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

?? ?:J & K SCIENTIFIC LTD.
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???:jkinfo@jkchemical.com
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URL: www.jkchemical.com
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2-Hydroxy-2-Methylbutyric Acid2-????-2-?????3739-30-8C5H10O3
3-Cyanopropyldiisopropylchlorosilane113641-37-5C10H20ClNSi
2-Bromomethyl-1-methyl-4-nitrobenzene2-?????-1-??-4-???-??98799-27-0C8H8BrNO2
1-(tetrahydro-2H-pyran-2-ylmethyl)azepane-2,5-dione(SALTDATA: FREE)915924-81-1C12H19NO3
1-(4-methylbenzyl)-1H-benzimidazole-2-carbaldehyde(SALTDATA: FREE)1-(4-????)-1H-??????-2-??????537010-30-3C16H14N2O
1-Chloro-8-iodoperfluorooctane 98%1-???-8-IODOPERFLUOROOCTANE16486-98-9C8ClF16I
(2,5-Dimethylphenyl)hydrazine613-85-4C8H12N2
3-Methyl-1H-pyrazol-5-amine3-??-1H-???-5-??113402-89-4C4H7N3
1-(4-Chlorophenyl)piperazine Hydrochloride1-(4-?????)???????13078-12-1C10H14Cl2N2
(5Z)-5-(2-bromo-5-ethoxybenzylidene)-2-imino-1,3-thiazolidin-4-one(SALTDATA: FREE)430464-20-3C12H11BrN2O2S
(+)-proto-Quercitol(+)-???-????488-73-3C6H12O5
(3-methoxy-2,2-dimethylpropyl)amine(SALTDATA: HCl)767264-22-2C6H15NO
N-tert-ButylMethacrylaMide (stabilized with MEHQ)N-tert-?????????6554-73-0C8H15NO
2-Phenylpropylene Oxide2-?????????2085-88-3C9H10O
2,6-Dibromo-3-nitropyridine, 98%55304-80-8C5H2Br2N2O2
2,3-Dibromopropionic acid, 98%2,3-??????? ?600-05-5C3H4Br2O2
(2-Nitrophenyl)-β-D-glucuronide137629-36-8C12H13NO9
Boc-4-(Fmoc-amino)-L-phenylalanine, 99%114346-31-5C29H30N2O6
Ethylene glycol dibutyl ether, 98%??? ???? ???? ???112-48-1C10H22O2
4-Butyl-N-(diphenylphosphino)benzenesulfonamide, min. 97%4-??-N-(???????)???????1025096-61-0C22H24NO2PS
(S)-1-N-Boc-Piperazine-2-carboxylic acid methylester796096-64-5C11H20N2O4
Disperse Diazo Black 3BF?????????3BF6232-57-1C14H16N4O
5-oxo-2,5-dihydro-1H-pyrazole-3-carboxylic acid(SALTDATA: FREE)2,5-????-5-??-1H-???-3-?????37832-55-6C4H4N2O3
1-(4-Nitrobenzyl)-3-p-tolyltriazene [for HPLC Labeling]60259-80-5C14H14N4O2
4,5-Difluoroindole4,5-???????247564-63-2C8H5F2N
5-(ethoxymethyl)-1,3,4-thiadiazol-2-amine(SALTDATA: FREE)5-(?????)-1,3,4-?????-2-??(SALTDATA:FREE)15884-88-5C5H9N3OS
ethyl 3-(1H-indol-3-yl)-3-oxopropanoate(SALTDATA: FREE)3-(1H-INDOL-3-YL)-3-OXO-???????????52816-02-1C13H13NO3
PentaMethylene Sulfide1613-51-0C5H10S
(1,3-benzothiazol-2-ylmethyl)amine(SALTDATA: HCl)42182-65-0C8H8N2S
1-methyl-4,5,6,7-tetrahydro-1H-indazole-3-carboxylic acid(SALTDATA: FREE)1-??-4,5,6,7-??????-1H-???-3-?????(SALTDATA:FREE)32286-99-0C9H12N2O2
Methyl-4-nitro-1-methyl pyrrole-2-carboxylate??-4-???-1-????-2-???????13138-76-6C7H8N2O4
(S)-3-Phenylcyclopentanone(S)-3-???????86505-50-2C11H12O
N-ethyl-2-(1H-pyrazol-1-yl)ethanamine(SALTDATA: FREE)N-??-2-(1H-???-1-?)????340967-02-4C7H13N3
1,2-Bis(chloroacetoxy)ethane6941-69-1C6H8Cl2O4
2-tert-Butyl-2-[2-(4-chlorophenyl)ethyl]oxirane80443-63-6C14H19ClO
Allyl 2,2,2-TrichloroacetiMidateO-ALLYL-2,2,2-??????????????51479-73-3C5H6Cl3NO
2,4-DiMethylaniline-6-sulfonic Acid88-22-2C8H11NO3S
2-Octyl-4-isothiazolin-3-one, 98%2-N-??-4-???????-3-?26530-20-1C11H19NOS
3,5-DibroModithieno[3,2-b:2',3'-d]thiophene3,5-????????[3,2-b:2',3'-d]???502764-54-7C8H2Br2S3
3-Chloro-benzaMidine hydrochloride3-???-???????24095-60-1C7H8Cl2N2
4-Chlorobenzyl mercaptan, 99%???(4-)??????6258-66-8C7H7ClS
Methyl biphenyl-4-carboxylate, 98%720-75-2C14H12O2
N~8~,N~8~-dimethyl-5,8-quinolinediamine(SALTDATA: FREE)N~8~,N~8~-???-5,8-??????(SALTDATA:??)1033693-20-7C11H13N3
3-Fluoro-2-nitrotoluene 99%3-FLUORO-2-??????3013-27-2C7H6FNO2
3,4-Difluoro-N-methylanilineN-??3,5-????????470458-51-6C7H7F2N
(S)-3-tert-Butyl-2,5-piperazinedione, 95%(S)-3-TERT-BUTYL-2,5-??????65050-07-9C8H14N2O2
(R)-1-Benzyl-3-N-Boc-aminomethyl pyrrolidine(R)-1-??-3-N-BOC-?????????852857-09-1C17H26N2O2
4-[3-(3-Nitrophenyl)ureido]benzenesulfonylchloride4-[3-(3-?????)????]??????????677326-86-2C13H10ClN3O5S
(2-methoxyethyl)[(5-methyl-2-thienyl)methyl]amine(SALTDATA: HCl)892570-84-2C9H15NOS
Choline dihydrogencitrate salt, 98%??????????????77-91-8C6H7O7.C5H14NO
(2S,4S)-1-Benzyl-2-methy-4-fluoropyrrolidine-1,2-dicarboxylate72180-14-4C14H16FNO4
4-Amino-3,5-dichloro-2-methylpyridine, 97%4-???-3,5-????-2-?????195045-26-2C6H6Cl2N2
4-tert-Butylbenzophenone 97%4-tert-??????22679-54-5C17H18O
1-[4-(4-fluorophenyl)-1,3-thiazol-2-yl]methanamine(SALTDATA: FREE)643723-43-7C10H9FN2S
3-Chloro-2-methoxyaniline3-???-?-????9751114-68-2C7H8ClNO
1,1-Bis(4-methylpiperid-1-yl)methane1,1'-?????(4-??????)63963-56-4C13H26N2
1-(1,2,3,4-tetrahydronaphthalen-2-yl)piperazine(SALTDATA: FREE)1-(1,2,3,4-??????-????-2-?)-????1900-04-5C14H20N2
4-(3-Fluorophenyl)benzaldehyde4-(3-??????)??????400750-63-2C13H9FO
Kifunensine Diacetonide????????????????????????134234-43-8C14H20N2O6
2-Methyl-4-nitrobenzoic acid, 98%1975-51-5C8H7NO4
3-Amino-5-tert-butyl-2-nitro-thiophene3-???-5-TERT-??-2-???-???1021443-95-7C8H12N2O2S
3-Bromo-a-methylbenzyl alcohol3-???-??-???????52780-14-0C8H9BrO
2-(Thien-3-yl)benzaldehyde2-???-3-YL-??????99902-03-1C11H8OS
DisodiuM Phthalate15968-01-1C8H4Na2O4
2-(4-chloro-3-methyl-1H-pyrazol-1-yl)propanoic acid(SALTDATA: FREE)2-(4-CHLORO-3-METHYL-PYRAZOL-1-YL)-?????1005694-58-5C7H9ClN2O2
3-Iodo-2,6-difluorobenzoic acid2,6-?????-3-??????229178-74-9C7H3F2IO2
2-Chloro-N-(2-chlorophenyl)-2-[2-(2,4-dichlorophenyl)hydrazono]acetamide861322-29-4C14H9Cl4N3O
1-(2,6-dimethylphenyl)-5-oxopyrrolidine-3-carboxylic acid(SALTDATA: FREE)1-(2,6-?????)-5-??????-3-?????63674-48-6C13H15NO3
3-(1H-imidazol-5-yl)-2-(1H-pyrrol-1-yl)propanoic acid(SALTDATA: FREE)1H-????-5-????,??-1H-??-1-?-954584-13-5C10H11N3O2
2-methyl-N-(3-pyridinylmethyl)-2-propanamine(SALTDATA: FREE)N-(tert-??)-N-(???-3-???)??97266-25-6C10H16N2
Benzoylcholine Chloride2964-09-2C12H18ClNO2
3,4,5,6-TetrabroMo-o-cresol3,4,5,6-???-o-???576-55-6C7H4Br4O
2,6-Dimethylnicotinic acid, 97%5860-71-9C8H9NO2
2-Amino-6-chloro-4-(trifluoromethyl)phenol 98%2-???-6-???-4-(????????)??78068-81-2C7H5ClF3NO
5-[4-(diethylamino)phenyl]-4-methyl-4H-1,2,4-triazole-3-thiol(SALTDATA: FREE)669748-04-3C13H18N4S
3-Amino-2-(biphenyl-2-ylamino)benzoic acid3-???-2-(????-2-????)???893613-05-3C19H16N2O2
2-Bromo-5-fluorobenzylamine hydrochloride5-???-2-?????????????????202865-67-6C7H8BrClFN
5-(2-Amino-phenyl)-furan-2-carboxylic acid methylester5-(2-???-??)-??-2-???????????54023-14-2C12H11NO3
Ethyl Propyl Sulfide??N-??????4110-50-3C5H12S
3-Hydroxybenzamidine hydrochloride3-????????????63502-89-6C7H9ClN2O
3-(5-Methyl-furan-2-yl)-phenylamine3-(5-??-??-2-?)-????298220-43-6C11H12ClNO
methyl 6-bromo-2-(4-methoxyphenyl)quinoline-4-carboxylate(SALTDATA: FREE)355432-91-6C18H14BrNO3
N-Ethyl-4-(2-hydroxyethyl)piperazine-1-carboxamide4-(2-??????)-N-??-????-1-???????816456-44-7C9H19N3O2
cis-3-Hexenyl Pyruvate????CIS-3-HEXEN-1-YL????68133-76-6C9H14O3
Fmoc-D-3,3-diphenylalanineFMOC-D-3,3-??????189937-46-0C30H25NO4
5-butyl-1,3,4-thiadiazol-2-amine(SALTDATA: FREE)5-??-1,3,4-?????-2-??14068-54-3C6H11N3S
5-Bromo-2-iodo-3-methoxypyridine5-???-2-???-3-??????944805-60-1C6H5BrINO
4-Chloro-6-(methylthio)-2-phenylpyrimidine-5-carbonitrile4-???-6-(?????)-2-??-5-?????????118996-61-5C12H8ClN3S
(2R,5R)-1-{[(2R,5R)-2,5-Diethylpyrrolidin-1-yl]methylene}-2,5-diethylpyrrolidinium tetrafluoroborate, min. 97%1204324-20-8C17H33BF4N2
1-(aminocarbonyl)proline(SALTDATA: FREE)125411-62-3C6H10N2O3
8-Hydroxy-6-nitroquinoline8-?????-6-??????16727-28-9C9H6N2O3
8-Chloro-1H-1,7-naphthyridin-4-one8-???-1,7-?????-4(1H)-?1018812-91-3C8H5ClN2O
(S)-3-Amino-3-(3'-pyridyl)propionic acid methylester hydrochloride(S)-3-???-3-(3'-???)??????????????198959-36-3C9H13ClN2O2
4-(4-chloro-6-methyl-2-pyrimidinyl)morpholine(SALTDATA: FREE)4-(4-CHLORO-6-METHYL-2-PYRIMIDINYL)????118121-82-7C9H12ClN3O
(Methacryloxymethyl)bis(trimethylsiloxy)methylsilane18166-40-0C12H28O4Si3
3-(1-nitrocyclohexyl)propanoic acid(SALTDATA: FREE)76877-76-4C9H15NO4
4-methyl-3-phenyl-1H-pyrazol-5-amine(SALTDATA: FREE)4-??-5-??-2H-???-3-???890014-38-7C10H11N3
2-Bromophenylthioethanol2-??????????117341-28-3C8H9BrOS
2-(phenylthio)ethanamine(SALTDATA: HCl)??-2-?????????2014-75-7C8H11NS
2,3-dihydro-5-iodoinden-1-one, 95%5-???-1-???511533-38-3C9H7IO
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