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

?? ?:J & K SCIENTIFIC LTD.
??:-
???:jkinfo@jkchemical.com
??:China
URL: www.jkchemical.com
? ?? ?:96815
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6,7-Dihydro-5H-pyrrolo[1,2-a]imidazole-2-carboxaldehyde623564-38-5C7H8N2O
2,5-dichloropyridin-4-ol, 95%2,5-????-4-???????847664-65-7C5H3Cl2NO
PiperidiniuM PentaMethylenedithiocarbaMate????? ???????? ?????98-77-1C11H22N2S2
3-(3-methylphenyl)piperidine(SALTDATA: HCl)3-(3-????)????(SALTDATA:HCl)343856-70-2C12H17N
Boc-4-methyl-D-phenylalanine80102-27-8C15H21NO4
2-Chloro-6-methoxynicotinic acid2-???-6-???????503000-87-1C7H6ClNO3
1,9-DiaMinononane646-24-2C9H22N2
Trimethylsilyl acrylate, 97%13688-55-6C6H12O2Si
3-Bromo-2-methylpropene, 97%3-???-2-??-1-???1458-98-6C4H7Br
4-Bromo-N-ethylbenzenesulphonamide 98%4-????????????1984-25-4C8H10BrNO2S
4-Ethoxy-3-methoxyphenylacetonitrile4-???-3-???????????103796-52-7C11H13NO2
7-methyl-4-oxo-4H-chromene-2-carboxylic acid(SALTDATA: FREE)67214-11-3C11H8O4
2-(chloromethyl)-1-isopropyl-1H-imidazole(SALTDATA: FREE)2-?????-1-?????-1H-????773817-02-0C7H11ClN2
4'-Hydroxy-3'-iodo-biphenyl-4-carbonitrile460746-47-8C13H8INO
2-(Diethylcarbamoyl)benzeneboronic acid 95%2-(N,N-??????????)?????129112-21-6C11H16BNO3
2-Bromo-5-methoxybenzonitrile, 98%2-???-5-????????138642-47-4C8H6BrNO
5-(2-thienyl)-1,3,4-oxadiazol-2-amine(SALTDATA: FREE)5-??-2-YL-1,3,4-?????-2-??27049-71-4C6H5N3OS
2-(3-methyl-1,2,4-oxadiazol-5-yl)aniline(SALTDATA: FREE)2-(3-??-1,2,4-?????-5-?)???76629-36-2C9H9N3O
3-Methyl-3-heptene (cis- and trans- Mixture)7300-03-0C8H16
Lithium trisiamylborohydride, 1M solution in THF, AcroSeal60217-34-7C15H34BLi
1,3,5-Triacetylbenzene, 98%779-90-8C12H12O3
(2-methoxy-1-methylethyl)(3-phenoxybenzyl)amine(SALTDATA: HBr)423737-88-6C17H21NO2
Copper(I) sulfide (99.5%-Cu)?? ?I??22205-45-4Cu2S
4-(4-Methoxyphenyl)piperidin-4-ol4-(4-???-??)-????-4-OL50329-87-8C12H17NO2
4-(2-methoxyphenyl)piperidin-4-ol(SALTDATA: FREE)4-(2-???-??)-????-4-OL81950-85-8C12H17NO2
(R)-?-(p-Bromophenyl)alanine(R)-3-???-3-(4-?????)?????479074-63-0C9H10BrNO2
5-cyclopropyl-4-propyl-4H-1,2,4-triazole-3-thiol(SALTDATA: FREE)603981-93-7C8H13N3S
3-[4-(4-Methoxyphenyl)piperazin-1-yl]-propan-1-amine40255-50-3C14H23N3O
5-(aminomethyl)-N-methyl-1,2,4-oxadiazole-3-carboxamide(SALTDATA: HCl)5-(?????)-N-??-1,2,4-?????-3-???????(SALTDATA:HCl)1209584-76-8C5H8N4O2
2-(Methylthio)nicotinoyl chloride2-(????)???????97936-43-1C7H6ClNOS
2-(2-formyl-6-methoxy-4-nitrophenoxy)propanoic acid(SALTDATA: FREE)662154-26-9C11H11NO7
DL-2-Hydroxyvaleric acid, sodium salt, hydrate, 98%331717-42-1C5H11NaO4
5-Methoxy-1H-indazole-3-carboxylic acid, 97%5-???-3-????????90417-53-1C9H8N2O3
N-Methyl-4,5,6,7-tetrahydro-1,3-benzothiazol-2-amineN-??-4,5,6,7-???????-1,3-?????-2-??40534-18-7C8H12N2S
(2S,3S)-(+)-2,3-Bis(diphenylphosphino)bicyclo[2.2.1]hept-5-ene(1,5-cyclooctadiene)rhodium(I) tetrafluoroborate, min. 97% (S,S)-NORPHOS-Rh78355-59-6C39H38BF4P2Rh
3-amino-N-isobutylbenzamide(SALTDATA: FREE)3-???-N-?????????81882-64-6C11H16N2O
(R)-2-Isopropylsuccinic acid-1-methyl ester, 95%, (98% ee)(R)-2-?????-???-1-??????220498-08-8C8H14O4
Boc-(2S,3R)-3-amino-2-hydroxy-5-methylhexanoic acid73397-25-8C12H23NO5
5-Fluorobenzo-[2,1,3]-thiadiazole5-??????-[2,1,3]-?????17821-75-9C6H3FN2S
3-Amino-3-(3,4-dichlorophenyl)propanoic acid3-???-3-(3,4-????-??)-?????117391-57-8C9H9Cl2NO2
4-fluoro-2-(5-pyridin-4-yl-1,3,4-oxadiazol-2-yl)aniline(SALTDATA: FREE)915923-46-5C13H9FN4O
4-tert-Butyl-2-ethoxy-benzoic acid796875-53-1C13H18O3
Trans - 24???-24869304-55-2C26H21N3O3
1-Ethyl-1-(M-tolyl)hydrazine1-??-1-(M-??)????99717-68-7C9H14N2
3-[(1-naphthylmethyl)amino]propan-1-ol(SALTDATA: HCl)3-[(????-1-???)???]???-1-?14131-11-4C14H17NO
4-(Difluoromethoxy)benzenesulphonyl chloride 98%351003-34-4C7H5ClF2O3S
1-(4-isopropoxyphenyl)-5-oxopyrrolidine-3-carboxylic acid(SALTDATA: FREE)1-(4-ISOPROPOXY-??)-5-OXO-PYRROLIDINE-3-?????351066-81-4C14H17NO4
2-[5-(4-bromophenyl)-1H-pyrazol-3-yl]phenol(SALTDATA: FREE)416877-45-7C15H11BrN2O
1-(HydroxyMethyl)-5,5-diMethylhydantoin1-???-5,5-???????116-25-6C6H10N2O3
Ethyl 2-isocyanatobenzoate??2-???????????76393-16-3C10H9NO3
AzocarMine G25641-18-3C28H19N3O6S2.Na
N-(2-methoxybenzyl)-1-(2-methoxyphenyl)methanamine(SALTDATA: HBr)178903-65-6C16H19NO2
1,8-Diazabicyclo[5.4.0]-7-undecene hydrogen tribromide, 98%1,8-???????[5.4.0]UNDEC-7-ENE???????????138666-59-8C9H17Br3N2
3-Bromo-5-nitro-benzoic acid methyl ester, 98%??3-???-5-????????6307-87-5C8H6BrNO4
2-Hydroxy-3,5-dinitropyridine, 98%2-????-3,5-???????2980-33-8C5H3N3O5
2-(1-Phenylethylidene)-1-hydrazinecarboxamide, 98%2492-30-0C9H11N3O
5-amino-4-methyl-1,4-pentanediol(SALTDATA: FREE)5-???-4-??-1,4-????(?????:??)1214097-96-7C6H15NO2
1,2:5,6-Di-O-cyclohexylidene-α-D-glucofuranose, 98%23397-76-4C18H28O6
3,4-Diaminoquinoline ,97%3,4-???????87751-33-5C9H9N3
Methacryloxypropylsilatrane (inhibited with MEHQ)?????????????27692-57-5C13H23NO5Si
3-Chloro-N-phenylpropionamide3-???-N-????????3460-04-6C9H10ClNO
3-Amino-2-hydroxy-5-methylacetophenone3-???-2-?????-5-???????70977-71-8C9H11NO2
4-Chloro-2,6-difluoroaniline69411-06-9C6H4ClF2N
4-Chloro-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidine4-???-5,6,7,8-?????????[4,5]???[2,3-D]????40493-18-3C10H9ClN2S
6-BroMovanillin6-??????60632-40-8C8H7BrO3
N-(2-amino-4-phenyl-1,3-thiazol-5-yl)acetamide(SALTDATA: FREE)54167-89-4C11H11N3OS
(3-isopropoxybenzyl)aMine (SALTDATA: FREE)400771-44-0C10H15NO
2-Quinolin-2-yl-1-[4-(trifluoroMethyl)phenyl]-ethanone2-???-2-YL-1-[4-(????????)??]???283597-72-8C18H12F3NO
(Phenylhydrazono)malononitrile??????????????306-18-3C9H6N4
Methyl 2-N-Boc-2-aminomethyl-3-(3-bromo-phenyl)-propionate??2-N-BOC-2-?????-3-(3-???-??)-???????886366-58-1C16H22BrNO4
(4-Methoxyphenyl)(4-methylphenyl)methanamine(4-?????)(4-????)????161110-74-3C15H17NO
Ethyl 2-nitrobuytrate??2-????????2531-81-9C6H11NO4
4-Methylsulfonylphenylhydrazine hydrochloride877-66-7C7H10N2O2S
3-(DibutylaMino)-1-propanol3-(??????)-1-????2050-51-3C11H25NO
2,6-Diphenylpyridine, 98%2,6-??????3558-69-8C17H13N
6-Acetyl-7-methylpyrazolo[1,5-a]pyrimidine-3-carbonitrile6-ACETYL-7-METHYLPYRAZOLO[1,5-A]????-3-?????83702-52-7C10H8N4O
Benzyl Butyl Ether588-67-0C11H16O
2,2'-Oxybis(ethylaMine) Dihydrochloride60792-79-2C4H14Cl2N2O
2-benzyltetrahydro-1H-isoindole-1,3,5(2H,4H)-trione(SALTDATA: FREE)22931-53-9C15H15NO3
Methyl 1-chloroisoquinoline-3-carboxylate??1-????????-3-???????349552-70-1C11H8ClNO2
3-Aminophthalimide, 99%2518-24-3C8H6N2O2
3-n-Butylthiophene, 98%34722-01-5C8H12S
Boc-(4-aminomethylphenyl)acetic acid, 98%4-BOC-???????????71420-92-3C14H19NO4
Alpha-MSH (free acid)??-MSH10466-28-1C77H108N20O20S
Methyl 3-methyl-5-(5-methylisoxazol-3-yl)-1H-pyrazole-4-carboxylate175277-16-4C10H11N3O3
3-Nonylthiophene65016-63-9C13H22S
(N-Hexyl)trimethylammonium bromide, 98%(N-??)????????????2650-53-5C9H22BrN
N-Ethoxycarbonyl-3-nitro-p-toluidineN-ETHOXYCARBONYL-3-NITRO-P-????16648-53-6C10H12N2O4
3-cyanobenzohydrazide(SALTDATA: FREE)???,3-???-,?????(9CI)19731-01-2C8H7N3O
propoxyacetic acid(SALTDATA: FREE)????????54497-00-6C5H10O3
3-(4-Morpholine)propyl bromide3-?????????????125422-83-5C7H14BrNO
2,6-Bis[1-(2-methylphenylimino)ethyl]pyridine, 98%210537-32-9C23H23N3
3-Methylcatechol488-17-5C7H8O2
N-[(4-ethylphenyl)sulfonyl]glycine(SALTDATA: FREE)N-((4-????)???)???670255-99-9C10H13NO4S
3-piperidin-1-ylbutan-2-ol(SALTDATA: FREE)3-????-1-???-2-?(SALTDATA:FREE)1088238-06-5C9H19NO
3-Hydroxy-2,2,4-triMethylvaleronitrile2,2,4-????-3-????-N-??????59346-56-4C8H15NO
3-Biphenyl-3',5'-difluoro-carboxylic acid177734-83-7C13H8F2O2
Ro 31-8220 Mesylate138489-18-6C25H23N5O2S
tert-Butyl Methyl IMinodicarboxylate????????TERT-????????66389-76-2C7H13NO4
N-(2-Methoxy-pyridin-4-yl)-2,2-dimethyl-propionamideN-(2-???-???-4-?)-2,2-???-???????898561-71-2C11H16N2O2
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