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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-Fluoro-5-(trifluoromethoxy)benzaldehyde 98%2-????-5-(????????)??????886497-81-0C8H4F4O2
2-(Phenylsulfonyl)acetophenone, 99%3406-03-9C14H12O3S
Bis(1H,1H-perfluorooctyl)fumarateBIS(1H,1H-???????)?????24120-18-1C20H6F30O4
3-bromo-4-methoxybenzenesulfonyl chloride(SALTDATA: FREE)3-???-4-???-????????23094-96-4C7H6BrClO3S
1-Cyanocyclobutanecarboxylic acid1-?????????????30491-91-9C6H7NO2
[(4-fluorophenyl)amino](oxo)acetic acid(SALTDATA: FREE)69066-43-9C8H6FNO3
5-(Benzyloxy)-4-chloro-2-(chloromethyl)pyridine5-(????)-4-???-2-(?????)???62811-98-7C13H11Cl2NO
Sodium tetraethylborate, min. 98%???????????15523-24-7C8H20BNa
4-Chlorophenylboronic acid, min. 97%1679-18-1C6H6BClO2
2-Chloro-5-nitrobenzoic acid, 99%2-???-5-??? ??? ?2516-96-3C7H4ClNO4
Ethyl 2-hydroxy-4-methyl-5-pyrimidinecarboxylate, 97%6214-64-8C8H10N2O3
Trimethyl 1,3,5-benzenetricarboxylate, 98%???? 1,3,5-??????????2672-58-4C12H12O6
2-(1-Aminoethyl)furan1-??-2-?-????22095-34-7C6H9NO
4-amino-1-methyl-1H-pyrazole-5-carboxamide(SALTDATA: FREE)92534-73-1C5H8N4O
2-Chloro-4-Methoxy-5-nitropyridine607373-83-1C6H5ClN2O3
N-CyclohexylethanolaMineN-???????????2842-38-8C8H17NO
6-Phenyl-2,3-dihydroimidazo[2,1-b][1,3]thiazole-5-carbaldehyde, 97%75224-64-5C12H10N2OS
1,8-DibroMohexadecafluorooctane1,8-???????????812-58-8C8Br2F16
N,N-Diethyl-N-[2-(2-pyridyl)ethyl]amine , 95%25877-30-9C11H18N2
Benzo[1,3]dioxole-5-carboxamidoxime4720-72-3C8H8N2O3
2,3-Dichloro-5-methylpyridine59782-90-0C6H5Cl2N
1,3,4,6-Tetra-O-acetyl-2-azido-2-deoxy-α-D-mannopyranose, 98%68733-20-0C14H19N3O9
4-Ethylphenol4-????123-07-9C8H10O
4-Pyridylamidoxime, 97%4-???????1594-57-6C6H7N3O
Morpholino(2-nitrophenyl)methanone?????(2-?????)???26162-89-0C11H12N2O4
Methyl 1H-indazole-7-carboxylate755752-82-0C9H8N2O2
2,6-Dimethyl-3-hydroxypyridine1122-43-6C7H9NO
(1R)-(+)-2,10-Camphorsultam, 98%108448-77-7C10H17NO2S
Fmoc-D-Trp-OH, 98%86123-11-7C26H22N2O4
1-[Bis(2-hydroxyethyl)aMino]-2-propanol6712-98-7C7H17NO3
2,4-Difluorobenzhydrazide118737-62-5C7H6F2N2O
Spermine tetrahydrochloride, 98%306-67-2C10H30Cl4N4
3-Iodobenzylamine hydrochloride, 97%3718-88-5C7H9ClIN
sec-Butyl Crotonate????SEC-??????10371-45-6C8H14O2
2,4-DibroMopentane19398-53-9C5H10Br2
2,6-Dimethylthiophenol, 97%118-72-9C8H10S
[1-(cyclopropylmethyl)pyrrolidin-2-yl]methanol(SALTDATA: FREE)[1-(?????????)-2-?????]???827034-60-6C9H17NO
3-(2-Thiazolyl)propionic acid3-(2-????)?????144163-65-5C6H7NO2S
2-Fluoro-4-Methylpyridine-5-boronic acid1072944-18-3C6H7BFNO2
5-(chloromethyl)-3-[(methylthio)methyl]-1,2,4-oxadiazole(SALTDATA: FREE)229343-09-3C5H7ClN2OS
3-Amino-2-(phenylamino)benzoic acid3-???-2-(?????)???116702-63-7C13H12N2O2
5,5,8,8-Tetramethyl-5,6,7,8-tetrahydro-2-naphthalenecarbaldehyde, 97%5,5,8,8-?????-5,6,7,8-???????-2-??????????92654-79-0C15H20O
3-(4,6-dimethyl-2-oxopyrimidin-1(2H)-yl)propanoic acid(SALTDATA: HCl)764642-23-1C9H12N2O3
γ-Valerolactone, 98%γ-??? ??108-29-2C5H8O2
2-(TrifluoroMethyl)cinnaMic Acid2-(????????)???2062-25-1C10H7F3O2
2-Chloro-5,6-diMethyl Nicotinic Acid2-???-5,6-???-????120003-75-0C8H8ClNO2
4-Fluororesorcinol103068-41-3C6H5FO2
[(4,8-dimethyl-2-oxo-2H-chromen-7-yl)oxy]acetic acid(SALTDATA: FREE)160600-35-1C13H12O5
Tetraacid35638-19-8C17H28O12
Ethanesulfonic acid, 95%594-45-6C2H6O3S
4-(4-Methoxyphenyl)thiophene-2-carboxylic acid4-(4-?????)???-2-?????82437-74-9C12H10O3S
2-Difluoromethyl-2H-pyrazole-3-carboxylic acid2-???????-2H-???-3-?????925199-97-9C5H4F2N2O2
4-(2-furyl)benzaldehyde(SALTDATA: FREE)4-(2-??)??????60456-77-1C11H8O2
Fmoc-4-methyl-L-phenylalanine, 98%199006-54-7C25H23NO4
cis-2-Aminomethyl-1-cyclohexanol hydrochloride, 99%CIS-2-?????-1-????????????????,9924947-68-0C7H15NO.ClH
Sennoside A, 95%81-27-6C42H38O20
2-(3,4-Dimethoxy-phenyl)-pyrrolidine2-(3,4-?????-??)-????367281-00-3C12H17NO2
Hydroxypivalic acid methyl ester, 98%???????????????14002-80-3C6H12O3
2-Phenylbenzothiazole, 98%2-???????883-93-2C13H9NS
4-[2-(Chloromethyl)-4-(trifluoromethyl)phenyl]morpholine, 97%4-[2-(?????)-4-(????????)??]???892502-15-7C12H13ClF3NO
2,6-Dichloro-3-methylphenylboronic acid2,6-????-3-???????851756-54-2C7H7BCl2O2
1-(aminomethyl)-N,N-dimethylcyclohexanamine(SALTDATA: 2HCl)N-[1-(?????)??????]-N,N-?????41806-09-1C9H20N2
1-(2-Methyloxiran-2-yl)ethan-1-one, 97%2-???-2-?????4587-00-2C5H8O2
4-Phenyl-2-butanone, 99%?????2550-26-7C10H12O
3',5',6',7'-tetrahydrospiro[cyclohexane-1,4'-imidazo[4,5-c]pyridine](SALTDATA: FREE)18096-45-2C11H17N3
2-Amino-1,3,4-thiadiazole, 98%2-???-1,3,4-?????4005-51-0C2H3N3S
Chloroacetylglycylglycine15474-96-1C6H9ClN2O4
2,6-Dimethoxypyridine, 97%???????6231-18-1C7H9NO2
Heptaethylene glycol monomethyl ether, 97%??????????????4437-01-8C15H32O8
3,3-Dimethylglutaric acid, 99%4839-46-7C7H12O4
1-(3,5-Dichlorophenyl)-1H-pyrrole-2-carbaldehyde, 97%1-(3,5-??????)-1H-??-2-??????175136-79-5C11H7Cl2NO
Bis(ethylcyclopentadienyl)chromium, min. 98%??(???????????)??55940-03-9C14H10Cr
5,6,7,8-Tetrahydroquinoline, 98%10500-57-9C9H11N
beta-Methylstyrene (cis- and trans- Mixture)(stabilized with TBC)??(β-)???637-50-3C9H10
1,1-Diphenyl-4-piperidino-1-butanol Hydrochloride??????3254-89-5C21H27NO
4-(3-hydroxy-3-methylbut-1-yn-1-yl)benzaldehyde(SALTDATA: FREE)117569-57-0C12H12O2
5-Fluoro-4-iodo-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine1020056-67-0C16H24FIN2Si
Peroxidase, from horseradish, 200 units/mg?????9003-99-0NULL
{1-[(methylamino)methyl]cyclobutyl}methanol(SALTDATA: FREE){1-[(?????)??]?????}???180205-31-6C7H15NO
4,4'-Bis(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)biphenyl, 98%4,4'-???????BIS(???????)????5487-93-4C22H28B2O4
Boc-N-Me-Tyr-OH·DCHA, 99%95105-25-2C15H21NO5
D-(+)-Xylose, 99%D-????58-86-6C5H10O5
6-Benzyloxypurine, 99%6-??????57500-07-9C12H10N4O
4-(3',5'-Dimethoxy-4'-formyl)phenoxy butyric acid4-(4-FORMYL-3,5-DIMETHOXYPHENOXY)????197304-21-5C13H16O6
(S)-4-N-Trityl-2-methyl-piperazine(S)-4-N-TRITYL-2-??-????625843-74-5C24H26N2
5-Hydroxy isatoic anhydride5-????????????195986-91-5C8H5NO4
Tellurium(IV) iodide (99.9%-Te)???????? ???(??????? ???)7790-48-9I4Te
4-(2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)ethyl)morpholine, 95%864754-18-7C15H26BN3O3
1-(Pyrimidin-2-yl)piperidin-4-one116247-92-8C9H11N3O
2-(3-Methyl-1,2,4-oxadiazol-5-yl)benzyl bromide 97%5-[2-(?????)??]-3-??-1,2,4-?????892501-91-6C10H9BrN2O
5-(hydroxymethyl)-N-methyl-2-furamide(SALTDATA: FREE)5-(??????)-N-??-2-????(?????:??)1185320-28-8C7H9NO3
4,4'-Thiodiphenol, 99%2664-63-3C12H10O2S
3-[(2-fluorophenoxy)methyl]piperidine(SALTDATA: FREE)3-(2-????-?????)-????768358-04-9C12H16FNO
Bis(1H,1H,2H,2H,-perfluorooctyl)maleateBIS(1H,1H,2H,2H-PERFLUOROOCTYL)????55003-96-8C20H10F26O4
(3-ethoxy-4-methoxybenzyl)(2-phenylethyl)amine(SALTDATA: HBr)101781-84-4C18H23NO2
Methyl thiophene-2-carboxylate, 97%5380-42-7C6H6O2S
1,1-Difluoroacetylacetone1,1-???????????41739-23-5C5H6F2O2
3,4-Difluorobenzotrifluoride, 98%32137-19-2C7H3F5
N-Phenylbenzylamine, 98%N-??????103-32-2C13H13N
Ethyl 4-n-propylbenzoylforMate??4-N-???????????845790-55-8C13H16O3
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