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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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(R)-(-)-1,2-Propanediol, 99%R-(-)-???? ????4254-14-2C3H8O2
4-(Aminosulphonyl)benzeneboronic acid, 97%613660-87-0C6H8BNO4S
1-sec-butyl-4-isocyanatobenzene(SALTDATA: FREE)4-SEC-???????????97480439-26-7C11H13NO
1-ethyl-3,6-diazatricyclo[4.3.1.1~3,8~]undecan-9-one(SALTDATA: FREE)351996-17-3C11H18N2O
(3,3,3-Trifluoropropyl)chlorodimethylsilane 97%1481-41-0C5H10ClF3Si
1-(2-chloroethyl)-3-methyl-1H-pyrazole(SALTDATA: FREE)96450-55-4C6H9ClN2
2,4-DiMethyl-1-heptene2,4-???-1-??19549-87-2C9H18
N-(2-Cyanoethyl)-imidazoleN-(2-?????)-????23996-53-4C6H7N3
Ethyl 4-(ChloroMethyl)benzoate??4-??????????1201-90-7C10H11ClO2
1-[2-(methylamino)ethyl]cyclopentanol(SALTDATA: FREE)959238-35-8C8H17NO
3-(4-Thiophen-2-yl-6-trifluoromethyl-pyrimidine-2-sulfonyl)-propionic acid436088-50-5C12H9F3N2O4S2
2-(Bromomethyl)-1-chloro-4-nitrobenzene2-(?????)-1-???-4-?????52427-01-7C7H5BrClNO2
Oxacillin sodium salt monohydrate, 98%7240-38-2C19H20N3NaO6S
Methyl L-(-)-lactate, 97%27871-49-4C4H8O3
cis-3-Chloroacrylic acid, 98%1609-93-4C3H3ClO2
2-Methyl-3-(trifluoromethyl)benzyl bromide2-METHYL-3-(TRIFLUOROMETHYL)BENZYL?????261952-16-3C9H8BrF3
1-(Bromomethyl)-2,3,5-trichlorobenzene1-(?????)-2,3,5-???????130800-83-8C7H4BrCl3
3-(2-phenoxyethoxy)aniline(SALTDATA: FREE)3-(2-??????)????79808-16-5C14H15NO2
3-BroMo-4-Methoxyphenol2-???-4-?????17332-12-6C7H7BrO2
Methyl 4-amino-3-iodobenzoate, 95%??4-???-3-????????19718-49-1C8H8INO2
2,2'-Bi(1,8-naphthyridine)69110-33-4C16H10N4
(1,4-dimethylpiperazin-2-yl)acetic acid(SALTDATA: 2HCl)462068-51-5C8H16N2O2
pyrazolo[1,5-a]pyridine-7-carboxylic acid(SALTDATA: FREE)????[1,5-A]???-7-?????474432-62-7C8H6N2O2
(R)-(+)-alpha-AMino-gaMMa-butyrolactone Hydrochloride104347-13-9C4H8ClNO2
(3-chloro-2-piperidin-1-ylphenyl)amine(SALTDATA: 2HCl)3-???-2-????-1-YL-????58785-06-1C11H15ClN2
3-(2-piperidinyl)propanoic acid(SALTDATA: HCl)3-????-2-?-?????4088-33-9C8H15NO2
3-Fluoro-2-(trifluoromethyl)benzyl bromide3-FLUORO-2-(????????)???????261951-84-2C8H5BrF4
N-Methoxy-N-MethylcarbaMoyl Chloride30289-28-2C3H6ClNO2
7-Benzyloxy-1H-indole-3-carboxylic acid7-????-1H-??-3-?????24370-75-0C16H13NO3
Methyl 4-fluoro-2-hydroxybenzoate 98%??4-FLUORO-2-HYDROXYBENZOATE392-04-1C8H7FO3
3-methyl-3H-[1,2,3]triazolo[4,5-b]pyridine-6-carboxylic acid(SALTDATA: FREE)1256643-58-9C7H6N4O2
3-Cyanophenyl isothiocyanate, 97%3125-78-8C8H4N2S
3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-benzaldehyde380151-86-0C13H17BO3
Thujone (alpha- and beta- Mixture)(-)-????.1125-12-8C10H16O
2,3-Dihydro-1-benzofuran-7-ylmethylamine, 97%2,3-?????-1-????-7-?????361393-65-9C9H11NO
4-Chloro-3-methylbenzotrifluoride1-???-2-??-4-(????????)??97399-46-7C8H6ClF3
Methyl formate-d, 98+ atom % D, for NMR23731-38-6C2H3DO2
(1R,2R,4R)-bicyclo[2.2.1]hept-5-ene-2-carboxylic acid(SALTDATA: FREE)1195-12-6C8H10O2
N-Acetyl-2-(2-chlorophenyl)-DL-beta-alanineN-???-2-(4-?????)-DL-??-???886363-73-1C11H12BrNO3
tert-butyl benzyl(4-hydroxybutyl)carbamate(SALTDATA: FREE)117654-86-1C16H25NO3
trans-Ferulic acid, 99%537-98-4C10H10O4
PotassiuM (2-triMethylsilyl)ethoxyMethyltrifluoroborate??(2-??????)-???????????????1027642-28-9C6H15BF3KOSi
3-isopropyl-1H-1,2,4-triazole(SALTDATA: FREE)3-?????-1H-1,2,4-????(SALTDATA:FREE)23161-10-6C5H9N3
2,6-DibroMoanthraquinone633-70-5C14H6Br2O2
2-Bromo-N-(2,6-dimethylphenyl)benzamide2-???-N-(2,6-?????)?????195383-89-2C15H14BrNO
(2-cyclopropyl-1H-benzimidazol-1-yl)acetic acid(SALTDATA: FREE)97968-85-9C12H12N2O2
3-bromo-5-chloro-4-(prop-2-yn-1-yloxy)benzaldehyde(SALTDATA: FREE)444059-52-3C10H6BrClO2
2-Bromodithiophene5-???-22'-????963480-11-3C8H5BrS2
Ethyl 4-bromo-3,5-dimethyl-1H-pyrrole-2-carboxylate , 97%???4-BROMO-3,5-DIMETHYL-1H-??-2-??????5408-07-1C9H12BrNO2
Pancreatic polypeptide, rat???????,?90419-12-8C195H298N58O57S1
2-Trimethylsiloxy-4-allyloxydiphenyl ketone106359-89-1C19H22O3Si
5-(4-Hydroxypiperidin-1-yl)thiophene-2-carboxaldehyde5-(4-??????????)-2-??????????207290-72-0C10H13NO2S
6-Methoxy-3 H -isobenzofuran-1-one6-???-3H-??????-1-?4741-63-3C9H8O3
2,4-Dichlorobenzo[d]thiazole, 97%2,4-?????????3622-30-8C7H3Cl2NS
2-Chloro-4-nitrophenyl β-D-galactopyranoside, 98%123706-60-5C12H14ClNO8
Ethyl glycolate, 98%623-50-7C4H8O3
Triisopropanolamine, 99.5%???????????122-20-3C9H21NO3
4-Amino-N-methylphthalimide, 98%2307-00-8C9H8N2O2
1-[2-Amino-1-(4-fluoro-phenyl)-ethyl]-pyrrolidine-3-carboxylic acid886364-02-9C13H17FN2O2
1-(Benzyloxy)-4-(2,2,2-trifluoroethoxy)benzene 98%1-(????)-4-(2,2,2-?????????)??200956-20-3C15H13F3O2
1,2,4-oxadiazole-3-carbothioamide(SALTDATA: FREE)1,2,4-?????-3-????????39512-80-6C3H3N3OS
(E)-3-(1,5-Dimethyl-1H-pyrazol-4-yl)-acrylic acid(E)-3-(1,5-???-1H-???-4-?)-????512809-73-3C8H10N2O2
SodiuM 4-AMino-1,5-naphthalenedisulfonate85328-80-9C10H8NNaO6S2
2-(isobutylamino)ethanol(SALTDATA: HCl)2-??????????17091-40-6C6H15NO
3-(4-Bromo-2-chlorophenoxymethyl)-4-methoxy-benzaldehyde3-(4-???-2-????????)-4-?????????400878-06-0C15H12BrClO3
Azetidin-2-one 98%2-?????930-21-2C3H5NO
DiundecylaMineDI-N-?????16165-33-6C22H47N
N-cyclopentyl-N-methylglycine(SALTDATA: FREE)959240-36-9C8H15NO2
1-Benzyl-5-phenylbarbituric Acid1-????-5-??-??????72846-00-5C17H14N2O3
Inosine 5'-Monophosphate disodiuM salt hydrate352195-40-5C10H16N4NaO9P
1-(6-methyl-2-pyridinyl)-1-propanamine(SALTDATA: FREE)1-(6-??-2-????)-1-?????(?????:??)1185320-33-5C9H14N2
3-bromo-5-cyclohexyl-1H-1,2,4-triazole(SALTDATA: FREE)3-???-5-??????-1H-1,2,4-????(SALTDATA:??)1227465-62-4C8H12BrN3
2-oxocyclopentanecarbonitrile, 95%??????-2-??????2941-29-9C6H7NO
3-Chloro-1H-indazol-5-amine, 97%3-???-1H-???-5-??41330-49-8C7H6ClN3
Potassium isopropenyltrifluoroborate, 97%395083-14-4C3H5BF3.K
tert-Butyl 2-amino-2-thioxoethylcarbamate, 95%tert-??2-???-2-??????????89226-13-1C7H14N2O2S
Diethyl trans-4-cyclohexene-1,2-dicarboxylate, 97%??????-4-??????-1,2-????????5048-50-0C12H18O4
N-Ethylurea, 97%????? ???625-52-5C3H8N2O
1-(1-cyclopropyl-3-pyrrolidinyl)methanamine(SALTDATA: 2HCl)1-(1-???????-3-?????)????(SALTDATA:2HCl)1017474-07-5C8H16N2
2,6-DiMethyl-3,5-heptanedione2,6-???-3,5-????18362-64-6C9H16O2
N-(4-nitrobenzyl)cyclohexanamine(SALTDATA: HBr)N-(4-?????)????????59507-51-6C13H18N2O2
(R)-(+)-Nbeta-BOC-D-Hydrazinoproline, 97%(R)-(+)-NBETA-BOC-D-?????????214262-81-4C10H18N2O4
2,2,3,3-Tetrafluoropropyl trifluoroacetate2,2,3,3-?????????????????????107551-72-4C5H3F7O2
2-Hydroxy-4,6-dimethylpyridine-3-carbonitrile, 98%2-????-4,6-??????-3-??????769-28-8C8H8N2O
4-[(2,3-Dimethylphenyl)carbamoyl]benzeneboronic acid 98%4-(2,3-??????????)?????913835-36-6C15H16BNO3
(4-Propoxybenzyl)amine4-?????????21244-33-7C10H15NO
3-ethyl-1H-pyrazole-5-carbaldehyde(SALTDATA: FREE)3-??-1H-???-5-??????518357-38-5C6H8N2O
2,4-Difluorophenylacetone, 98%274682-91-6C9H8F2O
Papaverine Hydrochloride61-25-6C20H22ClNO4
threo-5,6-Dodecanediol???-5,6-?????70859-33-5C12H26O2
Methyl trans-p-CouMarate????????????19367-38-5C10H10O3
3,4-Diaminobenzenesulfonic acid3,4-?????????7474-78-4C6H8N2O3S
3,5-Dibromo-2-chloro-pyridine40360-47-2C5H2Br2ClN
5-Isobutylcyclohexane-1,3-dione5-?????????-1,3-??57641-95-9C10H16O2
4-(Naphthalene-2-yl)phenylboronic acid pinacol ester4-(????-2-?)????????????1092390-02-7C22H23BO2
3-Chloro-2-nitrobenzotrifluoride386-70-9C7H3ClF3NO2
6-Chloro-3-indolyl phosphate, p-toluidine salt6-???-3-??????P-?????159954-33-3C15H16ClN2O4P
4-Fluoro-2-methylbenzenesulphonyl chloride4-FLUORO-2-????????????7079-48-3C7H6ClFO2S
5-(chloromethyl)-3-methyl-1,2,4-oxadiazole(SALTDATA: FREE)5-(?????)-3-??-1,2,4-?????1192-81-0C4H5ClN2O
2',4'-Difluoro-biphenyl-3-carboxylic acid3-(2,4-???????)???656304-77-7C13H8F2O2
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