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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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L-(+)-Prolinol, 98%L-????23356-96-9C5H11NO
2-Chloroethyl isocyanate, 98%??????????(2)1943-83-5C3H4ClNO
2-Methylimidazo[1,2-a]pyridine-3-carboxylic acid, 97%2-??????[1,2-A]???-3-?????21801-79-6C9H8N2O2
2,7-Dicyanonaphthalene2,7-???????????39718-11-1C12H6N2
4-Chlorobenzhydryl chloride, 99%134-83-8C13H10Cl2
3-Methyl-2-thiophenecarboxylic acid, 98%23806-24-8C6H6O2S
Methyl 2-acetamidobenzoate, 96%??2-???????????2719-08-6C10H11NO3
(S)-(+)-1-Methyl-3-hydroxypyrrolidine, 98%(S)-(+)-1-??-3-?????104641-59-0C5H11NO
(4-Pyridylthio)acetic acid, 98%(4-?????)????10351-19-6C7H7NO2S
2-Amino-3-benzyloxypyridine, 99%2-???-3-???????24016-03-3C12H12N2O
1,6-Divinylperfluorohexane 97%1,6-??????????1800-91-5C10H6F12
N-Cbz-O-tert-butyl-L-serine, 98%1676-75-1C15H21NO5
1-Pentadecene1-????13360-61-7C15H30
3-Methyl-2-butenyl Benzoate???3-??-2-???????5205-11-8C12H14O2
Ethyl 3,4-dihydroxybenzoate, 97%??????? ?? ????3943-89-3C9H10O4
5-Chloro-2-nitroanisole6627-53-8C7H6ClNO3
Phenyl-β-D-glucuronide, 98%17685-05-1C12H14O7
3-Bromophenylacetonitrile, 99%31938-07-5C8H6BrN
3-Bromo-2-methylbenzoic acid, 97%76006-33-2C8H7BrO2
3,5-Dinitrobenzotrifluoride, 98%3,5-?????????????401-99-0C7H3F3N2O4
N-Phenylpiperazine, 98%1-??????92-54-6C10H14N2
Oxalacetic acid, 98%??????328-42-7C4H4O5
5-Bromo-2-Hydroxypyrimidine, 95%38353-06-9C4H3BrN2O
Cyclobutanone, 98%???????1191-95-3C4H6O
2-Chloro-5-methylbenzoic acid, 98%6342-60-5C8H7ClO2
Vinyl Crotonate (stabilized with MEHQ)??????????14861-06-4C6H8O2
2-Hydroxybenzothiazole, 98%2-?????????934-34-9C7H5NOS
1-(3-DiMethylaMinophenyl)ethanol3-??????????????5339-01-5C10H15NO
Palatinose hydrate, 98%13718-94-0C12H22O11
4-Butylbiphenyl4-??-1,1'-???37909-95-8C16H18
Bis(i-propylcyclopentadienyl)hafnium dichloride, min. 98%BIS(ISOPROPYLCYCLOPENTADIENYL)?????????66349-80-2C16H22Cl2Hf10*
1,3-Propanediol, 98%1,3-?????504-63-2C3H8O2
(3S)-(-)-3-AMinopyrrolidine(S)-3-???????128345-57-3C4H10N2
5-Bromobenzofuran, 97%5-???-1-????23145-07-5C8H5BrO
(4R,5R)-(-)-2,2-Dimethyl-α;,α;,α;',α;'-tetra(1-naphthyl)-1,3-dioxolane-4,5-dimethanol, min. 97% (R,R)-1-Nph-TADDOL137536-94-8C47H38O4
2-Chloro-4-iodo-5-(trifluoroMethyl)pyridine505084-55-9C6H2ClF3IN
Black T, indicator????? ?? T1787-61-7C20H12N3NaO7S
5-Chloro-2-hydroxynicotinic acid, 98%38076-80-1C6H4ClNO3
5-Methoxytryptamine hydrochloride, 98%5-??????????66-83-1C11H14N2O
5-(BenzoylaMino)valeric Acid5-(??????)????15647-47-9C12H15NO3
3-(Hydroxymethyl)phenylboronic acid, 98%87199-15-3C7H9BO3
N-(3-AMinopropyl)diethanolaMine3-????????????4985-85-7C7H18N2O2
5-Chloromethyl-1,3-dimethyl-1H-pyrazole, 97%5-(?????)-1,3-???-1H-???852227-86-2C6H9ClN2
Benzotriazol-1-yloxytris(dimethylamino)-phosphonium hexafluorophosphate, 98%56602-33-6C12H22F6N6OP2
Methyl (triphenylphosphoranylidene)acetate, 98%?? (?? ?? ?? ?? ?? ?) ????? (CMMTPP)2605-67-6C21H19O2P
Trimethylene oxide, 98%?????????503-30-0C3H6O
4-BroMo-2,3-difluorophenol144292-32-0C6H3BrF2O
Octafluoronaphthalene, 96%313-72-4C10F8
3-Acetylbenzoic acid, 97%586-42-5C9H8O3
2-Methylcyclopentanone, 95%2-?????????1120-72-5C6H10O
1-Methyl-3-phenylpiperazine, 97%5271-27-2C11H16N2
1-Iodo-3,5-dimethylbenzene, 99%22445-41-6C8H9I
2-Iodobenzophenone, 97%2-???????25187-00-2C13H9IO
2-Chloro-4-methyl-5-nitropyridine, 98%23056-33-9C6H5ClN2O2
(S)-(-)-1-(1-Naphthyl)ethylamine, 99%10420-89-0C12H13N
4-Bromo-2-methylphenol, 98%2362-12-1C7H7BrO
Lithium benzoate, 99+%?????553-54-8C7H5LiO2
Heptafluorobutyric anhydride, 98%336-59-4C8F14O3
L-Leucic acid, 99%13748-90-8C6H12O3
5-Chloro-2-nitrobenzoic acid, 98%2516-95-2C7H4ClNO4
Ethyl (4-fluorobenzoyl)acetate, 95%1999-00-4C11H11FO3
trans-1-Isopropyl-4-methylcyclohexane?????-4-???????1678-82-6C10H20
Heptafluoropropyl 1,2,2,2-tetrafluoroethyl ether 97%?????????1,2,2,2-????????????3330-15-2C5HF11O
alpha,alpha'-Bis(4-Methylbenzyloxy)-p-xylene??,ALPHA'-BIS(4-??????)-P-???136861-46-6C24H26O2
Sodium perfluorooctanoate, 97%335-95-5C8F15NaO2
t-Butylmethylacetylene, min. 98%4,4-???-2-??999-78-0C7H12
Bis-(4-hydroxy-1-naphthyl)phenylmethanol, indicator??-??????6948-88-5C27H20O3
Water Soluble Gold Nanoparticles [AuNP: 5nm (Citrate)]??7440-57-5Au
Potassium iodide, 99+% (ACS)???? ??7681-11-0KI
Zinc bromide, 99.5%, anhydrous?????7699-45-8Br2Zn
4-Chloro-3-fluoroanisole501-29-1C7H6ClFO
Di-tert-butyl dicarbonate, 99%? -Tert- ?? ? ?????24424-99-5C10H18O5
Ursolic acid, 98%????77-52-1C30H48O3
1,1'-Bis(diisopropylphosphino)ferrocene, 98%1,1'-BIS(DIISOPROPYLPHOSPHINO)???97239-80-0C22H36FeP210*
1-Methyl-2-phenylindole, 99%1-??-2-????3558-24-5C15H13N
2,3-Diaminotoluene, 97%2,3-????????2687-25-4C7H10N2
4-(DiMethylaMino)phenylboronic Acid (contains varying aMounts of Anhydride)28611-39-4C8H12BNO2
Heptaethylene Glycol Monododecyl Ether????-73055-97-8C26H54O8
3-Chlorobenzenesulfonyl chloride, 98%2888-06-4C6H4Cl2O2S
1-BroMo-4,6-nonadecadiyne1-???-4,6-??????376591-04-7C19H31Br
3-Bromofuran, 97%3-?????22037-28-1C4H3BrO
1,1-Bis(4-aminophenyl)cyclohexane, 98%1,1-BIS(4-AMINOPHENYL)??????3282-99-3C18H22N2
3-(Trifluoromethyl)benzylamine, 98%3-(????????)????2740-83-2C8H8F3N
Tetrabutylammonium tetrafluoroborate, 99%???????? ???????429-42-5C16H36BF4N
4-Methyl-3-nitroanisole, 98%17484-36-5C8H9NO3
3-(Trifluoromethoxy)benzyl bromide, 97%159689-88-0C8H6BrF3O
(4-ethyl-2-methyl-1,3-thiazol-5-yl)methanol(SALTDATA: FREE)(4-??-2-??-1,3-???-5-?)???(?????:??)1123169-48-1C7H11NOS
4-Fluoro-2-chloroiodobenzene2-???-4-FLUOROIODOBENZENE101335-11-9C6H3ClFI
3-Chlorothiophenol, 97%2037-31-2C6H5ClS
6-Fluoro-4-chromanone, 99%6-????-4-????66892-34-0C9H7FO2
3-Cyano-5-fluorobenzoic acid327056-74-6C8H4FNO2
(1,1-Dioxo-2,3-dihydro-1 H -thiophen-3-ylamino)-acetic acid201990-24-1C6H9NO4S
Potassium bis(oxalato)platinate(II) dihydrate, 99%38685-12-0C4H4K2O10Pt
Mono-2-O-(p-toluenesulfonyl)-gaMMa-cyclodextrin??-2-O-(P-TOLUENESULFONYL)-γ-???????97227-32-2C55H86O42S
Cyclohexylmethylmagnesium bromide, 0.5 M solution in THF, J&KSeal35166-78-0C7H13BrMg
ChloroMethylstyrene (M- and p- Mixture)(stabilized with TBC + ONP + o-Nitrocresol)57458-41-0C9H9Cl
6-(Trifluoromethyl)pyridine-3-amidine hydrochloride221313-11-7C7H7ClF3N3
2-Chlorophenoxyacetic Acid614-61-9C8H7ClO3
3-(Piperidinomethyl)benzoic acid hydrochloride0.5 hydrate , 97%3-(???????)??????0.5???7596-82-9C13H18ClNO2
1-Cyclopropyl-ethylaMine1-???????-????1621-24-5C5H11N
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