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

?? ?:J & K SCIENTIFIC LTD.
??:-18210857532
???:jkinfo@jkchemical.com
??:China
URL: https://www.jkchemical.com
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2,3,4,5-Tetrafluorobenzonitrile, 97%16582-93-7C7HF4N
2,4-Dichlorobenzonitrile, 98%6574-98-7C7H3Cl2N
2-Benzyloxyphenylboronic acid, 98%190661-29-1C13H13BO3
1-Benzyl-piperidine-4-carboxylic acid ethyl ester, 98%??1-??????-4-???????24228-40-8C15H21NO2
5-Methyl-4-phenyl-2,4-dihydro-3H-1,2,4-triazol-3-one1010-54-4C9H9N3O
Fmoc-D-leucine, 98%114360-54-2C21H23NO4
5-Iodovanillin, 97%5438-36-8C8H7IO3
R-1-Boc-3-(hydroxymethyl)piperidine, 98%(R)-1-Boc-3-(??????)????140695-85-8C11H21NO3
Diethylphosphatoethyltriethoxysilane, 92%757-44-8C12H29O6PSi
(S)-(-)-2-Methyl-1-butanol, 98%??(??-2-)-1???1565-80-6C5H12O
3-Bromo-5-methoxy-4-propoxybenzonitrile3-???-5-???-4-?????????515848-04-1C11H12BrNO2
2-Nitrophenol SodiuM Salt824-39-5C6H6NNaO3
4,5-Diphenyl-2-imidazolethiol, 97%2349-58-8C15H12N2S
2-(2-Methyl-1H-imidazol-1-yl)benzonitrile , 97%2-(2-??-1H-????-1-?)?????892502-27-1C11H9N3
Triethyl Orthovalerate???-?-????????????919-29-9C11H24O3
Methyl 3-(2-chloro-6-fluorophenyl)-5-methyl-4-isoxazolecarboxylate4415-09-2C12H9ClFNO3
1-[5-(3-chlorophenyl)-2-furyl]methanamine(SALTDATA: FREE)1-[5-(3-?????)-2-??]????(?????:??)1017414-86-6C11H10ClNO
2,4-Bis(chloroMethyl)-1,3,5-triMethylbenzene1585-17-7C11H14Cl2
Ethyl 3-ethoxyacrylate, 98%3-?????????????1001-26-9C7H12O3
3-Bromo-4-fluoroiodobenzene2-BROMO-1-FLUORO-4-??????811842-30-5C6H3BrFI
1-Phenyl-3-pyrazolidinone, 98%1-??-3-?????92-43-3C9H10N2O
(S)-1-N-Boc-3-Cyano-piperidine(S)-1-N-Boc-3-???????915226-39-0C11H18N2O2
Chlorophenylmethyldichlorosilane Mixed isomers25898-35-5C7H7Cl3Si
2,2,4-trimethyl-1,2,3,4-tetrahydro-8-quinolinol(SALTDATA: FREE)2,2,4-????-1,2,3,4-???????-???-8-OL61855-47-8C12H17NO
4,6-Dichloro-1H-pyrazolo[3,4-d]pyrimidine, 97%42754-96-1C5H2Cl2N4
4-tert-Butyl-2-hydroxybenzaldehyde4-tert-?????????66232-34-6C11H14O2
5-Chloro-3-methylbenzothiophene, 97%19404-18-3C9H7ClS
2,4-Dichloro-5-iodopyrimidine, 98%13544-44-0C4HCl2IN2
2-Butyl-5-chloro-1H-imidazole-4-carbaldehyde, 99%83857-96-9C8H11ClN2O
tert-Butyl 4-(4-cyanophenyl)tetrahydro-1(2H)-pyrazinecarboxylate, 97%TERT-??4-(4-?????)???????-1(2H)-?????????186650-98-6C16H21N3O2
2-(1-Hydroxyethyl)-6-Methoxynaphthalene77301-42-9C13H14O2
2,3,4-Trifluorobenzyl alcohol144284-24-2C7H5F3O
8-(Chloromethyl)-6-fluoro-4H-1,3-benzodioxine , 97%8-(?????)-6-????-4H-1,3-?????131728-94-4C9H8ClFO2
2,5-Dichlorofluorobenzene2,5-??????????348-59-4C6H3Cl2F
Acid Violet 49???? NO.11694-09-3C39H42N3NaO6S2
4-Methyl-2-(trifluoromethyl)benzoic acid4-METHYL-2-(TRIFLUOROMETHYL)???120985-64-0C9H7F3O2
N-(4-Chlorophenyl)forMaMideN-(4-?????)?????2617-79-0C7H6ClNO
1H,1H,2H,2H-Perfluorodecyltrichlorosilane, 96%78560-44-8C10H4Cl3F17Si
5,6-Dimethylthieno[2,3-d]pyrimidin-4(3H)-one, 97%5,6-??????[2,3-D]????-4(3H)-ONE18593-44-7C8H8N2OS
(2,2-Dichloro-1,1-difluoroethyl) Methyl ether??????76-38-0C3H4Cl2F2O
N-(5-Amino-2-methoxy-phenyl)-2-piperidin-1-yl-acetamideN-(5-???-2-???-??)-2-????-1-YL-??????436090-50-5C14H21N3O2
7-Thiophen-2-yl-pyrazolo[1,5- a ]pyrimidine-3-carboxylic acid7-(2-???)????[1,5-a]????-3-?????(SALTDATA:FREE)676247-93-1C11H7N3O2S
ChloroMethyl Thiocyanate3268-79-9C2H2ClNS
2-[3-(diMethylaMino)propoxy]benzaldehyde hydrochloride (SALTDATA: HCl)2-(3-??????-????)-??????10429-30-8C12H17NO2
1-(1,3-Benzodioxol-5-yl)-2-bromoethan-1-one , 97%40288-65-1C9H7BrO3
4-(4-AMinophenyl)thioMorpholine 1,1-Dioxide4-(4-?????)??????1,1-?????105297-10-7C10H14N2O2S
Trimethylstannyldimethylvinylsilane??????????????,90214279-37-5C7H18SiSn
Ethyl 6-chloropyridine-3-carboxylate, 98%49608-01-7C8H8ClNO2
4-Fluorobezotrifluoride?????????????402-44-8C7H4F4
5-Azacytidine, 99%?????320-67-2C8H12N4O5
Nonamethyltrisilazane, 98%1586-73-8C9H27NSi3
4-allyl-5-cyclopentyl-4H-1,2,4-triazole-3-thiol(SALTDATA: FREE)667412-80-8C10H15N3S
Ethyl 3-(tert-butyl)-1-(4-fluorobenzyl)-1H-pyrazole-5-carboxylate 97%306936-98-1C17H21FN2O2
6,7-dimethoxy-1,4-dihydro-3(2H)-isoquinolinone(SALTDATA: FREE)6,7-????-1,4-?????-3(2H)-??????(?????:??)21763-07-5C11H13NO3
2-Cyano-3-fluoropyridine, 98%2-???-3-???????97509-75-6C6H3FN2
Sodium chlorodifluoroacetate, 96%?? ?????????????1895-39-2C2HClF2O2.Na
1,1'-Difluoro-2,2'-bipyridiniuM Bis(tetrafluoroborate)178439-26-4C10H8BF6N2+
2-(benzyloxy)-5-chlorobenzaldehyde(SALTDATA: FREE)2-(????)-5-????????38544-16-0C14H11ClO2
2-(3-Pyrazin-2-yl-1,2,4-oxadiazol-5-yl)ethanohydrazide, 97%175203-77-7C8H8N6O2
2-Benzyloxybenzaldehyde, 98%2-??????????5896-17-3C14H12O2
2,3-Dibromothiophene, 98%???????(2.3-)3140-93-0C4H2Br2S
Manganese(IV) oxide, activated??? ??1313-13-9MnO2
Ethyl 3-ethoxypropionate, 99%, stabilized??????????????763-69-9C7H14O3
Cadmium sulfate, 8/3-hydrate, ACS reagent??? ??? ?????7790-84-3CdH4O5S
Acetic acid-d4, 99.5 atom%D??? ?, 99.5 ?? % D1186-52-3C2D4O2
Morpholine-4-carbothioamide, 97%????-4-????????14294-10-1C5H10N2OS
5-Aminoethyl-6-fluoro-benzo[1,3]dioxole2-(6-FLUORO-BENZO[1,3]DIOXOL-5-YL)-????743430-91-3C9H10FNO2
(2-morpholin-4-yl-2-pyridin-3-ylethyl)amine(SALTDATA: FREE)2-????-4-YL-2-(3-???)????410544-52-4C11H17N3O
Ethyl 1,3-benzothiazole-2-carboxylate, 97%??1,3-?????-2-???????32137-76-1C10H9NO2S
4-(Bromomethyl)phenylboronic acid, 98%68162-47-0C7H8BBrO2
1,7-Heptanediol, 95%629-30-1C7H16O2
6-(tert-Butylsulfonyl)-2-methylpyrazolo[1,5-a]pyrimidin-7-amine , 97%6-(TERT-?????)-2-??????[1,5-A]????-7-??519056-49-6C11H16N4O2S
(1-phenylcyclopropyl)amine(SALTDATA: 0.85HCl 0.3H2O)41049-53-0C9H11N
(1-Methyl-1H-benzoimidazol-2-ylsulfanyl)-acetic acid(1-METHYL-1H-BENZOIMIDAZOL-2-YLSULFANYL)-????159222-24-9C10H10N2O2S
5-Chloro-2-(trifluoromethyl)benzyl bromide5-???-2-(????????)???????261763-24-0C8H5BrClF3
3-Hydroxyphenyl Benzoate????? ???????136-36-7C13H10O3
3-(Aminomethyl)furan3-??????4543-47-9C5H7NO
N-Methylhydroxylamine hydrochloride, 98%N-???????? ?????4229-44-1CH6ClNO
2,3-Dibromo-3-phenylpropiophenone, 98%2,3-????-3-????????611-91-6C15H12Br2O
2-Cyano-N-(3,4-dichlorophenyl)acetamide2-???-N-(3,4-??????)??????15386-80-8C9H6Cl2N2O
Oxetan-3-one, 95%6704-31-0C3H4O2
Methyl 2-pyrrolecarboxylate, 98%??1H-??-2-???????1193-62-0C6H7NO2
[2-(2-Azidoethoxy)ethoxy]ethyl 2,3,4,6-tetra-O-acetyl-D-galactopyranoside381716-33-2C20H31N3O12
3-Cyano-2-fluoropyridine, 98%3939-13-7C6H3FN2
1-BroMo-3,5-diMethyladaMantane1-???-3,5-???????941-37-7C12H19Br
D-(+)-TaloseD-???2595-98-4C6H12O6
2'-Amino-5'-morpholin-4-ylacetophenone1-(2-???-5-???????)-1-???98440-50-7C12H16N2O2
4-Chloro-3-fluorobenzyl chloride3-????-4-??????????160658-68-4C7H5Cl2F
1-Boc-3-vinyl-piperidine3-??-????-1-?????tert-??????146667-87-0C12H21NO2
4-[(2-isopropyl-6-methylphenyl)amino]-4-oxobutanoic acid(SALTDATA: FREE)904797-70-2C14H19NO3
Benzoyl Fluoride????????455-32-3C7H5FO
2,6-Difluoro-4-methoxybenzonitrile123843-66-3C8H5F2NO
2-(2-Bromoethyl)-1,3-dioxolane, 96%2-?????-2-??-1,3-????18742-02-4C5H9BrO2
2-[(Pyridin-2-ylmethyl)-amino]-ethanol2-[(???-2-???)???]???6636-71-1C8H12N2O
3-(2-ethyl-1H-imidazol-1-yl)propanoic acid(SALTDATA: 1.4H2O)3-(2-??-????-1-?)-?????856437-78-0C8H12N2O2
1,3-Dimethoxy-2-(methylthio)benzene1,3-????-2-(????)??33617-67-3C9H12O2S
2-Thien-2-ylpiperazine2-???-2-YL-????85803-49-2C8H12N2S
N-(3-thienylmethyl)-2-butanamine(SALTDATA: HCl)892592-86-8C9H15NS
3-(4-Bromophenyl)-5-methyl-4-phenylisothiazole3-(4-???-??)-5-??-4-??-?????679785-55-8C16H12BrNS
Lithium iodide, anhydrous, min. 98%????? ??(???? ??)10377-51-2ILi
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