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

?? ?:J & K SCIENTIFIC LTD.
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???:jkinfo@jkchemical.com
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URL: www.jkchemical.com
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1,4,5,8-Naphthalenetetracarboxylic acid, 60%, mixture: monoanhydride1,4,5,8-????????????128-97-2C14H8O8
N-Allyl-aza-2,2-dimethoxysilacyclopentaneN-ALLYL-AZA-2,2-????????????618914-49-1C8H17NO2Si
Rhapontigenin?????500-65-2C15H14O4
4-Bromo-N-isopropylbenzenesulphonamide 98%1984-27-6C9H12BrNO2S
3,4,7,8-Tetramethyl-1,10-phenanthroline, 99%3,4,7,8-???-1,10-?????1660-93-1C16H16N2
4-(Chloromethyl)-2-(4-chlorophenyl)-1,3-thiazole, 97%4-(?????)-2-(4-?????)-1,3-???17969-22-1C10H7Cl2NS
D-AP478739-01-2C4H10NO5P
3-chloro-4-ethoxybenzoic acid(SALTDATA: FREE)3-???-4-???????97213598-15-3C9H9ClO3
4,6-Dihydroxy-5-methoxypyrimidine5193-84-0C5H6N2O3
2-Chloromethyl-5-cyclopropyl-1,3,4-thiadiazole2-?????-5-???????-1,3,4-?????138300-59-1C6H7ClN2S
1-Trichlorosilyl-2-(p,m-chloromethylphenyl) ethane58274-32-1C9H10Cl4Si
4-Cyano-tetrahydropyran-4-carboxylic acid4-???-????????-4-?????848821-06-7C7H9NO3
3-cyclobutyl-1H-1,2,4-triazole(SALTDATA: FREE)3-?????-1H-1,2,4-????(SALTDATA:FREE)1199215-93-4C6H9N3
N-methyl-1-(4,5,6,7-tetrahydro-1H-indazol-3-yl)methanamine(SALTDATA: 1.9HCl)883544-80-7C9H15N3
4-chloro-2,5-dimethoxybenzenesulfonyl chloride(SALTDATA: FREE)4-???-2,5-??????????????(SALTDATA:FREE)98546-13-5C8H8Cl2O4S
Ethyl 5-(4-chlorophenyl)-2-formyl-3-furoate , 97%175276-64-9C14H11ClO4
2-(chloromethyl)imidazo[1,2-a]pyrimidine(SALTDATA: FREE)2-(?????)????[1,2-A]????57892-71-4C7H6ClN3
Methyl 2-methoxybenzoate, 97%606-45-1C9H10O3
(2-Amino-benzothiazol-6-yl)-acetic acid6-?????????,2-???-(8CI,9CI)30132-15-1C9H8N2O2S
2-Iodophenyl acetate1-????-2-?????32865-61-5C8H7IO2
Iron(II) oxalate dihydrate, min. 95%6047-25-2C2H2FeO6
4-BroMo-3'-chloro-5'-fluorobenzophenone844879-12-5C13H7BrClFO
4-(4-Nitrophenyl)-1,2,3-thiadiazole4-(4-?????)-1,2,3-?????82894-98-2C8H5N3O2S
6-Chloro-2-benzoxazolinone19932-84-4C7H4ClNO2
3-BroMoisobutyric Acid56970-78-6C4H7BrO2
2-[(2-hydroxyethyl)thio]acetamide(SALTDATA: FREE)2-[(2-??????)??]??????20101-84-2C4H9NO2S
2-Methylallylmagnesium chloride, 0.5 M solution in THF, J&KSeal5674-01-1C4H7ClMg
1,2-Dibromo-1,2-diphenylethane, 96%1,2-?????-1,2-???????5789-30-0C14H12Br2
(1R,2S)-N-Benzyl-2-amino-1,2-diphenylethanol(1R,2S)-N-??-2-???-1,2-??????153322-11-3C21H21NO
2-Amino-4-fluorobenzothiazole, 97%2-???-4-?????????20358-06-9C7H5FN2S
4-(4-morpholinyl)-1,3,5-triazin-2-amine(SALTDATA: FREE)2-???-4-MORPHOLINO-S-????2045-25-2C7H11N5O
3'-Hydroxy-biphenyl-4-carboxylic acid4-(3-??????)???220950-35-6C13H10O3
PhosphoraMidon research grade119942-99-3C23H35N3NaO10P
4,6-Dihydroxy-5-Methyl-1,3-diforMyl benzene4,6-?????-5-??-1,3-??????22304-67-2C9H8O4
(1Z)-N'-hydroxy-2-(1H-1,2,4-triazol-1-yl)ethanimidamide(SALTDATA: FREE)438631-29-9C4H7N5O
Iron(III) trifluoroacetylacetonate, 99% (99.9%-Fe)14526-22-8C15H12F9FeO6
2,3,5-Tri-O-benzyl-1-O-(4-nitrobenzoyl)-D-alpha-arabinofuranose, 98%31598-79-5C33H31NO8
IndanthroneMICR?ITH ?? A3R-KP81-77-6C28H14N2O4
DiMethyl Tetrahydropyran-4,4-dicarboxylate????????-4,4-?????????????149777-00-4C9H14O5
2-Chloro-5-nitrobenzenesulfonyl Chloride2-???-5-???-??????????4533-95-3C6H3Cl2NO4S
2,3,4,5-Tetrafluorobenzamide2,3,4,5-????????????16582-94-8C7H3F4NO
4-Bromo-1-isopropyl-1H-pyrazole4-???-1-?????-1H-???313735-62-5C6H9BrN2
DELTA9(11)-Methyltestosterone1039-17-4C20H28O2
2-((4-Tert-butoxycarbonyl)piperazin-1-yl)methyl)phenylboronic acid, pinacol ester2-(4-Boc-????-1?)???????1012785-48-6C22H35BN2O4
3-fluoro-2-(trifluoromethyl)isonicotinic acid, 95%3-????-2-????????-??????886510-09-4C7H3F4NO2
2,3,4-TrifluorobenzaMide207919-09-3C7H4F3NO
1-[(Aminooxy)methyl]-3-fluorobenzene hydrochlorideO-(3-????-??)-?????????51572-90-8C7H9ClFNO
2-tert-Butoxycarbonylamino-4,5-dimethyoxy-benzoicacid2-TERT-??????????-4,5-????-???122744-78-9C14H19NO6
O-Acetyl-L-serine5147-00-2C5H9NO4
{5-[4-(allyloxy)phenyl]-2H-tetrazol-2-yl}acetic acid(SALTDATA: FREE)899009-67-7C12H12N4O3
N,N-Diethyl-4-(4,4,5,5-tetraMethyl-1,3,2-dioxaborolan-2-yl)anilineN,N-???-4-(4,4,5,5-?????-1,3,2-??????-2-?)???920304-57-0C16H26BNO2
3-(3,5-dimethyl-1H-pyrazol-1-yl)propanohydrazide(SALTDATA: FREE)3-(3,5-???-1H-???-1-?)?????????313050-27-0C8H14N4O
tert-Butyl 3-amino-3-(hydroxymethyl)pyrrolidine-1-carboxylatetert-??3-???-3-(??????)????-1-???????889949-18-2C10H20N2O3
2,4-DiaMino-6-butylaMino-1,3,5-triazine2-N-BUTYLAMINO-4,6-DIAMINO-1,3,5-????5606-24-6C7H14N6
N,N,N',N'-TetrabutylMalonaMideN,N,N',N'-??????????14287-98-0C19H38N2O2
2-(Isopropylthio)ethanol2-(???????)???40811-49-2C5H12OS
2-Hydroxyanthraquinone605-32-3C14H8O3
Uridine 5'-triphosphate trisodium salt hydrate, 95%19817-92-6C9H16N2NaO15P3
Z-L-Aspartic acid-4-tert-butyl ester, 98%5545-52-8C16H21NO6
2-(4-Methoxyphenyl)-8-nitrosoindolizine2-(4-?????)-8-????????893612-93-6C15H12N2O2
3-Chloro-5-(chlorosulfonyl)benzoic acid3-???-5-??????-???53553-11-0C7H4Cl2O4S
2-(4-Aminophenyl)-6-methyl-1,3-benzothiazole-7-sulfonic acid, 97%???????-p-???????130-17-6C14H12N2O3S2
Tetrahydropyran-4-boronic acid1072952-46-5C5H11BO3
Trimethylsilylchlorosulphonate4353-77-9C3H9ClO3SSi
2-Chloro-4-nitro-N-Methylaniline2-???-4-???-N-?????6085-92-3C7H7ClN2O2
4-[(Diethylcarbamoyl)amino]benzeneboronic acid, pinacol ester 98%4-[(???????)???]?????,???????874290-94-5C17H27BN2O3
3,5-Bis(trifluoromethyl)mandelic acid3,5-BIS(????????)???228107-82-2C10H6F6O3
(4-Aminomethyl)benzyl alcohol hydrochloride(4-?????)?????HCL34403-46-8C8H12ClNO
[(5-ethyl-5H-[1,2,4]triazino[5,6-b]indol-3-yl)thio]acetic acid(SALTDATA: FREE)337489-46-0C13H12N4O2S
(4-methyl-2-oxoquinolin-1(2H)-yl)acetic acid(SALTDATA: FREE)(4-METHYL-2-OXO-2H-QUINOLIN-1-YL)-????103368-21-4C12H11NO3
2,3-Dimethylquinoxaline-5-carboxylic acid2,3-???-????-5-?????6924-67-0C11H10N2O2
1-Phenylsulfonyl-3-chloroacetylindole1-?????-3-????????424789-76-4C16H12ClNO3S
2-(4-chloro-2-methylphenoxy)-N-methylethanamine(SALTDATA: FREE)915921-50-5C10H14ClNO
2-Methylsulfanyl-4-phenylaMinopyriMidine-5-carboxaldehyde2-?????-4-?????-????-5-??????211245-56-6C12H11N3OS
3-Isopropoxy-4-methoxy-benzaldehyde3-ISOPROPOXY-4-METHOXY-??????34123-66-5C11H14O3
N,N-Diethyl-2-piperazin-1-yl-acetamide, 98%40004-14-6C10H21N3O
Ethyl-2-amino-4-methyloxazole-5-carboxylate??2-???-4-?????-5-???????79221-15-1C7H10N2O3
Marein with hplc??535-96-6C21H22O11
2-Amino-5-fluorobenzenesulphonamide1992-90-1C6H7FN2O2S
Guanylyl(3'→5')uridine ammonium salt, 98%GPU?????41547-83-5C19H27N8O13P
6-Chloro-5-(trifluoromethyl)pyridine-3-carboxylic acid6-???-5-(????????)???-3-?????1110782-41-6C7H3ClF3NO2
2-Chloro-3,4-dimethoxypyridine2-???-3,4-??????????101664-59-9C7H8ClNO2
DL-N-Benzoyl-2-methylserine, 98%7508-82-9C11H13NO4
1-(4-Chlorobenzoyl)pyrrolidine1-(4-???????)????349644-07-1C11H12FNO
5-Hydroxylmethyl-1-N-trityl-imidazole5-???????-1-N-???-????172498-89-4C23H20N2O
4,6-Decadiyn-1,10-diol4,6-DECADIYN-1,10-??70283-74-8C10H14O2
2-amino-N,N-dimethyl-2-phenylacetamide(SALTDATA: HCl)2-???-N,N-???-2-????????1161012-23-2C10H14N2O
2-Amino-5-bromonicotinaldehyde2-???-5-??????????206997-15-1C6H5BrN2O
2,3-dihydrospiro[indene-1,4'-piperidine](SALTDATA: FREE)2,3-????????[??-1,4'-????]428-38-6C13H17N
3-(1-Methyl-1H-pyrazol-5-yl)benzonitrile, 97%3-(1-??-1h-???-5-?)?????179055-95-9C11H9N3
5-Bromo-3-carboxy-2-fluorobenzeneboronic acid957120-63-7C7H5BBrFO4
o-Tolyl 3,5-Xylyl Ether2,3',5'-??????????196604-20-3C15H16O
Ethyl all cis-7,10,13,16,19-Docosapentaenoate??CIS-7,10,13,16,19-DOCOSAPENTAENOICACIDETHYLESTER119818-40-5C24H38O2
(R)-(-)-NBD-Py-NCS [=(R)-(-)-4-(3-Isothiocyanatopyrrolidin-1-yl)-7-nitro-2,1,3-benzoxadiazole][HPLC Labeling Reagent for e.e. DeterMination]163927-29-5C11H9N5O3S
(1Z)-N'-hydroxy-2-(methylthio)ethanimidamide(SALTDATA: FREE)(1Z)-N'-????-2-(????)????????(SALTDATA:FREE)104608-67-5C3H8N2OS
Fmoc-Tyr(PO3Bzl2)-OH134150-51-9C38H34NO8P
5-Bromo-2-butoxybenzonitrile5-BROMO-2-BUTOXY-?????515845-97-3C11H12BrNO
1,1,2-Trifluorooct-1-ene1,1,2-????????-1-?760-99-6C8H13F3
Cadmium arsenide (99.999%-Cd) PURATREM??? ??????12006-15-4As2Cd3
Methyl 3,5-diaminobenzenecarboxylate??3,5-?????????1949-55-9C8H10N2O2
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