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

?? ?:J & K SCIENTIFIC LTD.
??:-18210857532
???:jkinfo@jkchemical.com
??:China
URL: https://www.jkchemical.com
? ?? ?:96815

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Nitronium tetrafluoroborate, min. 97%13826-86-3BF4H2NO2
1-(10,12-Pentacosadiynyl)pyridiniuM BroMide1-(10,12-??????)?????????94598-31-9C30H48BrN
Ethyl cis-4,7,10,13,16,19-Docosahexaenoate84494-72-4C24H36O2
2-Iodo-3-methylbenzoic acid, 97%108078-14-4C8H7IO2
1,3-Dimethyl-2-(2-thienyl)imidazolidine, 97%1,3-????-2-(2-???)??????104208-13-1C9H14N2S
6-Bromo-2-(4-isopropoxy-phenyl)-quinoline-4-carboxylic acid351001-10-0C19H16BrNO3
4-tert-Butylcyclohexanecarboxylic Acid (cis- and trans- Mixture)5451-55-8C11H20O2
4-methyl-5-(1-phenoxyethyl)-4H-1,2,4-triazole-3-thiol(SALTDATA: FREE)669750-24-7C11H13N3OS
Diisopropyl cyanomethylphosphonate, 97%?????????????????,9758264-04-3C8H16NO3P
4-chloro-2-methoxypyrimidine, 95%51421-99-9C5H5ClN2O
1-(Triethoxysilyl)-2-(diethoxymethylsilyl)-ethane18418-54-7C13H32O5Si2
2-Chloro-6-fluorobenzyl bromide, 98%68220-26-8C7H5BrClF
5-Methoxy-pyrrolo[2,3-b]pyridine-1-carboxylic acid tert-butyl ester5-???-???[2,3-B]???-1-????????-??????928653-83-2C13H16N2O3
[2-(4-Fluoro-phenyl)-ethyl]-(4-methoxy-benzyl)-amine[2-(4-????-??)-??]-(4-???-??)-??436099-73-9C16H18FNO
(S)-3-Boc-amino-butylamine hydrochloride(S)-3-BOC-???-????176982-57-3C9H20N2O2
Meso-1,4-Dichloro-2,3-butanediol7268-35-1C4H8Cl2O2
(4-{[2-(2-pyridinyl)ethyl]thio}phenyl)amine(SALTDATA: FREE)136401-56-4C13H14N2S
Iron(III) citrate hydrate, 98%334024-15-6C6H10FeO8
1-(3-Hydroxypropyl)piperazine, 98%5317-32-8C7H16N2O
3-Acetoxyindole, 96%608-08-2C10H9NO2
Catalyst 1, 95%Bis(adamant-1-yl) (? ?) phosphine321921-71-5C24H39P
Chloro(cyclopentadienyl)(triphenylphosphine)nickel(II), 97%31904-79-7C23H20ClNiP5*
Diethyl 4-bromopyridine-2,6-dicarboxylate, 97%112776-83-7C11H12BrNO4
methyl 2-methyl-L-prolinate(SALTDATA: HCl)L-???,2-??-,??????(9CI)109837-32-3C7H13NO2
α-Fluorophenylacetic acid1578-63-8C8H7FO2
4-Methylpiperazinoamine dihydrochloride monohydrate , 97%1-???-4-??????????????40675-60-3C5H14ClN3
Pheophorbide a??????A15664-29-6C35H36N4O5
6-bromo-4-methoxyquinazoline(SALTDATA: FREE)915924-79-7C9H7BrN2O
2-Aminomethylazetidine2-????????103550-76-1C4H10N2
1-Piperidineethanol???????3040-44-6C7H15NO
4-Chlorobenzotrichloride, 99%p-????????????5216-25-1C7H4Cl4
8-Azahypoxanthine8-???????2683-90-1C4H3N5O
3-AcetaMidopyrrolidine3-?????????79286-74-1C6H12N2O
Benzyl (2,2,2-trifluoro-1-trifluoromethyl-ethylidene)-carbamate??(2,2,2-TRIFLUORO-1-TRIFLUOROMETHYL-ETHYLIDENE)-??????128229-95-8C11H7F6NO2
4-AMino-3,5-dichloro-2,6-difluoropyridine3,5-?????-2,6-?????????-4-??2840-00-8C5H2Cl2F2N2
3-(3-Bromophenyl)-1H-pyrazole , 97%5-(3-???-??)-1H-???149739-65-1C9H7BrN2
methyl 2-amino-4-(2-chlorophenyl)thiophene-3-carboxylate(SALTDATA: FREE)2-???-4-(2-???-??)-???-3-???????????350997-11-4C12H10ClNO2S
3-Hydroxypropionitrile, 98%?????????109-78-4C3H5NO
5-Bromo-2-furaldehyde, 98%5-???-2-??????1899-24-7C5H3BrO2
Boc-Glutaminol133565-42-1C10H20N2O4
4-(Trifluoromethoxy)benzyl mercaptan175278-03-2C8H7F3OS
2-Chloro-6-fluoro-3-Methylbenzyl alcohol2-???-6-????-3-??????261762-83-8C8H8ClFO
4-Isocyanato-5-methyl-1-phenyl-1H-pyrazole 97%4-??????-5-??-1-??-1H-???799283-97-9C11H9N3O
6-bromopyrazolo[1,5-a]pyrimidine-2-carboxylic acid(SALTDATA: FREE)300717-72-0C7H4BrN3O2
2-(1H-imidazol-1-yl)propanohydrazide(SALTDATA: 2HCl)2-(1H-????-1-?)?????????(?????:2HCl)1256642-95-1C6H10N4O
3-(4-Cyanophenyl)acrylic acid18664-39-6C10H7NO2
1-MethylpyridiniuM-2-aldoxiMe Chloride????? ???51-15-0C7H9ClN2O
2-(Benzothiazol-2-ylamino)-4-methylsulfanyl-butyric acid436810-97-8C12H14N2O2S2
3,3,3-Trifluoro-DL-alanine17463-43-3C3H4F3NO2
N-Methyl-(7-bromo-2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)methylamine, 97%886851-54-3C8H10BrNO2S
2-amino-5-bromopyridine-4-carboxylic acid, 95%1000339-23-0C6H5BrN2O2
(-)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)benzene(1,5-cyclooctadiene)rhodium(I) tetrafluoroborate, 98+% (R,R)-Me-DUPHOS-Rh(-)-1,2-??[(2R,5R)-????????]??(???????)??(I)???????????210057-23-1C26H40BF4P2Rh4*
Lithium tetrachlorocuprate, 0.1M in THF15489-27-7Cl4CuLi-
2-Chloro-6-methylquinoline-3-carboxaldehyde73568-27-1C11H8ClNO
Acetic acid, ammonium salt-d7, 99 atom % D??? ?????-d7194787-05-8C2H7NO2
Ethyl 3-BroMoindole-2-carboxylate??3-?????-2-???????91348-45-7C11H10BrNO2
1-(2-hydroxyethyl)-3-piperidinecarboxylic acid(SALTDATA: FREE)3-?????????,1-(2-??????)-856213-49-5C8H15NO3
1,4-diazaspiro[5.5]undecan-5-one(SALTDATA: FREE)1,4-??????[5.5]???-5-?(?????:??)86047-86-1C9H16N2O
1-(4-methylbenzyl)-5-oxopyrrolidine-3-carboxylic acid(SALTDATA: FREE)1-(4-??-??)-5-??-????-3-?????96449-91-1C13H15NO3
Tin(IV) phthalocyanine dichloride18253-54-8C32H16Cl2N8Sn
Phenyl 1-Thio-β-D-galactoside??1-??-??-D-?????????16758-34-2C12H16O5S
(2E)-3-(3-bromo-5-ethoxy-4-methoxyphenyl)acrylic acid(SALTDATA: FREE)423736-20-3C12H13BrO4
5-Oxo-1-(2,4,6-trimethyl-phenyl)-pyrrolidine-3-carboxylic acid5-OXO-1-(2,4,6-????-??)-????-3-?????63675-25-2C14H17NO3
2-Fluorobiphenyl, 98%2-????????321-60-8C12H9F
N-Hydroxy-5-norbornene-2,3-dicarboximide, 98%21715-90-2C9H9NO3
Methylenediphosphonic acid, 97%????????1984-15-2CH6O6P2
Ethyl 4-piperidone-3-carboxylate hydrochloride, 98%??4-????-3-?????????4644-61-5C8H14ClNO3
n-Nonadecane, 99.5%?????629-92-5C19H40
2,3-Diamino-6-chloropyridine, 97%40851-95-4C5H6ClN3
4-Phenyltetrahydropyran-4-carbonyl chloride , 95%4-??????????-4-?????????100119-45-7C12H13ClO2
4-[3-(Dimethylamino)prop-1-ynyl]benzaldehyde oxime, 97%209919-81-3C12H14N2O
2,3-Dichloro-6-Methylquinoxaline2,3-????-6-??????39267-05-5C9H6Cl2N2
2,3,5,6-Tetrafluorobenzeneboronic acid511295-01-5C6H3BF4O2
5-Chloro-2,3-pyridinediol53233-89-9C5H4ClNO2
1-(4-Bromophenyl)-cyclopropane carboxylic acid1-(4-?????)???????????345965-52-8C10H9BrO2
2,5-Dibromo-3-nitropyridine15862-37-0C5H2Br2N2O2
N,N'-Di-p-tolylbenzidineN,N'-?-(4-??-??)-???10311-61-2C26H24N2
tert-Butyl 3-formylbenzylcarbamate, 90%tert-??3-??????????170853-04-0C13H17NO3
3-Cyano-5-fluorobenzeneboronic acid???,(3-???-5-??????)-(9CI)304858-67-1C7H5BFNO2
(5-Chloro-1-methyl-3-phenyl-1H-pyrazol-4-yl)-methanol321538-17-4C11H11ClN2O
N-[3-Aminomethyl)phenyl]acetamide hydrochlorideN-[3-(?????)??]?????????238428-27-8C9H13ClN2O
Cyclohexanecarboxaldehyde, 98%2043-61-0C7H12O
Crocin, from gardenia fruits???42553-65-1C44H64O24
(R,S)-MCPG146669-29-6C10H11NO4
1-(1-cyclopentylpyrrolidin-3-yl)methanamine(SALTDATA: 2HCl)1-(1-??????????-3-?)????(SALTDATA:2HCl)933714-21-7C10H20N2
Dodecyl-β-D-maltopyranoside, 98%69227-93-6C24H46O11
N-ChloroacetanilideN-???????579-11-3C8H8ClNO
4-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine, 97%23000-43-3C6H5ClN4
N-Benzyl-4-hydroxypiperidine, 98%4727-72-4C12H17NO
2-(4-Fluorophenylthio)acetonitrile 97%18527-21-4C8H6FNS
4-methylpiperazine-2-carboxylic acid(SALTDATA: 2HCl H2O)4-??????-2-?????721876-16-0C6H12N2O2
Luminol, 98%???521-31-3C8H7N3O2
BenzyldiisopropylaMine??????????34636-09-4C13H21N
N-Methyl-1-phenylmethanamine hydrochlorideXNUMX???????,????(????????)??,???61789-73-9C8H12ClN
4-sec-butoxy-3-chloro-5-methoxybenzaldehyde(SALTDATA: FREE)872183-59-0C12H15ClO3
Flavanone487-26-3C15H12O2
3-(2,6-Dichlorophenyl)-5-Methylisoxazole-4-carbonyl chloride3-(2,6-??????)-5-??????-4-?????????4462-55-9C11H6Cl3NO2
4-Fluorobenzylamine, 99%???????140-75-0C7H8FN
2-(4-Fluorophenyl)piperazine65709-33-3C10H13FN2
2,2-Dimethyl-1-propylamine sulphate 97%2,2-???-1-?????????68306-49-0C5H15NO4S
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