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

?? ?:J & K SCIENTIFIC LTD.
??:-18210857532
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??:China
URL: https://www.jkchemical.com
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(S)-(-)-N-(5-Nitro-2-pyridyl)alaninol115416-52-9C8H11N3O3
3-(Perfluorooctyl)prop-2-enol2340-84-3C11H5F17O
4-Chloro-2-methoxybenzyl alcohol, 97%4-???-2-????????90296-27-8C8H9ClO2
N-(2-amino-4-chlorophenyl)acetamide(SALTDATA: FREE)N-(2-???-4-?????)??????(SALTDATA:FREE)51223-59-7C8H9ClN2O
3-ethyl-5-isoxazolecarbonitrile(SALTDATA: FREE)3-??-5-??????????(SALTDATA:FREE)1215295-98-9C6H6N2O
2-(2-Chloro-phenyl)-pyrrolidine2-(2-?????)????129540-21-2C10H12ClN
1,4,8,12-Tetraazacyclopentadecane, min. 98%1,4,8,12-?????????????15439-16-4C11H26N4
O-Phospho-L-serine407-41-0C3H8NO6P
meso-Tetra(o-dichlorophenyl) porphine32350-86-0C44H22Cl8N4
N-(tert-Butoxycarbonyl)-DL-phenylalaninol145149-48-0C14H21NO3
5-Chloro-3-methylbenzo[b]thiophene-2-sulfonamide5-???-3-????[B]???-2-?????175203-94-8C9H8ClNO2S2
Tristearin, 98%1,2,3-???????? ??????555-43-1C57H110O6
2-Chloro-3-nitro-5-(trifluoromethyl)pyridine72587-15-6C6H2ClF3N2O2
3-bromo-5-ethoxy-4-methoxybenzaldehyde(SALTDATA: FREE)3-???-5-???-4-?????????81805-97-2C10H11BrO3
N-(5-Chloro-4-methoxy-2-nitrophenyl)acetamideN-(5-???-4-???-2-?????)??????160088-53-9C9H9ClN2O4
1-(3,5-dimethyl-1-phenyl-1H-pyrazol-4-yl)ethanone(SALTDATA: FREE)1210-43-1C13H14N2O
4-Bromo-3-chlorobenzoic acid, 98%25118-59-6C7H4BrClO2
2-[(Dimethylamino)methylene]-3-oxo-3-(thien-2-yl)propanenitrile 95%2-[(???????)???]-3-OXO-3-(2-???)??????52200-22-3C10H10N2OS
4'-n-Butyl-2,2,2-trifluoroacetophenone40739-44-4C12H13F3O
5-Benzyl-1H-tetrazole, 99%5-??-1H-????18489-25-3C8H8N4
6-bromoquinazolin-4-amine(SALTDATA: FREE)6-???-????-4-???21419-48-7C8H6BrN3
Ethyl 2-[(4-chlorophenylcarbamoyl)methylthio]-1H-benzo[d]imidazole-1-carboxylate??2-[(4-??????????)????]-1H-??[D]????-1-???????41215-90-1C18H16ClN3O3S
Rhodol??3086-44-0C20H13NO4
trans-4-amino-1-isopropyl-3-pyrrolidinol(SALTDATA: 2HCl)???-4-???-1-?????-3-?????(SALTDATA:2HCl)1212301-32-0C7H16N2O
2,3-Dibromo-7,8-dihydrodioxino-dibenzodioxin2,3-????-7,8-???????-??????782471-80-1C14H8Br2O4
N-Butylmethyldichlorosilane18147-23-4C5H12Cl2Si
4-(TrifluoroMethoxy)thiophenol169685-29-4C7H5F3OS
2-Hydrazino-2-oxo-N-phenylacetamide2-HYDRAZINO-2-OXO-N-?????????4740-46-9C8H9N3O2
5-(Chlorosulfonyl)-2-methylbenzenecarboxylic acid???,5-(??????)-2-??-(9CI)89001-57-0C8H7ClO4S
5-hydroxy-6-methylpyrimidine-2,4(1H,3H)-dione(SALTDATA: FREE)7417-28-9C5H6N2O3
(2-chlorophenyl)[3-(methoxymethoxy)phenyl]methanone(SALTDATA: FREE)(2-?????)[3-(??????)??]???938458-60-7C15H13ClO3
N-(3-methylbutyl)cyclopropanamine(SALTDATA: HCl)N-(3-????)????????(SALTDATA:HCl)914260-76-7C8H17N
naphtho[2,1-d][1,3]thiazol-2-amine(SALTDATA: FREE)???[2,1-D]???-2-???1203-55-0C11H8N2S
Isoproterenol sulfate dihydrate, 98%299-95-62C11H17NO3.H2O4S
2-(4-Epoxycyclohexyl) ethylmethyl dimethoxysilane2-(3,4-????????)??????????97802-57-8C11H22O3Si
2-(5-Bromo-2-pyridylazo)-5-(diethylamino)phenol, 97%2-(5-???-2-?????)-5-(??????)??14337-53-2C15H17BrN4O
Methyl 3-[2-nitro-4-(trifluoromethyl)phenoxy]thiophene-2-carboxylate, 97%??3-[2-NITRO-4-(????????)???]???-2-???????91041-20-2C13H8F3NO5S
3-Iodophenyl isothiocyanate, 97%3125-73-3C7H4INS
N-Phenylanthranilic acid, 99%N-???????91-40-7C13H11NO2
(S)-2-Cyclohexyl-2-hydroxy-phenylacetic Acid(S)-??????-?????-??-????20585-34-6C14H18O3
ThyMol Blue SodiuM Salt62625-21-2C27H31NaO5S
3-Phenyl-1H-indole-2-carbohydrazide3-??-1H-??-2-????105492-12-4C15H13N3O
7-Chlorobenzo[d]thiazole-2-amine, 97%2-???????,7-???-(9CI)20358-01-4C7H5ClN2S
Z-His-OH, 98%14997-58-1C14H15N3O4
5-Benzyloxy-2-nitrotoluene, 95%5-????2-??????22424-58-4C14H13NO3
3-(N,N-Diethylsulphamoyl)-4-methoxybenzeneboronic acid 95%4-???-3-(N,N-???????)?????871333-03-8C11H18BNO5S
3-Bromo-2-chlorobenzotrifluoride 98%56131-47-6C7H3BrClF3
Trimethyltin hydroxide, 98%?????????56-24-6C3H10OSn
2,5-Dichloro-4-forMylpyridine102645-33-0C6H3Cl2NO
Phenoxydiphenylphosphine???????????(Diphenylphosphinicacidphenylester)13360-92-4C18H15OP
4-(3-Bromobenzyl)morpholine4-(3-?????)????364793-82-8C11H14BrNO
Manganese(II) oxide, 99%?? ??1344-43-0MnO
cis-2-(methoxymethyl)cyclopentanamine(SALTDATA: FREE)956722-42-2C7H15NO
Orcein????1400-62-0C28H24N2O7
4-chloro-N-(3-hydroxyphenyl)-3-nitrobenzamide(SALTDATA: FREE)416887-71-3C13H9ClN2O4
(S)-3-(Boc-amino)piperidine, 98%(S)-3-N-Boc-???????216854-23-8C10H20N2O2
Z-Asp-OtBu23632-70-4C28H44N2O6
5-isopropyl-1H-pyrazole(SALTDATA: FREE)3-(1-????)-???49633-25-2C6H10N2
3-(4-Bromo-pyrazol-1-yl)-propionic acid3-(4-???-???-1-YL)-?????925146-35-6C6H7BrN2O2
Monoacetin (contains Di-,Tri-, Glycerol)1,2,3-??????, ???????26446-35-5C5H10O4
1-(2-methylbenzyl)-1H-1,2,4-triazol-3-amine(SALTDATA: FREE)832740-49-5C10H12N4
3-(methoxymethyl)-1H-1,2,4-triazol-5-amine(SALTDATA: FREE)3-(?????)-1H-1,2,4-????-5-??(SALTDATA:FREE)105445-19-0C4H8N4O
(2-aminophenyl)(4-methoxybenzyl)amine(SALTDATA: FREE)5729-16-8C14H16N2O
4-Iododiphenyl ether4-?????????2974-94-9C12H9IO
3-(4-Bromophenyl)propionic acid, 98%1643-30-7C9H9BrO2
Methyl 4-methyl-3-pyrrolidinecarboxylate??4-??????-3-???????885952-88-5C7H13NO2
2-Bromo-4-fluoro-6-nitroaniline 98%10472-88-5C6H4BrFN2O2
2-Piperazin-1-ylnicotinic acid, 95+%2-????-1-?????374063-94-2C10H13N3O2
3-(2,5-dimethyl-1H-pyrrol-1-yl)-4-methylbenzoic acid(SALTDATA: FREE)313701-78-9C14H15NO2
4-(2-Hydroxyethylamino)-pyridine4-(2-??????????)-???192130-06-6C7H10N2O
4-(4-Chlorophenyl)-3-methyl-1-phenyl-1H-indeno[1,2-b]pyrazolo[4,3-e]pyridin-5-one1009630-24-3C26H16ClN3O
racemic-8,8'-Bis(diphenylphosphino)-3,3',4,4'-tetrahydro-4,4,4',4',6,6'-hexamethyl-2,2'-spirobi[2H-1-benzopyran], min. 95% SPANphos556797-94-5C47H46O2P2
4-Fluoro-3-(trifluoromethoxy)benzaldehyde4-????-3-(????????)??????86256-48-6C8H4F4O2
4-(2-Chloro-6-nitrophenoxy)benzene-1-sulfonyl chloride4-(2-???-6-??????)??-1-????????175135-00-9C12H7Cl2NO5S
4-BroMo-2-nitroanisole4-???-2-??????33696-00-3C7H6BrNO3
3-(2,4-DiMethylphenyl)propionic Acid3-(2,4-?????)?????1811-85-4C11H14O2
Aminoguanidine hydrochloride, 98%, a diamine oxidase and NO synthase inhibitor?????????1937-19-5CH7ClN4
6-AMinohexyl-3-aMinopropyl triMethoxysilaneN-(6-?????)?????????????51895-58-0C12H30N2O3Si
1,2,3-Trichloropropene (cis- and trans- Mixture)1,2,3-????????96-19-5C3H3Cl3
4-Bromo-2-(trifluoromethoxy)phenyl isothiocyanate 97%4-BROMO-2-(?????????)???????????238742-91-1C8H3BrF3NOS
Ethyl 3-(Methylsulphanyl)-4-oxo-4,5,6,7-tetrahydrobenzo[c]thiophene-1-carboxylate??3-(????)-4-OXO-4,5,6,7-????????[C]???-1-???????168279-54-7C12H14O3S2
5-(2-aminoethyl)pyrimidine-2,4(1H,3H)-dione(SALTDATA: FREE)221170-25-8C6H9N3O2
N~1~-(4-fluoro-2-methylphenyl)alaninamide(SALTDATA: HCl)N~1~-(4-????-2-????)??????(SALTDATA:HCl)1104919-88-1C10H13FN2O
Methyl 5-methyl-3-phenyl-4-isoxazolecarboxylate??5-??-3-??-4-???????????2065-28-3C12H11NO3
2,6-Bis(4-azidobenzylidene)cyclohexanone (wetted with ca. 30% Water, containing 25g on a dry weight basis)[Research for Photosensitive Material]20237-98-3C20H16N6O
Methyl Propargyl Ether?? ????? ???627-41-8C4H6O
N-(tert-Butoxycarbonyl)-O-benzyl-L-serine N-SucciniMidyl Ester13650-73-2C19H24N2O7
Methyl 6-methoxy-2H-chromene-3-carboxylate6-???-2H-??-3-???????????338759-76-5C12H12O4
1-(6-Methylpyrazin-2-yl)piperidine-4-carbaldehyde , 97%1-(6-?????-2-?)????-4-??????906352-82-7C11H15N3O
4-(methylamino)-2-(methylthio)pyrimidine-5-carbaldehyde, 95%185040-32-8C7H9N3OS
Ethylene Glycol Mono(4-broMophenyl) Ether2-(4-??????)???34743-88-9C8H9BrO2
4-chloro-3-iodo-1-methyl-1H-indazole(SALTDATA: FREE)4-???-3-????-1-??-1H-???1015846-58-8C8H6ClIN2
2,6-dimethylquinoline-4-carbohydrazide(SALTDATA: FREE)2,6-??????-4-????????(?????:??)613656-68-1C12H13N3O
[5-(3-Amino-phenyl)-furan-2-yl]-methanol[5-(3-???-??)-??-2-YL]-???764710-29-4C11H11NO2
2-Pentyn-1-ol??(2-)-1-?6261-22-9C5H8O
1-(2-methylbenzyl)piperazine(SALTDATA: 2HCl 0.14H2O)5321-47-1C12H18N2
3'-(Trifluoromethyl)-2,2-dimethylvaleranilide3'-????????-2,2-?????????2300-87-0C14H18F3NO
2(3)-(Tetrahydrofurfuryloxy)tetrahydropyran710-14-5C10H18O3
Fmoc-Arg(Mts)-OH88743-97-9C30H34N4O6S
N~1~,N~1~-dimethylglycinamide(SALTDATA: HCl)1857-19-8C4H10N2O
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