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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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(R)-(-)-5,5'-Bis[di(3,5-di-t-butyl-4-methoxyphenyl)phosphino]-4,4'-bi-1,3-benzodioxole, min. 98% (R)-(-)-DTBM-SEGPHOS566940-03-2C74H100O8P2
2-Chloro-6-methylbenzo[d]thiazole, 97%2-???-6-???????3507-26-4C8H6ClNS
2-chlorothiazole-5-carbaldehyde, 95%2-???-1,3-???-5-??????95453-58-0C4H2ClNOS
(11aR)-(+)-10,11,12,13-Tetrahydrodiindeno[7,1-de:1',7'-fg][1,3,2]dioxaphosphocin-5-phenoxy, min. 98% (R)-ShiP656233-53-3C23H19O3P
3-Chloro-2-hydroxypropanesulfonic acid sodium salt, 95%126-83-0C3H8ClNaO4S
2-Chloro-4-iodopyridine, 99%153034-86-7C5H3ClIN
Citronellol, 95%?????106-22-9C10H20O
Benzyl 2-acetamido-2-deoxy-α-D-glucopyranoside13343-62-9C15H21NO6
Busulfan, 98%???55-98-1C6H14O6S2
3-(2-Hydroxy-1-naphthyl)propanenitrile3-(2-????-1-???)??????14233-73-9C13H11NO
2-N-Boc-3-(3-Methoxy-phenyl)-2-MethylaMinoMethyl-propionic acid2-N-BOC-3-(3-???-??)-2-???????-?????886364-83-6C17H25NO5
(R)-(+)-3-Benzyloxy-1,2-propanediol56552-80-8C10H14O3
3-BroMo-4'-(ethylthio)benzophenone3-???-4'-(????)????844879-52-3C15H13BrOS
2-(BroMoMethyl)phenylboronic Acid (contains varying aMounts of Anhydride)2-??????????91983-14-1C7H8BBrO2
1-[1-(2-phenylethyl)piperidin-3-yl]methanamine(SALTDATA: FREE)725212-69-1C14H22N2
2-(3-BroMophenyl)-2,3-dihydro-1H-naphtho[1,8-de][1,3,2]diazaborine927384-43-8C16H12BBrN2
2,6-Difluoropyridine-3-boronic acid hydrate1072952-27-2C5H6BF2NO3
Fmoc-D-nipecotic acid, 98%(R)-1-FMOC-????-3-?????193693-67-3C21H21NO4
3-Ethylpyrrolidine3-??????7699-52-7C6H13N
Coproporphyrin III dihydrochloride???????III????14643-66-4C36H38N4O8
5-cyclopentyl-1,3,4-thiadiazol-2-amine(SALTDATA: FREE)5-?????-1,3,4-?????-2-??(SALTDATA:FREE)57235-54-8C7H11N3S
Boron(III) phosphate???? ??13308-51-5BO4P
4-Chlorophenyl Phosphorodichloridate [Phosphorylating Agent]????????????????(4-)772-79-2C6H4Cl3O2P
4-Bromo-2-(trifluoromethoxy)iodobenzene 97%175278-12-3C7H3BrF3IO
4-Methyl-2-phenyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3-thiazole, 97%690632-24-7C16H20BNO2S
3-(3-phenyl-1,2,4-oxadiazol-5-yl)propanoic acid(SALTDATA: FREE)3-(3-??-1,2,4-?????-5-?)???????24088-59-3C11H10N2O3
Hexacosane?????630-01-3C26H54
2-(Naphth-1-ylmethylthio)acetic acid 95+%2-(NAPHTH-1-YLMETHYLTHIO)????5254-92-2C13H12O2S
2-Chloro-3-(trifluoromethyl)benzoyl chloride 98%2-???-3-(????????)????????850156-39-7C8H3Cl2F3O
3'-Fluoro-4'-methyl-2,2,2-trifluoroacetophenone845823-06-5C9H6F4O
Dianil Brown 3GN???????3GN3811-71-0C31H22N8Na2O6S
2,6-Octadiyne2,6-????764-73-8C8H10
2-(4-Fluoro-phenoxy)-2-methyl-propionic acid?????587-11-1C10H11FO3
4-Methoxy-3-methylaniline4-???-2-?????136-90-3C8H11NO
2,3-dihydro-1H-inden-1-ylacetic acid(SALTDATA: FREE)1H-??-1-????,2,3-?????-38425-65-9C11H12O2
Thionicotinic Acid??????51087-03-7C6H5NOS
(Methylthio)acetonitrile35120-10-6C3H5NS
3-amino-2-(2-thienylmethyl)-1-propanol(SALTDATA: FREE)3-???-2-(2-?????)-1-????(SALTDATA:FREE)1017371-11-7C8H13NOS
2-(1-methylpiperidin-4-yl)ethanamine(SALTDATA: FREE)2-(1-??????-4-?)????20845-38-9C8H18N2
Nonenylsuccinic anhydride pure28928-97-4C13H20O3
4-(4-methylpiperazin-1-yl)pentanoic acid(SALTDATA: 2HCl 1H2O)4-(4-??????-1-?)???(?????:2HCl1H2O)889939-93-9C10H20N2O2
[(3,5-dimethylbenzyl)thio]acetic acid(SALTDATA: FREE)[(3,5-?????)??]????425607-97-2C11H14O2S
1-(3-Ethoxy-phenyl)-2-methylamino-ethanol1-(3-???-??)-2-?????-???143337-62-6C11H18ClNO2
3-(4-Methoxyphenoxy)benzaldehyde3-(4-??????)??????62373-80-2C14H12O3
4-Bromo-3-methyl-1H-pyrazole, 97%13808-64-5C4H5BrN2
4-Amino-3-iodobenzotrifluoride, 98%163444-17-5C7H5F3IN
4-Acetoxybiphenyl, 98%148-86-7C14H12O2
BOC-L-Glutamic acid 5-benzylester dicyclohexylamine salt, 99.5+%13574-84-0C29H46N2O6
Piperazine-1-carboxylic acid amide????-1-??????5623-95-0C5H11N3O
3-[4-[(4-Chlorophenyl)thio]-3-nitrophenyl]acrylic acid, 97%3-[4-[(4-?????)??]-3-?????]????175278-52-1C15H10ClNO4S
1-Boc-3-piperidinecarboxaldehyde, 97%1-BOC-3-????????????118156-93-7C11H19NO3
Diethyl (4-Isopropylbenzyl)phosphonate1-(?????????)-4-???????77237-55-9C14H23O3P
N-(4-Aminophenyl)-4,6-dimethyl-2-pyrimidinamine81261-93-0C12H14N4
4-Acetamido-3-aminopyridine, 97%145255-15-8C7H9N3O
3,5-Dinitro-4-hydroxyphenylacetic acid3,5-????-4-???????????10463-37-3C8H6N2O7
Probucol23288-49-5C31H48O2S2
(cis-racemic)-tert-Butyl hexahydropyrrolo-[3,4-c]pyrrole-2(1H)-carboxylatecis-2-Boc-?????????[3,4-c]??250275-15-1C11H20N2O2
2-benzyl-5-chloro-2,4-dihydro-3H-1,2,4-triazol-3-one(SALTDATA: FREE)22354-89-8C9H8ClN3O
TriphenylantiMony Diacetate1538-62-1C22H21O4Sb
1-BroMoanthraquinone632-83-7C14H7BrO2
4,4'-DinitrodiphenylMethane1817-74-9C13H10N2O4
4-[(2-Chloro-4-methylphenyl)carbamoyl]benzeneboronic acid 98%4-(2-CHLORO-4-????????)?????913835-39-9C14H13BClNO3
p-Nitophenyl 4-O-(2,3,4,6-Tetra-O-acetyl-β-D-galactopyranosyl)- 2,3,6-tri-O-acetyl-β-D-glucopyranoside84034-75-3C32H39NO20
4-bromo-6-fluoro-1,3-benzothiazol-2-amine(SALTDATA: FREE)2-???-4-???-6-?????????383131-15-5C7H4BrFN2S
1-(Cyclopropylcarbonyl)-piperazine, 98%59878-57-8C8H14N2O
2-(4-Fluorophenyl)-1H-indole-3-carbaldehyde, 97%70093-12-8C15H10FNO
2,7-Dibromonaphthalene, 98%58556-75-5C10H6Br2
2-Fluoro-5-(trifluoromethyl)phenyl isocyanate, 97%69922-27-6C8H3F4NO
Fe(III) Meso-Tetra(4-sulfonatophenyl)porphine chloride (acid forM)90384-82-0C44H25ClFeN4O12S4(-3)
Thioxanthen-9-one????-9-?492-22-8C13H8OS
1-(3-Iodobenzyl)pyrrolidine 97%1-(3-?????)????884507-44-2C11H14IN
3-BroMo-5-(hydroxyMethyl)isoxazole3-???-5-???????????25742-00-1C4H4BrNO2
1,14-Tetradecanediol, 95%1,14-???????19812-64-7C14H30O2
D-Ribose 5-phosphate, disodiuM saltD-???-5-??? ??? ?18265-46-8C5H12NaO8P
8-Chloro-1,2,3,4-tetrahydro-isoquinolinehydrochloride8-???-1,2,3,4-??????-????????61563-33-5C9H11Cl2N
5-Boc-2,5-Diaza-spiro[3.4]octane2,5-??????[3.4]??-5-?????-1,1-?????????1086398-04-0C11H20N2O2
4,4'-Bis(α,α-dimethylbenzyl)diphenylamine, 98%4,4'-??(??, ??-?????)?????10081-67-1C30H31N
5-cyclopentyl-4-ethyl-4H-1,2,4-triazole-3-thiol(SALTDATA: FREE)667412-81-9C9H15N3S
Diethyl (4-{bis-[4-(diethoxy-phosphorylmethyl)-phenyl]-amino}-benzyl)-phosphonate???(4-{BIS-[4-(DIETHOXY-PHOSPHORYLMETHYL)-PHENYL]-AMINO}-BENZYL)-PHOSPHONATE245653-28-5C33H48NO9P3
1-(1-isobutylpyrrolidin-3-yl)-N-methylmethanamine(SALTDATA: FREE)887405-45-0C10H22N2
1-[4-(1H-1,2,4-triazol-1-yl)phenyl]ethanamine(SALTDATA: HCl)848068-69-9C10H12N4
4'-Methylsulfanyl-biphenyl-4-carbaldehyde4'-?????-???-4-??????221018-02-6C14H12OS
2,4-Dimethoxy-4'-fluorochalcone, 97%2,4-?????-4'-??????,97336101-27-0C17H15FO3
2-{[6-(1H-pyrazol-1-yl)-4-pyrimidinyl]amino}ethanol(SALTDATA: FREE)415699-68-2C9H11N5O
(2E)-2-cyano-N-cyclohexyl-3-(4-hydroxyphenyl)acrylamide(SALTDATA: FREE)351894-04-7C16H18N2O2
N-(3-amino-4-methylphenyl)cyclopentanecarboxamide(SALTDATA: FREE)N-(3-???-4-????)???????????946690-42-2C13H18N2O
1-ethyl-1H-1,2,3-triazol-4-amine(SALTDATA: HCl)802915-18-0C4H8N4
4-chloro-2-methyl-6-propylpyrimidine(SALTDATA: FREE)4-???-2-??-6-???????89967-20-4C8H11ClN2
2,3-Dicyano-1,4-dihydroxy-5-nitronaphthalene2,3-DICYANO-1,4-DIHYDROXY-5-???????4655-62-3C12H5N3O4
p-Tolyl-acetyl chlorideP-??-????????35675-44-6C9H9ClO
2,3,4,6-Tetra-O-benzoyl-D-Mannopyranose2,3,4,6-???-?-??-D-??????113544-59-5C34H28O10
3-Butoxy-benzoic acid hydrazide3-???-??????350997-57-8C11H16N2O2
2-Cyclobutyl-2-hydroxy-2-phenylacetic acid2-??????-2-?????-2-??????1460-47-5C12H14O3
2,6-diphenyltetrahydro-4H-thiopyran-4-one(SALTDATA: FREE)2,6-???-??????-????-4-?37014-01-0C17H16OS
2-(2-furyl)-5-pyrimidinecarbaldehyde(SALTDATA: FREE)959240-19-8C9H6N2O2
4-methyl-5-{[3-(trifluoromethyl)phenoxy]methyl}-4H-1,2,4-triazole-3-thiol(SALTDATA: FREE)724749-07-9C11H10F3N3OS
Benzyl-(4-chlorobenzyl)amine??-(4-???-??)-??13541-00-9C14H14ClN
2-(2-Chloro-3-pyridinyl)-1H-1,3-benzimidazole143426-40-8C12H8ClN3
2,3-Diphenyl-5-(p-tolyl)tetrazolium Chloride10557-48-9C20H17ClN4
3-Fluoro-4-(trifluoromethyl)cinnamic acid3-FLUORO-4-(????????)CINNAMICACID231291-13-7C10H6F4O2
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