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

?? ?:J & K SCIENTIFIC LTD.
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???:jkinfo@jkchemical.com
??:China
URL: https://www.jkchemical.com
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2-chloro-6,8-dimethoxy-4-methylquinoline(SALTDATA: FREE)2-???-6,8-DIMETHOXY-4-METHYLQUINOLINE938459-20-2C12H12ClNO2
1-(Thiazol-2-yl)ethanamine HCl1-(???-2-?)????HCl947662-64-8C5H9ClN2S
SodiuM Mesitylenesulfonate6148-75-0C9H11NaO3S
5-chloro-2-isopropoxy-3-methoxybenzaldehyde(SALTDATA: FREE)827593-20-4C11H13ClO3
4-sec-butoxy-3-methoxybenzaldehyde(SALTDATA: FREE)722489-38-5C12H16O3
2-pyrrolidin-1-ylbenzoic acid(SALTDATA: FREE)2-????-1-?-???78648-27-8C11H13NO2
N-Boc-anthranilic acid, 98%68790-38-5C12H15NO4
Abietic acid, 85%?????514-10-3C20H30O2
Bis(3-aMinopropyl) Ether??(3-??????)???2157-24-6C6H16N2O
3-Aminoethylthiophene hydrochloride34843-84-0C6H10ClNS
2-(4-Fluorophenyl)-2-oxoethyl acetate2-(4-??????)-2-?????????366-78-9C10H9FO3
1-[(5-bromo-2-thienyl)sulfonyl]piperazine(SALTDATA: FREE)1-[(5-?????-2-YL)???]????725688-07-3C8H11BrN2O2S2
2-(Benzylamino)nicotinic acid2-(?????)???-3-?????33522-80-4C13H12N2O2
N,3-Dihydroxyisonicotinamide4-?????????,N,3-?????-89640-77-7C6H6N2O3
Nickel(II) tetrafluoroborate, 40% solution?? ???????14708-14-6BF4Ni+
ethyl 4-amino-3-chlorobenzoate(SALTDATA: FREE)4-???-3-???-?????????82765-44-4C9H10ClNO2
Allyl(tert-butyl)diMethylsilane74472-22-3C9H20Si
Methyl-(4-bromophenoxy)acetate??-(4-??????)?????4841-23-0C9H9BrO3
1-[5-(4-fluorophenyl)-2-furyl]methanamine(SALTDATA: HCl)1-[5-(4-??????)-2-??]????(SALTDATA:HCl)923230-19-7C11H10FNO
Fmoc-4-(Boc-aminomethyl)-D-phenylalanine268731-06-2C30H32N2O6
6-Nitroquinoline, 98%613-50-3C9H6N2O2
Fmoc-2-Aminoethylbromide2-(FMOC-???)???????340187-12-4C17H16BrNO2
4'-Fluoro-3'-methyl-2,2,2-trifluoroacetophenone845823-10-1C9H6F4O
1-(2-methoxyethyl)-1H-imidazole-2-carbaldehyde(SALTDATA: FREE)558446-64-3C7H10N2O2
trans,trans-2,4-Nonadienal, 85%?????5910-87-2C9H14O
(1,1-dioxidotetrahydro-3-thienyl)ethylamine(SALTDATA: HCl)3-?????,N-????????-,1,1-?????(9CI)202277-72-3C6H13NO2S
4-Propoxy-pyrimidine-2-thiol438219-92-2C7H10N2OS
2-Chloromethyl-3,5-dimethyl-4-methoxypyridine hydrochloride, 98%86604-75-3C9H13Cl2NO
4-(chloromethyl)-2-(4-fluorophenyl)-5-methyl-1,3-oxazole(SALTDATA: FREE)4-?????-2-(4-????-??)-5-??-???625826-69-9C11H9ClFNO
2-(4-Methoxyphenoxy)propanoic acid???2-(4-??????)???????13794-15-5C10H12O4
3-Methoxydiphenylamine, 98%3-????????3-methoxydiphenylamine101-16-6C13H13NO
6-Phenyl-3(2H)-pyridazinone2166-31-6C10H8N2O
Isopropyl 2,3,4,6-tetra-O-benzyl-β-D-glucopyranoside114967-51-0C37H42O6
1-Butyl-4-methylpyridinium chloride, 97%112400-86-9C10H16ClN
2,4-Diamino-pyrimidine-5-carbonitrile16462-27-4C5H5N5
Dithiodiglycolic Acid??????????????505-73-7C4H6O4S2
N-(tetrahydro-2H-pyran-2-ylmethyl)ethanamine(SALTDATA: HCl)78345-63-8C8H17NO
N-ethyl-2-(3-methylphenoxy)ethanamine(SALTDATA: FREE)915924-03-7C11H17NO
6-Bromo-3-fluoro-o-xylene1-???-2,3-???-4-??????52548-00-2C8H8BrF
3,5-Dichloro-4-fluorobenzoic acid3,5-????-4-???????98191-30-1C7H3Cl2FO2
t-Butylphosphine, min. 95% TBP (10 wt% in hexanes)tert-?????2501-94-2C4H11P
Allyltriphenylsilane18752-21-1C21H20Si
1-(ethoxyacetyl)-4-piperidinecarboxylic acid(SALTDATA: FREE)1-(??????)????-4-?????1042796-13-3C10H17NO4
3-Methoxyquinoxaline-2-carboxylic acid3-???????-2-?????55495-69-7C10H8N2O3
2-Oxindole-6-carbonitrile6-??????199327-63-4C9H6N2O
N,N'-Ethylenebisbenzamide, 98%N,N'-?????????644-33-7C16H16N2O2
3-(PentylaMino)propionitrile3-(?????)???????59676-91-4C8H16N2
4-Amino-5-thiophen-2-yl-4 H -[1,2,4]triazole-3-thiol61019-27-0C6H6N4S2
(S)-beta-homovaline(S)-??-??-??40469-85-0C6H13NO2
4-oxo-2-piperidin-1-yl-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde(SALTDATA: FREE)33345-96-9C14H15N3O2
3-isopropyl-1,2,4-oxadiazol-5-ol(SALTDATA: FREE)3-?????-1,2,4-?????-5-?(SALTDATA:FREE)52366-04-8C5H8N2O2
(1-Methoxy-2-propoxy)trimethylsilane55816-62-1C7H18O2Si
4-(Hex-1-yl)benzeneboronic acid105365-50-2C12H19BO2
1-(2-chlorobenzyl)-1H-indole-3-carbaldehyde(SALTDATA: FREE)1-(2-???-??)-1H-??-3-???????90815-00-2C16H12ClNO
Methyl 4-methyl-3-nitrobenzoate, 99%7356-11-8C9H9NO4
5-Fluoroisatoic Anhydride5-??????????321-69-7C8H4FNO3
PhenacyltriphenylphosphoniuM BroMide???????????? ?????6048-29-9C26H22BrOP
3-(1 H -Indol-3-yl)-butyric acid3-(1H-INDOL-3-YL)-????3569-20-8C12H13NO2
Mexiletine Hydrochloride5370-01-4C11H18ClNO
2-[(4-fluorobenzyl)oxy]-3-methoxybenzaldehyde(SALTDATA: FREE)2-[(4-??????)??]-3-?????????384860-70-2C15H13FO3
(R)-3-(Boc-amino)piperidine, 98%309956-78-3C10H20N2O2
Methyl 6-formylpicolinate6-FORMYL-2-??????????????69950-65-8C8H7NO3
1-(azidomethyl)-2-fluorobenzene(SALTDATA: FREE)2-?????????62284-30-4C7H6FN3
1-[(3-BroMobenzene)sulfonyl]pyrrolidine214210-14-7C10H12BrNO2S
4-Amino-1-Cbz-piperidine, 97%4-???-????-1-???????????120278-07-1C13H18N2O2
6,7-Dihydro-5H-pyrrolo[3,4-d]pyrimidine hydrochloride6,7-????-5H-???-[3,4-D]-?????????????157327-51-0C6H9Cl2N3
2-(2-methyl-1H-imidazol-1-yl)propanoic acid(SALTDATA: HCl)1H-????-1-????,??,2-???-(9CI)782414-84-0C7H10N2O2
2,4-Dichloro-5-fluorobenzamide2,4-????-5-?????????135748-33-3C7H4Cl2FNO
3-(2-Chlorophenyl)prop-2-yn-1-ol3-(2-?????)PROP-2-YN-1-OL80151-26-4C9H7ClO
Cyclopentylacetylene??????????930-51-8C7H10
N-methyl-2-morpholin-4-ylpropan-1-amine(SALTDATA: FREE)N-??-2-????-4-????-1-??938459-08-6C8H18N2O
(-)-Menthyl ChloroforMate(-)-?????????14602-86-9C11H19ClO2
1-Amino-1-deoxy-β-D-galactose74867-91-7C6H13NO5
4,5-Diiodo-1H-imidazole4,5-Diiodo-1H-????15813-09-9C3H2I2N2
2-(HydroxyMethyl)anthracene2-(???????)????22863-82-7C15H12O
2-(4-Chlorophenylthio)thiophene-3-carboxaldehyde2-[(4-?????)??]???-3-??????306935-23-9C11H7ClOS2
Fmoc-S-acetamidomethyl-L-penicillamineFMOC-?(ACM)-OH201531-76-2C23H26N2O5S
3-(3-aminophenyl)-2,4-imidazolidinedione(SALTDATA: FREE)3-(3-?????)??????-2,4-??702638-03-7C9H9N3O2
2-BroMo-3-[(4-Methylthio)phenyl]-1-propene2-???-3-[4-(????)??]-1-???842140-44-7C10H11BrS
Poly(methyl acrylate), solution in toluene, average M.W. ca. 40000 (GPC)2-????? ? ?????? ?????9003-21-8C4H6O2
2-Hydroxy-3-nitrobenzotrifluoride 99%2-???-6-(????????)??1548-62-5C7H4F3NO3
3-Fluoro-5-(propylcarbamoyl)benzeneboronic acid 98%3-FLUORO-5-(N-PROPYLCARBAMOYL)?????874219-37-1C10H13BFNO3
4-Acetoxy-3-methoxy-benzoic acid4-????-3-??????10543-12-1C10H10O5
2-Amino-3-methylquinoxaline ,97%2-???-3-??????34972-22-0C9H9N3
1-(4-Fluoro-benzyl)-piperidine-3-carboxylic acid1-(4-FLUORO-BENZYL)-PIPERIDINE-3-????????832737-45-8C13H16FNO2
3-BroMo-4-cyanopyridine13958-98-0C6H3BrN2
(S)-3-Amino-1,2-propanediol, 98%61278-21-5C3H9NO2
N-(4-Piperidone)glutaramic acidN-(4-?????)??????675602-62-7C10H15NO4
1-(4-Chlorophenoxy)-3-iodopropane , 50% solution in toluene, 50%306935-89-7C9H10ClIO.C7H8
2-Chloro-5-cyanopyridine-3-boronic acid 96%957060-96-7C6H4BClN2O2
1-(4- tert -Butyl-phenyl)-ethylamine1-(4-TERT-????)???89538-65-8C12H19N
7-methyl-9-(2-oxopropoxy)-2,3-dihydrocyclopenta[c]chromen-4(1H)-one(SALTDATA: FREE)307549-57-1C16H16O4
4-Chloro-1-methyl-7-azaindole4-???-1-??-1H-???[2,3-B]???74420-05-6C8H7ClN2
tert-Butyl (2-(trimethylsilyl)furo[3,2-b]pyridin-6-yl)methylcarbamatetert-??(2-(??????)??[3,2-b]???-6-?)????????1188996-58-8C16H24N2O3Si
1-Pyrazol-1-ylmethyl-1H-pyrazol-3-ylamine100647-27-8C7H9N5
3-(Isopropylcarbamoyl)benzeneboronic acid 95%[3-(N-????????????)??]???397843-69-5C10H14BNO3
2,5-Dimethylphenylsulfonylethanol2,5-???????????688762-92-7C10H14O3S
(S,S)-(-)-2,2'-Bis[(R)-(N,N-dimethylamino)(phenyl)methyl]-1,1'-bis(di(2-methylphenyl)phosphino)ferrocene, min. 97%831226-37-0C56H56FeN2P2
4-Hydroxy-8-methoxyquinoline-3-carboxylic acid ethyl ester, 95%27568-04-3C13H13NO4
2-(2-bromophenoxy)-N-methylethanamine(SALTDATA: FREE)915920-44-4C9H12BrNO
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