IN
2-(2-Pyridin-4-yl-1H-indol-3-yl)ethylamine hydrochloride374064-06-9C15H16ClN3
Tris(4-nitrophenyl)aMine20440-93-1C18H12N4O6
7-(chloromethyl)-5H-[1,3]thiazolo[3,2-a]pyrimidin-5-one(SALTDATA: FREE)7-?????-????[3,2-A]????-5-?62773-09-5C7H5ClN2OS
4-chloro-3-(1H-pyrrol-1-yl)benzoic acid(SALTDATA: FREE)4-???-3-(1H-??-1-?)???107946-72-5C11H8ClNO2
ValeroinN-????6540-98-3C10H20O2
5-Hydroxyflavone, 98%491-78-1C15H10O3
Dimethyl 5-methyl-1H-pyrrolo[2,3-b]pyridine-1,3-dicarboxylate???5-??-1H-???[2,3-b]???-1,3-????????1198106-53-4C12H12N2O4
Pantoprazole Sulfide102625-64-9C16H15F2N3O3S
Hexyl Sulfide??????6294-31-1C12H26S
Phloroglucide????????491-45-2C12H10O5
(S)-3-Cbz-Amino-butylamine(S)-3-CBZ-???-????168828-15-7C12H18N2O2
5-Amino-1,3-bis(2-ethylhexyl)hexahydro-5-methylpyrimidine, mix of diastereomers????141-94-6C21H45N3
4-(2-formyl-1H-pyrrol-1-yl)benzenesulfonamide(SALTDATA: FREE)72751-82-7C11H10N2O3S
Butyl Gallate??????1083-41-6C11H14O5
1-(2,3-Dimethylphenyl)pyrrolidine957065-89-3C12H17N
2,3,6-Trifluorophenylacetonitrile114152-21-5C8H4F3N
Olean-12-eno[3,2-c]isoxazol-28-oic acid methyl ester, 97%OLEAN-12-ENO[3,2-C]ISOXAZOL-28-OIC???????42273-05-2C32H47NO3
5-(Difluoromethyl)-1H-indazole5-(????????)-1H-???1204298-50-9C8H6F2N2
6-chloro-2,3,4-trimethylpyridine(SALTDATA: FREE)6-???-2,3,4-???????(SALTDATA:FREE)408314-12-5C8H10ClN
5-methyl-1-(2-pyridinyl)-1H-pyrazole-4-carboxylic acid(SALTDATA: FREE)241798-60-7C10H9N3O2
[4-(1H-tetrazol-1-yl)phenoxy]acetic acid(SALTDATA: FREE)(4-TETRAZOL-1-YL-PHENOXY)-????832740-47-3C9H8N4O3
tetrahydrothiophene-3-thiol 1,1-dioxide(SALTDATA: FREE)52513-18-5C4H8O2S2
4-AMino-6-broMoquinoline65340-73-0C9H7BrN2
Bis(4-aMino-2,3-dichlorophenyl)Methane??(4-???-2,3-??????)??42240-73-3C13H10Cl4N2
2-(7-hydroxy-2-oxo-2H-chromen-4-yl)acetamide(SALTDATA: FREE)101999-45-5C11H9NO4
1-(2,4-Dimethyl-1,3-oxazol-5-yl)ethanone???,1-(2,4-???-5-????)-(9Cl)23012-25-1C7H9NO2
2-Cyanomethyl-5-trifluoromethylpyridine5-(????????)???-2-?]??????939793-18-7C8H5F3N2
2-(isopropylamino)pyrimidine-5-carboxylic acid(SALTDATA: FREE)2-(????????)????-5-?????148741-64-4C8H11N3O2
({1-[(5-methyl-2-furyl)methyl]-4-piperidinyl}methyl)amine(SALTDATA: FREE)({1-[(5-??-2-??)??]-4-?????}??)??(SALTDATA:FREE)1185320-32-4C12H20N2O
Indole-3-lactic Acid1821-52-9C11H11NO3
4-Chloro-benzo[d]-thiazol-2(3H)-one, 97%39205-62-4C7H4ClNOS
3,3',5,5'-Tetrachlorodiphenyl Disulfide137897-99-5C12H6Cl4S2
2-Methoxy-3-nitropyridine, 98%20265-35-4C6H6N2O3
Dimethyl perfluorosebacate 96%????????????????4590-24-3C12H6F16O4
2-Chloro-4-nitrobenzoic acid, 98%2-???-4-??????99-60-5C7H4ClNO4
4-(Ethylthio)-6-isopropyl-1,3,5-triazin-2-amine , 97%4-(????)-6-?????-1,3,5-????-2-??175204-60-1C8H14N4S
2-chloro-N-(2-cyclopropylphenyl)acetamide(SALTDATA: FREE)444066-96-0C11H12ClNO
3-Fluoro-2-methoxyphenylboronic acid???,(3-????-2-?????)-(9CI)762287-59-2C7H8BFO3
N,N'-Bis(carbobenzoxy)-1H-pyrazole-1-carboxamidine, 98%152120-55-3C20H18N4O4
7-Bromo-2-naphthol, 98%116230-30-9C10H7BrO
Diastase froM Aspergillus oryzae?????9000-92-4
4-(N-MethylaMinocarbonyl)phenylboronic acid121177-82-0C8H10BNO3
4-ChlorophenylglyoxylohydroxaMyl Chloride4-?????????????????????6305-05-1C8H5Cl2NO2
1-[3-(3-methoxyphenyl)-5-isoxazolyl]methanamine(SALTDATA: HCl)1-[3-(3-?????)-5-?????]????(SALTDATA:HCl)543713-42-4C11H12N2O2
4-(Perfluorooctyl)-2-methyl-2-butanol141183-94-0C13H11F17O
Nalpha-BOC-Nepsilon-CBZ-L-Lysine DCHA, 99.5+%16948-04-2C31H51N3O6
3'-O-Benzoyl-2'-deoxy-N2-isobutyrylguanosine, 98%63660-23-1C21H23N5O6
4-Chloro-3'-Methoxybenzophenone4-???-3'-???????32363-45-4C14H11ClO2
2-Ethylhexyl cyanoacetate, 99%13361-34-7C11H19NO2
3,6-DibroMo-9-ethylcarbazole3,6-????-9-??????33255-13-9C14H11Br2N
1-Methyluric Acid708-79-2C6H6N4O3
2-(bromomethyl)quinoline, 95%5632-15-5C10H8BrN
3-Oxo-2-(thiophene-2-carbonyl)-butyric acid methyl ester3-OXO-2-(???-2-????)-??????????676348-57-5C10H10O4S
Ethyl {[3-(methylthio)-1,2,4-thiadiazol-5-ylthio]methyl} cyanocarbonimidodithioate??([3-(????)-1,2,4-?????-5-???]??)??????????????109348-94-9C8H10N4S5
Methyl 4-amino-3-methoxybenzenecarboxylate??4-???-3-????????41608-64-4C9H11NO3
D-Asparagine monohydrate, 99%5794-24-1C4H10N2O4
N-(3,4-Dimethoxyphenyl)acetamideN-(3,4-??????)?????881-70-9C10H13NO3
L-2-Aminoadipic acid, 98%1118-90-7C6H11NO4
2,4,5-TriMethylnaphthalene2,4,5-????????17057-91-9C13H14
2-Chloro-3-fluorotoluene116850-28-3C7H6ClF
Diethyl (4-Cyanobenzyl)phosphonate(4-?????)???????????1552-41-6C12H16NO3P
2-(1-Methylhydrazino)quinoxaline2-(1-???????)????16621-55-9C9H10N4
3,4,5-Trifluorophenylacetonitrile 97%220228-03-5C8H4F3N
trans-DL-Cyclopentane-1,2-dicarboxylic acid, 98%1461-97-8C7H10O4
2,3-Bis(4-nitrophenyl)-5-phenyltetrazoliuM Chloride Hydrate2,3-BIS(4-?????)-5-??????????69231-13-6C19H13ClN6O4
(3-butyryl-1H-indol-1-yl)acetic acid(SALTDATA: FREE)892676-98-1C14H15NO3
2-Phenoxy-N-methylethylamine hydrochloride85262-76-6C9H13NO.HCl
N-Hydroxy-4-nitro-benzamidine1613-86-1C7H7N3O3
(1-isopropylpiperidin-3-yl)methanol(SALTDATA: FREE)3-???????,1-(1-????)-(9CI)752970-45-9C9H19NO
Ethyl 2-fluoro-5-nitrobenzenecarboxylate??2-????-5-????????367-79-3C9H8FNO4
4-tert-Butylcyclohexyl Acetate (cis- and trans- Mixture)??????????32210-23-4C12H22O2
5-Diazouracil Monohydrate2435-76-9C4H2N4O2
2-Ethoxy-5-(3-methyl-4-nitrobenzoylamino)-benzenesulfonyl chloride2-ETHOXY-5-(3-METHYL-4-NITRO-BENZOYLAMINO)-????????680618-07-9C16H15ClN2O6S
5-Methyl-3-phenyl-4-(1H-pyrazol-5-yl)isoxazole, 97%265125-69-7C13H11N3O
4-(tert-Butyldimethylsilyloxy)cyclohexanone, 97%55145-45-4C12H24O2Si
1-(3-Iodobenzyl)-1H-pyrazole, 97%1-(3-?????)-1H-???884507-56-6C10H9IN2
Boc-(R)-3-amino-4-(2-naphthyl)-butyric acid219297-10-6C19H23NO4
3-(4-Biphenyl)propionic acid2(4-???)?????35888-99-4C15H14O2
3-AMino-5,6-dichloro-2-pyrazinecarboxylic Acid Methyl Ester??3-???-5,6-????-2-??????????1458-18-0C6H5Cl2N3O2
1-Trimethylsilyloxy-3-butyne1-????????-3-??17869-75-9C7H14OSi
1-Chloro-3-Methyl-2-butene, stabilized with K2CO3???-3-??-2-??503-60-6C5H9Cl
Bufalin, 98%, from bufonis venenum465-21-4C24H34O4
Cellulose sulfate, sodium salt???? ???, ??? ?9005-22-5H2 O4 S.x-Na.x-Unspecified
3-(CarboxyMethyl)benzothiazoliuM BroMide3-(??????)???????????74385-09-4C9H8BrNO2S
SodiuM 2-Mercapto-5-benziMidazolesulfonate Dihydrate207511-11-3C7H9N2NaO4S2
[2-Methoxy-4-(2-nitrovinyl)phenyl]-β-D-galactopyranoside, 98%MNP-?70622-78-5C15H19NO9
Fmoc-Nw,w-dimethyl-L-arginine (asymmetrical)FMOC-ARG(ME2,???)-OHHCL268564-10-9C23H28N4O4
5-Methoxy-4,4-dimethyl-5-oxopentanoic acid5-???-4,4-???-5-??????2840-71-3C8H14O4
7-BroMo-4-fluoroindole292636-09-0C8H5BrFN
6-Methoxypurine1074-89-1C6H6N4O
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