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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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2,3-Dihydro-1,4-benzodioxine-5-carbothioamide , 95%2,3-DIHYDRO-1,4-?????-5-????????690632-23-6C9H9NO2S
2-(ChloroMethyl)-3,5-dioxahex-1-ene2-(?????)-3,5-DIOXAHEX-1-ENE105104-40-3C5H9ClO2
2-Fluorenecarboxaldehyde, 99%30084-90-3C14H10O
Methyl 2-chloro-6-methoxynicotinate??2-???-6-?????????95652-77-0C8H8ClNO3
2-Bromo-6-fluorobenzotrifluoride, 98%261951-85-3C7H3BrF4
5-Bromo-7-azaindole-3-carboxylic acid, 98%5-???-1H-???[2,3-B]???-3-?????849068-61-7C8H5BrN2O2
AcryloxyMethyltriMethoxysilane??????????????21134-38-3C7H14O5Si
L-α-Phosphatidylcholine, 98%, from Glycine max (L.) Merr.???8002-43-5C42H80NO8P
1-(tert-ButyldiMethylsilyl)iMidazole [tert-ButyldiMethylsilylating Agent]??????????54925-64-3C9H18N2Si
Azoic Diazo CoMponent 4891-91-8C14H12Cl2N4O2
4'-Chloro-3'-nitroacetophenone5465-65-6C8H6ClNO3
[5-(2-Chloro-phenyl)-furan-2-yl]-methanol[5-(2-???-??)-FURAN-2-YL]-???40313-66-4C11H9ClO2
N-ethyl-2-(4-methylphenoxy)ethanamine(SALTDATA: FREE)915920-87-5C11H17NO
2-Chloro-N-(4,5-dimethyl-thiazol-2-yl)-acetamide2-CHLORO-N-(4,5-DIMETHYL-1,3-THIAZOL-2-YL)??????50772-54-8C7H9ClN2OS
3-(Acryloyloxy)-2-hydroxypropyl methacrylate, 80%, stabilized with 200 ppm MEHQ3-(???????)-2-???????????????1709-71-3C10H14O5
N~1~-(5-amino-2-methylphenyl)-N~2~,N~2~-dimethylglycinamide(SALTDATA: FREE)946753-98-6C11H17N3O
3-(DiMethylaMinobenzyl)alcohol23501-93-1C9H13NO
alpha,alpha-Dicyclopropylbenzenemethanol, 96%1,1-????????????5689-19-0C13H16O
Tri-n-propylphosphine oxide, min. 98%???-?-?????????1496-94-2C9H21OP
5-Phenyl-o-anisidine, 98%5-??-?-????39811-17-1C13H13NO
1,5-Dihydroxynaphthalene, 98%1,5-??????83-56-7C10H8O2
1,4-Bis(chlorodifluoromethyl)benzene 98%1,4-??-(???-?????-??)-??2629-68-7C8H4Cl2F4
4-(pyridin-3-yloxy)aniline(SALTDATA: FREE)4-(???-3-???)-????80650-45-9C11H10N2O
4,4'-Difluorodiphenylmethane, 99%1,1-?????[4-??????]457-68-1C13H10F2
1-methyl-1H-indazole-3-carbonitrile(SALTDATA: FREE)1-??-1H-???-3-?????31748-44-4C9H7N3
2-(2-Fluoropyridin-3-yl)propan-2-ol, 97%40247-48-1C8H10FNO
4-(2-Oxo-2-pyrrolidin-1-yl-ethoxy)-benzaldehyde4-(2-OXO-2-????-1-YL-???)-??????438229-79-9C13H15NO3
2-Mercaptopyridine, 99%2637-34-5C5H5NS
3-BroMo-4-Methoxytoluene3-???-4-??????22002-45-5C8H9BrO
2-Chloro-5-fluoroiodobenzene1-???-4-????-2-?????202982-68-1C6H3ClFI
(1R,2R)-trans-1,2-Cyclohexanediol, 98%(1R,2R)-TRANS-1,2-????????1072-86-2C6H12O2
N-Boc-Diallylamine151259-38-0C11H19NO2
3'-Fluorobiphenyl-2-ylamine hydrochloride3'-???????-2-??????139769-18-9C12H11ClFN
2,3,7,8-Tetraacetoxydibenzofuran2,3,7,8-????????????145386-12-5C20H16O9
3-Nitroformanilide 98%3-?????????102-38-5C7H6N2O3
3-[3-Acetyl-4-hydroxy-2-(4-isopropyl-phenyl)-5-oxo-2,5-dihydro-pyrrol-1-yl]-propionic acid436088-35-6C18H21NO5
Tetrabutylammonium nitrate, 97%1941-27-1C16H36N2O3
4-cyclopropyl-1,3-thiazol-2-amine(SALTDATA: FREE)2-?????,4-???????-(9CI)324579-90-0C6H8N2S
2-Hydroxy-3-methoxybenzoic acid, 97%2-????3-??????877-22-5C8H8O4
1-Chloroeicosane1-???????42217-02-7C20H41Cl
Chlorophenyltriethoxysilane(mixed m.p isomers)21700-74-3C12H19ClO3Si
N-Boc-2-(4'-chlorophenyl)-D-glycine53994-85-7C13H16ClNO4
3-Hydroxy-1,8-naphthalic Anhydride3-?????-1,8-???????23204-36-6C12H6O4
4-Iodo-1-MethyliMidazole4-???-1-??-1H-????71759-87-0C4H5IN2
4-Naphthalen-1-yl-benzoic acid4-(2-????????-1-?)???106359-69-7C17H12O2
1-Boc-2-methylpipecolinic acid1-BOC-2-???????746658-74-2C12H21NO4
1-(4-methoxyphenyl)-5-phenyl-1H-pyrazole-3-carboxylic acid(SALTDATA: FREE)62160-80-9C17H14N2O3
2-(chloromethyl)-6-methyl-4(1H)-quinolinone(SALTDATA: FREE)2-(?????)-6-??-4(1H)-????(?????:??)946755-45-9C11H10ClNO
1-Morpholino-1-cyclododecene1-???????????3725-39-1C16H29NO
Cytochalasin B, 98%, from Drechslera dematoidea14930-96-2C29H37NO5
3,4-Difluorobenzoyl Chloride76903-88-3C7H3ClF2O
4-n-Octyloxyphenyl 4-Pentylbenzoate4-N-?????4'-N-??????????50649-64-4C26H36O3
L-Histidine, 98%L-(-) ????71-00-1C6H9N3O2
Vanadium (V) tri-i-propoxy oxide, 98+% VTIP???(V) ????????????5588-84-1C9H21O4V
N-Chloroacetyl-L-tryptophan64709-57-5C13H13ClN2O3
1-(Trifluoroacetyl)imidazole, 97.5%, derivatization grade1-(?????????)????1546-79-8C5H3F3N2O
Phenoxazine, 97%????135-67-1C12H9NO
(R)-(+)-α-Methoxy-α-(trifluoromethyl)phenylacetic acid, 98%20445-31-2C10H9F3O3
2-Amino-5-carbamoyl-4-methyl-thiophene-3-carboxylic acid methyl ester2-???-5-????-4-??-???-3-??????????350996-94-0C8H10N2O3S
α;,α;'-Bis(di-t-butylphosphino)-o-xylene, min. 97%121954-50-5C24H44P2
3-Ethoxy-4-hydroxybenzaldehyde, 99%?????121-32-4C9H10O3
4-Methoxycinnamic acid, 98%830-09-1C10H10O3
D-(+)-Trehalose, 99%, anhydrous?????99-20-7C12H22O11
Bis[(2-di-i-propylphosphino)ethyl]amine, min. 97% (10 wt% in tetrahydrofuran)??[(2-?-i-???????]??)??131890-26-1C16H37NP2
N-Phenylglycine, 98%103-01-5C8H9NO2
4-n-Hexylbenzoic acid, 99%21643-38-9C13H18O2
Ethyl tert-Butylacetate5340-78-3C8H16O2
2,4,6-Tris-(4-bromo-phenyl)-[1,3,5]triazine, 98%2,4,6-TRIS(4-BROMOPHENYL)-1,3,5-?????30363-03-2C21H12Br3N3
4-Chloro-2-nitrobenzotrifluoride4-???-2-???-1-(????????)??25889-38-7C7H3ClF3NO2
(S)-1-Pyrrolidin-2-(1'-H-indol-3'ylmethyl)-2-(N-Cbz-N-methyl)amino-ethane675602-66-1C24H29N3O2
(2'-Chloro-biphenyl-4-yl)-acetic acid(2'-???-???-4-?)-????5001-98-9C14H11ClO2
(S)-1,2-Decanediol, 98%(S)-1,2-????84276-14-2C10H22O2
Ethyl 4-cyanobenzoate, 97.5%??4-????????7153-22-2C10H9NO2
1-[4-(4,4,5,5-TetraMethyl-1,3,2-dioxaborolan-2-yl)phenyl]ethanone171364-81-1C14H19BO3
N-Isobutyl-2-piperazin-1-ylacetaMide89433-47-6C10H21N3O
(2E)-3-(2,4-diethoxyphenyl)acrylic acid(SALTDATA: FREE)423736-06-5C13H16O4
3-Naphthalen-2-yl-3-oxo-propionic acid methylester3-????-2-YL-3-??-???????????158053-33-9C14H12O3
22-Tricosenoic Acid22-?????65119-95-1C23H44O2
1-Acetyl-5-indolinesulfonyl chloride, 97%1-???-2,3-?????-1H-??-5-??????52206-05-0C10H10ClNO3S
N-(3-chlorobenzyl)-2-methyl-2-propanamine(SALTDATA: HCl)N-(tert-??)-N-(3-?????)??893577-81-6C11H16ClN
3',4'-Dimethoxybiphenyl-4-carbaldehyde3',4'-???????-4-??????640769-65-9C15H14O3
5-(Benzyloxy)-2-(hydroxymethyl)-4H-pyran-4-one5-(????)-2-(??????)-4H-??-4-?15771-06-9C13H12O4
2-Anilinonicotinic acid2-????????16344-24-4C12H10N2O2
[1-(2-methoxyethyl)pyrrolidin-3-yl]methanol(SALTDATA: FREE)[1-(2-?????)-3-?????]???90227-42-2C8H17NO2
4-Amino-8-methylquinoline4-???-8-?????893762-15-7C10H10N2
4-AMino-6-Mercaptopyrazolo[3,4-d]pyriMidine23771-52-0C5H5N5S
2-{[2-(3-methoxyphenoxy)ethyl]amino}ethanol(SALTDATA: HCl)420104-03-6C11H17NO3
2-Fluorophenacylamine hydrochloride 95%2-????????????93102-96-6C8H9ClFNO
3-(4-Methylthiobenzoyl)propionic acid3-(4-???????)?????7028-67-3C11H12O3S
1-(4-Nitrophenyl)-2-phenylethane-1,2-dione, 95%1-(4-?????)-2-????-1,2-??22711-24-6C14H9NO4
(1,3-benzodioxol-5-ylmethyl)(3-chlorobenzyl)amine(SALTDATA: HBr)423736-31-6C15H14ClNO2
5-Hydroxy-4-pentyl-1,2,4-triazole-3-thiol117987-05-0C7H13N3OS
1-(3,4-dimethoxyphenyl)-N-(pyridin-3-ylmethyl)propan-1-amine(SALTDATA: HCl)497246-99-8C17H22N2O2
Acetoguanide4-???-6-??-1,3,5-????-2-OL16352-06-0C4H6N4O
Methyl 4-(4-methylpiperazino)benzenecarboxylate??4-(4-??????-1-?)?????354813-14-2C13H18N2O2
3-(5-methyl-7-oxo-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidin-6-yl)propanoic acid(SALTDATA: FREE)878441-48-6C9H10N4O3
3-Chloro-6-(2-methylphenyl)pyridazine3-???-6-(2-???)-???96225-49-9C11H9ClN2
2-(acetylamino)-5,6,7,8-tetrahydro-4H-cyclohepta[b]thiophene-3-carboxylic acid(SALTDATA: FREE)63826-34-6C12H15NO3S
(4-Isopropylphenyl)hydrazine1-(4-???????)?????63693-65-2C9H14N2
1-(2-Bromophenyl)ethylamine1-(2'-?????)????113899-55-1C8H10BrN
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