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

?? ?:J & K SCIENTIFIC LTD.
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???:jkinfo@jkchemical.com
??:China
URL: www.jkchemical.com
? ?? ?:96815
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Ethyl 3-(ChloroMethyl)benzoate??3-??????????54589-54-7C10H11ClO2
Ethyl 2,3-ButadienoateETHYL23-????????9514369-81-4C6H8O2
4-(4-Fluorophenoxy)benzonitrile215589-24-5C13H8FNO
5,10,15,20-Tetrakis(3,5-dihydroxyphenyl)porphyrin5,10,15,20-?????(3,5-???????)-21H,23H-???145764-54-1C44H30N4O8
trans-M-CouMaric Acid14755-02-3C9H8O3
(+/-)-Cucurbic Acid (5Mg/ML in Acetonitrile)(+/-)-3-?????-2-(2-???)??????????131488-83-0C12H20O3
8-Acetyl-7-hydroxy-4-MethylcouMarin8-???-7-?????-4-?????2555-29-5C12H10O4
4-bromo-1-isopropyl-3-methyl-1H-pyrazole(SALTDATA: FREE)4-???-1-?????-3-??-1H-???(SALTDATA:??)1215295-87-6C7H11BrN2
1-(4-fluorophenyl)-1,4-diazepane(SALTDATA: CH3COOH)751468-47-0C11H15FN2
2-Pyridin-3-yl-1H-indole-3-carboxaldehyde2-???-3-YL-1H-??-3-??????95854-06-1C14H10N2O
4-Bromo-2-(trifluoromethyl)benzenesulfonamide , 97%351003-62-8C7H5BrF3NO2S
2-(4-Methylpiperazino)benzaldehyde2-(4-???????)??????85803-62-9C12H16N2O
4-(Benzylthio)-3-nitrobenzaldehyde4-(????)-3-?????????175278-44-1C14H11NO3S
2-(6-chloro-1H-benzimidazol-2-yl)ethanamine(SALTDATA: FREE)135875-16-0C9H10ClN3
2-Piperidinonicotinaldehyde2-????????????34595-22-7C11H14N2O
3-(3,5-Dimethyl-[1,2,4]triazol-1-yl)-propionicacid3-(3,5-???-[1,2,4]?????-1-?)-?????842971-05-5C7H11N3O2
3-(chloromethyl)-5-(2-furyl)-1,2,4-oxadiazole(SALTDATA: FREE)3-(?????)-5-(2-??)-1,2,4-?????(SALTDATA:??)874816-05-4C7H5ClN2O2
3-Bromothiophene-2-carboxaldehyde, 95%3-??????-2-???????930-96-1C5H3BrOS
Ethyl 3-hydroxypiperidine-1-carboxylate??3-?????????-1-??????73193-61-0C8H15NO3
N-Propyl-1,3-propanediamine, 99%23764-31-0C6H16N2
1,4-Diiodo-2,5-dimethylbenzene, 97%1,4-DIIODO-2,5-?????1124-08-9C8H8I2
2,5-Dibromonitrobenzene, 99%3460-18-2C6H3Br2NO2
1-(3,4-Dichlorophenyl)piperazine, 98%1-(3,4-??????)????57260-67-0C10H12Cl2N2
3-Chloro-4-methylaniline, 99%4-???-2-??????95-74-9C7H8ClN
1H-Pyrazole-4-carboxylic acid, 98%4-????????37718-11-9C4H4N2O2
2-Amino-5-chlorobenzotrifluoride, 97%4-???-??,??,??-??????-o-???445-03-4C7H5ClF3N
(S)-(+)-3-Piperidinecarboxylic acid, 98%(S)-(+)-?????59045-82-8C6H11NO2
2,3-Dibromopyridine, 97%13534-89-9C5H3Br2N
Methyl trimethylsilylacetate, 98%2916-76-9C6H14O2Si
Methyl 1-hydroxy-1-cyclopropane carboxylate, 90%33689-29-1C5H8O3
Triisopropyl orthoformate, 95%4447-60-3C10H22O3
Alizarin Yellow GG, indicator???? ??? GG584-42-9C13H10N3NaO5
Yttrium(III) oxide, 0.5-2.0 microns (99.95%- Y)?? ???1314-36-9O3Y2
2-[(4-fluorobenzyl)thio]benzoic acid(SALTDATA: FREE)2-[(4-??????)??]???329063-99-2C14H11FO2S
(2-Methyl-2-propenyl)succinic Anhydride18908-20-8C8H10O3
(2,4-Diphenyl-1,3-thiazol-5-yl)methylamine hydrochloride, 95%(2,4-???-1,3-THIAZOL-5-YL)???????879896-44-3C16H15ClN2S
alpha,alpha'-Dihydroxy-1,3-diisopropylbenzene??,ALPHA'-DIHYDROXY-1,3-DIISOPROPYLBENZENE1999-85-5C12H18O2
3-Chloro-2-hydrazinopyridine22841-92-5C5H6ClN3
2,3,4,5,6-Pentafluorophenacyl broMide??????????????5122-16-7C8H2BrF5O
N-methyl-2-piperidinecarboxamide(SALTDATA: HCl)N-??????-2-???????53941-92-7C7H14N2O
(1-ethyl-1H-imidazol-5-yl)methanol(SALTDATA: FREE)1H-????-5-???,1-??-(9CI)215872-62-1C6H10N2O
3,5-Dihydroxybenzyl alcohol, 98%29654-55-5C7H8O3
3-Fluorophenylmagnesium bromide, 1.0 M solution in THF, J&KSeal17318-03-5C6H4BrFMg
3-Methoxyphenyl isocyanate, 99%18908-07-1C8H7NO2
5-Nitrouracil, 99%611-08-5C4H3N3O4
Bis[2-(di-t-butylphosphino)ethyl]amine, min. 97% (10wt% in hexanes)??[2-(?-t-??????)??]??944710-34-3C20H45NP2
Sodium metasilicate nonahydrate???????(9???)13517-24-3H5NaO4Si
4-Fluoro-L-phenylalanine, 98%1132-68-9C9H10FNO2
trans-4-Hydroxycinnamic acid, 98%p-???? ?501-98-4C9H8O3
α-Naphthol Orange523-44-4C16H11N2NaO4S
1-(3,6-Dibromo-9H-carbazol-9-yl)-3-(dimethylamino)propan-2-ol , 97%253449-04-6C17H18Br2N2O
1-(2-bromophenoxy)-3-piperidin-1-ylpropan-2-ol(SALTDATA: FREE)100794-31-8C14H20BrNO2
2-Methyldiphenylmethane?????713-36-0C14H14
Fluorinated triethylene glycol monobutyl ether1H,1H-PERFLUORO-3,6,9-????????-1-OL317817-24-6C10H3F19O4
N-(2-amino-4-methoxyphenyl)acetamide(SALTDATA: FREE)N-(2-???-4-?????)??????5472-37-7C9H12N2O2
2-{[(4-Chlorophenyl)sulfonyl]amino}acetic acid2-([(4-?????)???]???)????13029-72-6C8H8ClNO4S
4-Boc-8-Chloro-2,3,4,5-tetrahydro-1H-benzo[e][1,4]diazepine886364-27-8C14H19ClN2O2
4-Ethylbenzoyl chloride, 97%16331-45-6C9H9ClO
5-chloro-2-hydroxy-3-iodobenzaldehyde(SALTDATA: FREE)215124-03-1C7H4ClIO2
2-oxo-1-oxaspiro[4.5]decane-4-carboxylic acid(SALTDATA: FREE)2-OXO-1-OXA-SPIRO[4.5]??-4-?????2819-56-9C10H14O4
4-(3-Bromothien-2-yl)benzoyl chloride , 95%4-(3-?????-2-YL)????????934570-50-0C11H6BrClOS
(R,R)-2,8-Diazabicyclo[4,3,0]nonane(S,S)-2,8-???????[4,3,0]??151213-42-2C7H14N2
2-(4-Chlorobenzoyl)benzoic acid, 99%2-(4-??????)???85-56-3C14H9ClO3
1-Methylpyrazole-4-boronic acid pinacol ester, 98%761446-44-0C10H17BN2O2
4-(3-Nitrophenyl)morpholine, 96%4-(3-?????)????116922-22-6C10H12N2O3
2-Amino-3,5-dibromopyrazine, 98%24241-18-7C4H3Br2N3
5-Methyl-7-azaindole, 97%5-??-1H-???[2,3-B]???824-52-2C8H8N2
4-Methoxybenzonitrile, 98%874-90-8C8H7NO
N-Methylthiourea, 97%598-52-7C2H6N2S
Boc-Asp(OtBu)-OH, 98%1676-90-0C13H23NO6
rac cis-2-Bocamino-cyclopentanecarboxylic acidCIS-2-(TERT-?????????)-1-??????????,98136315-70-3C11H19NO4
7-Benzyloxyindole, 98%7-??????20289-27-4C15H13NO
N-Boc-piperidine-2-methanol, 97%N-Boc-????-2-???157634-00-9C11H21NO3
N-Methyl-N-(4-pyridylmethyl)amine, 97%6971-44-4C7H10N2
6-Methoxy-3-pyridinecarboxaldehyde, 97%65873-72-5C7H7NO2
N-Ethylpiperazine, 99.5%??????(???)5308-25-8C6H14N2
Boc-(3R)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid, 98%115962-35-1C15H19NO4
Zinc meso-tetraphenylporphine??????????14074-80-7C44H28N4Zn
1-Eth-1-ynyl-4-(pentyloxy)benzene79887-16-4C13H16O
3-Methoxy-1,2-propanediol????????623-39-2C4H10O3
2-(2-phenylethoxy)benzoic acid(SALTDATA: FREE)2-(2-?????)???883546-53-0C15H14O3
8-Bromo-3,4-dihydronaphthalen-2(1H)-one8-???-2-????117294-21-0C10H9BrO
3-(3,5-dimethyl-1H-pyrazol-1-yl)propan-1-amine(SALTDATA: 2HCl)3-(3,5-???-???-1-?)-?????62821-89-0C8H15N3
(1,3-benzodioxol-5-ylmethyl)(3-methoxybenzyl)amine(SALTDATA: HBr)1-(1,3-?????-5-YL)-N-(3-?????)????355816-11-4C16H17NO3
N-(2-hydroxyethyl)-N-methylglycine(SALTDATA: FREE)(2-???????)(??)???????26294-19-9C5H11NO3
Potassium cyclohexanebutyrate, 16.6-18.8% K62638-03-3C10H17KO2
4-(1-phenoxyethyl)-1,3-thiazol-2-amine(SALTDATA: FREE)915921-97-0C11H12N2OS
2,4-Bis(trifluoromethyl)benzonitrile177952-38-4C9H3F6N
4-Amino-5-formyl-2-methylpyrimidine73-68-7C6H7N3O
4'-(Benzyloxy)-2-broMopropiophenone4'-????-2-?????????35081-45-9C16H15BrO2
1,3-Difluoropropane 97%462-39-5C3H6F2
3-Amino-4-[(1-benzyl-2-methoxy-2-oxoethyl)amino]-4-oxobutanoic acid , 97%25548-16-7C14H18N2O5
(3-Furan-2-yl-propyl)-methyl-amine(3-FURAN-2-YL-PROPYL)-??-??17369-80-1C8H13NO
3-Fluoro-4-methoxybenzyl chloride3-????-4-??????????351-52-0C8H8ClFO
1-Furan-2-ylmethyl-piperazine1-??-2-???-????59037-70-6C9H14N2O
1-[3-Chloro-5-(trifluoroMethyl)pyrid-2-yl]-1-Methylhydrazine138949-13-0C7H7ClF3N3
Diethyl AcetonylMalonate??????????????23193-18-2C10H16O5
1-Methoxy-2-methylpropylene Oxide1-???-2-??????????26196-04-3C5H10O2
Fmoc-Tyr(Bzl)-OH, 98%71989-40-7C31H27NO5
Lithium diisopropylamide, 2.0 M solution in THF/n-heptane/ethylbenzene (22%/35%/14%), J&KSeal4111-54-0C6H16LiN
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