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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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4-Methyl-pyrrolidin-2-one, 97%2-?????,4-??-2996-58-9C5H9NO
Glycyl-D-leucine???-D-??688-13-1C8H16N2O3
7-amino[1,2,4]triazolo[1,5-a]pyrimidin-5-ol(SALTDATA: FREE)7-???-S-?????(1,5-a)????-5(4H)-?35186-69-7C5H5N5O
Bis(2-chloroethyl) Carbonate623-97-2C5H8Cl2O3
2-Isobutoxynaphthalene2-?????????2173-57-1C14H16O
2-Methyl-3-(4'-fluorobenzoyl)indole(4-FLUORO-PHENYL)-(2-METHYL-1H-INDOL-3-YL)-???26206-00-8C16H12FNO
(R)-(-)-N-(3,5-Dinitrobenzoyl)-alpha-phenylethylaMine69632-32-2C15H13N3O5
5-Methyl-1-phenyl-(1H-pyrazol-4-ylmethyl)amine hydrochloride, 97%5-??-1-??-(1H-???-4-???)?????1031843-25-0C11H13N3.ClH
5-Amino-3-methyl-1H-pyrazole-4-carboxylic acidethyl ester23286-70-6C7H11N3O2
9-Anthracenemethanol, 97%9-???????1468-95-7C15H12O
N-Methyl-N-(2-methylamino-ethyl)-benzamide, 98%N-??-N-(2-?????-??)-?????98902-12-6C11H16N2O
Potassium tetranitroplatinate(II), min. 98%????????????(II)13815-39-9K2N4O8Pt
3-Bromo-9-phenylcarbazole, 99%1153-85-1C18H12BrN
6-Ethoxyquinazolin-4(3H)-one6-???????-4(3H)-?155960-97-7C10H10N2O2
3',3'',5',5''-Tetraiodophenolphthalein????????????386-17-4C20H10I4O4
3,4-Dihydro-4-methyl-2H-pyrido[3,2-b][1,4]oxazine-7-carboxaldehyde 95%921938-80-9C9H10N2O2
1-(4-Fluorophenyl)-2-methylpropan-1-one1-(4-??????)-2-?????-1-?26393-91-9C10H11FO
5-[(3,5-dimethylphenoxy)methyl]-4-methyl-4H-1,2,4-triazole-3-thiol(SALTDATA: FREE)667413-37-8C12H15N3OS
2-(4-formylphenoxy)-N-1,3-thiazol-2-ylacetamide(SALTDATA: FREE)215503-93-8C12H10N2O3S
2,5-dimethylpyrazolo[1,5-a]pyrimidine-7-carboxylic acid(SALTDATA: FREE)2,5-???????[1,5-a]????-7-?????(SALTDATA:??)1011355-87-5C9H9N3O2
3-aminothieno[2,3-b]pyridine-2-carboxylic acid(SALTDATA: FREE)3-??????[2,3-B]???-2-?????58327-75-6C8H6N2O2S
5-Hexyl-1,3-dithiolo[4,5-d][1,3]dithiole-2-thione202126-51-0C10H14S5
3,5-DiMethyl-1-adaMantaneMethanol3,5-???-1-???????26919-42-6C13H22O
Fmoc-(S)-3-amino-4-(3-trifluoromethylphenyl)-butyric acid270065-78-6C26H22F3NO4
2-Morpholino-5-(trifluoromethyl)benzenesulfonyl chloride, 95%2-?????-5-(????????)??????????906352-76-9C11H11ClF3NO3S
Bis(2-hydroxyethyl)diMethylaMMoniuM Chloride38402-02-7C6H16ClNO2
Butyl 2-Methylvalerate6297-41-2C10H20O2
2-Amino-5,6-dihydro-4H-benzothiazol-7-one17583-10-7C7H8N2OS
3-(3-tert-Butoxycarbonylamino-piperidin-1-yl)-2-methyl-propionic acid methyl ester3-(3-TERT-BUTOXYCARBONYLAMINO-PIPERIDIN-1-YL)-2-??-???????????886364-54-1C15H28N2O4
2-Fluoro-5-(trifluoromethyl)benzamide 97%207919-05-9C8H5F4NO
2-Amino-3,5,6-trifluoroterephthalonitrile2-???-3,5,6-??????????????133622-66-9C8H2F3N3
N-[4-(acetylamino)phenyl]-3-oxobutanamide(SALTDATA: FREE)N-[4-(??????)??]-3-????????4433-78-7C12H14N2O3
3-Ethoxypropionic Acid????????4324-38-3C5H10O3
3-methyl-3H-imidazo[4,5-b]pyridine-6-carboxylic acid(SALTDATA: HCl 2H2O)3-??-3H-????[4,5-b]???-6-?????(SALTDATA:HCl2H2O)1138444-24-2C8H7N3O2
7-AMinodesacetoxycephalosporanic Acid7-???-3-??-3-??-4-?????22252-43-3C8H10N2O3S
3-Chloro-2-fluoro-5-(trifluoroMethyl)-benzoyl chloride3-CHLORO-2-FLUORO-5-(????????)????????261763-03-5C8H2Cl2F4O
(R)-(+)-2-[2-(Diphenylphosphino)phenyl]-4-isopropyl-2-oxazoline, 98%164858-78-0C24H24NOP
1H-indazole-7-carboxylic acid, 95%677304-69-7C8H6N2O2
N-Boc-1-Oxa-8-aza-spiro[4.5]decan-3-ol240401-09-6C13H23NO4
PotassiuM 2-fluoro-5-forMylphenyltrifluoroborate??2-????-5-?????????????1012868-70-0C7H4BF4KO
3-Methylthiobenzamide3-??-??????2362-63-2C8H9NS
3-Decanol1565-81-7C10H22O
1-Isopropyl-3-p-tolyltriazene [for Esterification]1-?????-3-P-??????50707-41-0C10H15N3
Docosane????629-97-0C22H46
1-Acetyl-4-hydroxy-piperidine, 98%1-???????-4-OL4045-22-1C7H13NO2
(2S,3S)-(+)-2,3-Dihydro-3-hydroxy-2-(4-methoxyphenyl)-1,5-benzothiazepin-4(5H)-one, 99%42399-49-5C16H15NO3S
Pentadecyl Acetate??????????629-58-3C17H34O2
1-Bromo-3-(2,2,2-trifluoroethoxy)benzene 98%1-BROMO-3-(2,2,2-TRIFLUOROETHOXY)??888327-41-1C8H6BrF3O
5-(4-Fluoro-phenyl)-furan-2-carboxylic acid73269-32-6C11H7FO3
2,3-Diamino-5-bromo-6-(trifluoromethyl)-4(3H)-pyrimidinone95095-46-8C5H4BrF3N4O
(1R,2R)-2-(propylamino)cyclohexanol(SALTDATA: FREE)(1R,2R)-2-(??????)???????60093-74-5C9H19NO
4-Amino-1-indanone4-???-1-???51135-91-2C9H9NO
Cadmium acetate dihydrate, 98%??? ????? ????5743-04-4C4H10CdO6
Kojic acid, 99%???501-30-4C6H6O4
4-Phenylbutyl isothiocyanate, 95%61499-10-3C11H13NS
4'-Bromovalerophenone, 98%7295-44-5C11H13BrO
4-(Carboxybutyl)triphenylphosphonium bromide, 98%4- ???? ?? ?? ?? ?? ?? ?????17814-85-6C23H24BrO2P
Aluminum hydroxide, dried gel, 99%?????????21645-51-2AlH3O3
Tri-i-propyltin chloride, min. 98%??-I-?????????14101-95-2C9H21ClSn
Acenaphthylene, 98%??????208-96-8C12H8
1-(tert-butoxycarbonyl)-7-fluoro-1H-indol-2-yl-2-boronic acid, 95%1H-??-1-?????,2-???-7-????-,1-(1,1-?????)????1000068-65-4C13H15BFNO4
(S)-3-Hydroxy-3-phenylpropanoic acid, 99%36567-72-3C9H10O3
(3,4-Dimethyl-phenylamino)-p-tolyl-acetic acid725253-02-1C17H19NO2
(R)-(-)-2,2,2-Trifluoro-1-(9-anthryl)ethanol [e.e. DeterMination Reagent by NMR](R)-(-)-2,2,2-TRIFLUORO-1-(9-ANTHRYL)???53531-34-3C16H11F3O
5-(2-Furyl)-1-methyl-1H-pyrazole-3-carboxylic acid, 97%108128-39-8C9H8N2O3
3-[(2-thienylmethyl)amino]-1-propanol(SALTDATA: HCl)93448-51-2C8H13NOS
Ethyl 5-(2-furyl)isoxazole-3-carboxylate, 90%??5-(2-??)????-3-???????33545-40-3C10H9NO4
(4-fluorobenzyl)isobutylamine(SALTDATA: HCl)359446-04-1C11H16FN
3',4'-Dimethyl-2,2,2-trifluoroacetophenone???,1-(3,4-?????)-2,2,2-??????-(9CI)75833-26-0C10H9F3O
Methyl 3-Methyl-15-phenylpentadecanoate3-??-15-?????????????116754-85-9C23H38O2
2-(3-Hydroxy-4-methoxyphenyl)-quinoline-4-carboxylic acid2-(3-HYDROXY-4-METHOXY-PHENYL)-???-4-?????32366-62-4C17H13NO4
2-Amino-5-[(4-bromophenyl)thio]-1,3-thiazole5-[(4-?????)???]-1,3-THIAZOL-2-YLAMINE90484-42-7C9H7BrN2S2
N-6,9-Bis(trimethylsilyl)adenine17995-04-9C11H21N5Si2
(3S)-1,2,3,4-Tetrahydroisoquinoline-3-(N-tert-butylcarboxamide)(S)-N-tert-??-1,2,3,4-???????????-3-???????149182-72-9C14H20N2O
(3-Bromo-2-fluorophenyl)acetonitrile3-???-2-????????????874285-03-7C8H5BrFN
2-(hydroxymethyl)benzohydrazide(SALTDATA: FREE)2-(??????)???????(?????:??)51707-35-8C8H10N2O2
Fmoc-Glu(OBzl)-OH, 98%123639-61-2C27H25NO6
Methyl 3-anilinopropanoate3-?????-???????????21911-84-2C10H13NO2
2,4-Dimethylbenzyl bromide, 98%2,4-??????????78831-87-5C9H11Br
4-Carboxylic-isatoic anhydride4-?????-???????77423-14-4C9H5NO5
Allyl Cyanoacetate13361-32-5C6H7NO2
4-Julolidine boronic acid???,(2,3,6,7-???????-1H,5H-??[ij]????-9-?)-(9CI)391248-18-3C12H16BNO2
1-N-Boc-3-fluoro-aniline81740-18-3C11H14FNO2
3-(4-ethoxyphenyl)propan-1-amine(SALTDATA: FREE)3-(4-?????)???-1-??(SALTDATA:FREE)36397-24-7C11H17NO
1-(2-Isocyanophenyl)pyrrole1-(2-???????)??350829-07-1C11H8N2
Acid Red 605850-64-6C20H14N2O11S3
3-(2-methoxyphenyl)propan-1-amine(SALTDATA: FREE)3-(2-???-??)-?????18655-51-1C10H15NO
4-(1-AdaMantyl)phenol4-(1-????)??29799-07-3C16H20O
4-(4H-1,2,4-triazol-4-yl)benzoic acid(SALTDATA: FREE)4-(4H-1,2,4-TRIAZOL-4-YL)???157069-48-2C9H7N3O2
2-isobutyl-1,3-dioxoisoindoline-5-carboxylic acid(SALTDATA: FREE)346716-89-0C13H13NO4
5-Benzyl-1,3,4-oxadiazol-2ylamine5-??-1,3,4-?????-2-???31803-00-6C9H9N3O
4'-Methyl-[1,1'-biphenyl]-4-sulphonyl chloride4'-??[1,1'-???]-4-????????101366-51-2C13H11ClO2S
Dichloro(diethylaMino)phosphine1069-08-5C4H10Cl2NP
2-isopropyl-4-pyrimidinecarboxylic acid(SALTDATA: FREE)2-?????-4-?????????(SALTDATA:FREE)1060817-57-3C8H10N2O2
3-(1,3-Dimethyl-(4S,5S)-diphenylimidazolidin-2-yl)pyridine, 99%133634-31-8C22H23N3
6-Methylsalicylic acid ethyl ester, 98%6555-40-4C10H12O3
Ascomycin104987-12-4C43H69NO12
((4R,5R)-(+)-O-[1-Benzyl-1-(5-methyl-2-phenyl-4,5-dihydrooxazol-4-yl)-2-phenylethyl] (diphenylphosphinite)(1,5-COD)iridium(I) tetrakis(3,5-bis(trifluoromethyl)phenylborate, min. 97% (R,R)-[COD]Ir[Ph2P880262-16-8C37H34NO3P.C32H12BF24.C8H12.Ir
3-Hydroxy-1,2-dimethyl-4(1H)-pyridone, 98.5%3-????-1,2-???-4(1H)-???30652-11-0C7H9NO2
3-Mercapto-1-hexanol, 99%51755-83-0C6H14OS
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