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

?? ?:J & K SCIENTIFIC LTD.
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??:China
URL: https://www.jkchemical.com
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N-Boc-pyrrolidin-2-yl]boronic Acid2-???-1-?????????1-(1,1-?????)????149682-75-7C9H18BNO4
1-Boc-3-(Benzylamino)piperidine, 98%tert-??3-(?????)????-1-???????183207-64-9C17H26N2O2
N-Acetyl-α-cyano-p-benzoyl-D,L-phenylalanine Ethyl EsterN-???-α-???-p-???-D,L-?????,??????104504-38-3C21H20N2O4
Carisoprodol??????78-44-4C12H24N2O4
2-Carboethoxyphenyl cyclopropyl ketone898789-89-4C13H14O3
D-threo-α-Phenyl-2-piperidineacetaMideD-???-α-??-160707-37-9C13H18N2O
17α-Estradiol 17-Valerate17α-??????17-?????182624-54-0C23H32O3
ZonisaMide?????68291-97-4C8H8N2O3S
Meconin-d3???-d329809-15-2C10H10O4
(4R)-4-Methyl-1,3,2-dioxathiolane-2,2-dioxide1,3,2-??????,4-??-,2,2-?????,(4R)-1006381-03-8C3H6O4S
Terbufos Sulfone56070-16-7C9H21O4PS3
4-tert-ButylbenzylMagnesiuM broMide4-tert-?????????????127349-68-2C11H15BrMg
Albumin from human serum, 96%70024-90-7NULL
9,9-Dimethylxanthene, 97.5%19814-75-6C15H14O
5-BroMobenzo[c]isothiazole5-???-??[c]?????20712-07-6C7H4BrNS
rac Cetirizine N-Oxide > 90% by HPLC (Mixture of DiastereoMers)1076199-80-8C21H25ClN2O4
3-(4-Chlorophenyl)-1H-pyrazole-5-carbohydrazide, 97%3-(4-?????)-1H-???-5-????890012-50-7C10H9ClN4O
MelaMine Cyanurate1,3,5-????-2,4,6(1H,3H,5H)-???, ??? ,?? 1,3,5-????-2,4,6-????37640-57-6C6H9N9O3
1-Methoxy-2-deoxy-3,5-di-O-benzoylribofuranose??-2-???-D-??????????????????108647-88-7C20H20O6
1,6-DiMethyl-phenanthrene1,6-???????20291-74-1C16H14
1-Propoxy-2-propanol, 99.5%1-????-2-????1569-01-3C6H14O2
lansoprazole sulfone, 98%???????131926-99-3C16H14F3N3O3S
Diethyl-(6-chloro-2-carbazolyl)Methyl-d3 Malonate???-(6-???-2-?????)??-d3?????1189473-03-7C20H17D3ClNO4
7,8-Desacetyl-9,10-dehydro Daunorubicinone (Doxorubicin IMpurity)7,8-?????-9,10-???????????(????????)1159977-24-8C19H12O7
Difluoro Atorvastatin693794-20-6C66H66CaF4N4O10
R-(+)-Warfarin???????5543-58-8C19H16O4
Ginkgolide A, 98%, from Ginkgo biloba L.15291-75-5C20H24O9
SulfaMoxole????729-99-7C11H13N3O3S
N6-Etheno-2'-deoxyadenosine, 98%1,N6-ETHENO-2'-DEOXY-????68498-25-9C12H13N5O3
2-(R)-Pentylsuccinic Acid 4-tert-Butyl Ester2-(R)-?????4-tert-??????153427-69-1C13H24O4
7-Bromobenzo[d]thiazol-2(3H)-one, 97%7-?????[d]???-2(3H)-?1188047-07-5C7H4BrNOS
3-(4-Methoxyphenyl)-1H-pyrazole-5-carboxamide, 97%1397191-27-3C11H11N3O2
6-Hydroxy-2,4,5-triaminopyrimidine sulfate hydrate, 99%, tech.1266615-54-6C4H9N5O5S
(S)-3,4-Dihydro-5,12-dihydroxy-7-Methoxy-4-[[2,3,6-trideoxy-3-[(trifluoroacetyl)aMino]-α-L-lyxo-hexopyranosyl]oxy]-2,6,11(1H)-naphthacenetrione64882-10-6C27H24F3NO10
3-Acetoxy-4'-heptylbenzophenone890099-98-6C22H26O3
1-Phenyl-3-(2,4,6-triMethylphenyl)-2-pyrazoline60078-97-9C18H20N2
4-Octadecyloxybiphenyl4-N-??????????376609-78-8C30H46O
Cyclo(L-prolyl-L-leucyl)2873-36-1C11H18N2O2
4-AMino-1-tert-butyl-3-benzylpyrazolo[3,4-d]pyriMidine186895-85-2C16H19N5
StrontiuM Ranelate-13C4???? ?????????1421-86-9C21H23ClN2O2
2'-Azidocytidine, 97%51034-68-5C9H12N6O4
Adenosine-3'-13C????-3'-13C714950-53-5C10H13N5O4
2,2'-[2,5-Thiophenediylbis[(E)-Methylidynenitrilo]]bisphenol2,2'-[2,5-???????[(E)-????????]]????952181-73-6C18H14N2O2S
1-(TriMethylsilyl)-1-propyn-3-yl Tosylate71321-16-9C13H18O3SSi
Streptavidin??????9013-20-1C14H17BrClNO2S
5,6-Dimethoxy-1,2-indanedione, 98%5,6-????-1,2-????42337-64-4C11H10O4
Gibberellin A20????A2019143-87-4C19H24O5
5-Fluoro-3-hydroxy-2-Methoxypyridine5-????-3-?????-2-??????1233025-58-5C6H6FNO2
Drotaveraldine??????54088-62-9C24H29NO5
3α,21-Dihydroxy-5α-pregnan-20-one21-?????????????567-02-2C21H34O3
20,21-Dinor Hydrocortisone20,21-??????????4484-94-0C19H28O3
6-(1-Methylethyl)-1-(phenylMethyl)-1H-indole-2-carboxylic Acid1240579-16-1C19H19NO2
Bis(4-trifluoromethylphenyl)(3-sulfonatophenyl)phosphine, sodium salt, min. 97% p-DAN2PHOS??(4-??????????)(3-??????)???????1289463-87-1C20H14F6NaO3PS
N-Methyl-2-nitroaniline612-28-2C7H8N2O2
Dalcetrapib211513-37-0C23H35NO2S
Fmoc-β-cyclobutyl-L-alanine, 98%478183-62-9C22H23NO4
Spinosad168316-95-8C41H65NO10
Cyclopentane-1,1-dicarboxylic acid, 97%?????-1,1-??????5802-65-3C7H10O4
5-Chloro-3-Methyl-4-nitro-1H-pyrazole6814-58-0C4H4ClN3O2
MaleiMidoacetic Acid2-?????????25021-08-3C6H5NO4
D,L-Buthionine????4378-14-7C8H17NO2S
3-(3-cyanophenyl)-2-Methyl-1-propene3-(3-?????)-2-??-1-???731772-73-9C11H11N
9-Heptadecanol9-?????624-08-8C17H36O
IMidazo[1,2-a]pyridine274-76-0C7H6N2
N-(4-Azidosalicyl)-6-aMido-6-deoxy-glucopyranose86979-66-0C13H16N4O7
[6,6]-Phenyl-C61-butyric Acid n-Octyl Ester[6,6]-??C61??????????571177-68-9C79H28O2
(3aR)-(+)-Sclareolide, 97%????????564-20-5C16H26O2
MCPB - acid4-(4-???-2-?????)???94-81-5C11H13ClO3
DiMethyl Disulfide-d6???-D6????7282-94-2C2D6S2
Cyclopropyl 2-phenethyl ketone??????2-????136120-65-5C12H14O
Galic Acid 3,4-DiphenylMethylene Ketal Benzyl Ester??3,4-??????????????1159977-38-4C27H20O5
5-Acetyl-8-(phenylMethoxy)-2-quinoline N-Oxide5-???-8-(?????)-2-???N-????100331-93-9C18H15NO3
O-Desethyl Candesartan168434-02-4C22H16N6O3
2-BroMo-1-(difluoroMethoxy)-3-fluorobenzene2-???-1-(????????)-3-??????1239492-22-8C7H4BrF3O
Methanesulfonato(2-dicyclohexylphosphino-2',4',6'-tri-i-propyl-1,1'-biphenyl)(2'-amino-1,1'-biphenyl-2-yl)palladium(II) dichloromethane adduct, min. 98% [Xphos Palladacycle Gen. 3]1445085-55-1C46H62NO3PPdS
5-(1,3-Dioxolan-2-yl)-2-thienyl nonyl ketone898771-96-5C17H26O3S
FireMaster BP-6??????? ????(??????? ???)59536-65-1C12H4Br6
(1S,2S)-Boc-1,2-diaminocyclopentane, 97%????,[(1S,2S)-2-????????]-,1,1-?????????(9CI)586961-34-4C10H20N2O2
Dabigatran-d3?????1246817-44-6C25H25N7O3
N-[3-[[4-(AMinoMethyl)benzoyl]aMino][1,1'-biphenyl]-4-yl]carbaMic Acid tert-Butyl EsterN-[3-[[4-(AMino??)???]aMino][1,1'-???]-4-?]?????tert-??????1003316-12-8C25H27N3O3
(3S,5R)-Fluvastatin SodiuM Salt(3S,5R)-??????????94061-81-1C24H25FNNaO4
L-Sorbose-5-13CL-[5-13C]????478506-36-4C6H12O6
2,4-diMethyl-2'-thioMorpholinoMethyl benzophenone898781-84-5C20H23NOS
4-Ethylaminopent-3-en-2-one, 95%4-???????-3-?-2-?50967-59-4C7H13NO
2,6-DiMethylaniline-d62,6-??????-D6919785-81-2C8H5D6N
Dinotefuran, 97%165252-70-0C7H14N4O3
Metaphit Methanesulfonate Salt99287-12-4C19H28N2O3S2
4-Amino-2-bromobenzonitrile, 97%4-???-2-????????53312-82-6C7H5BrN2
1,3-Di(benzyloxyMethyl)-5-fluorouracil1,3-?(??????)-5-???????75500-03-7C20H19FN2O4
Cyanogen BroMide-13CCYANOGEN-13C?????70610-98-9CBrN
4-tert-Butyl-4'-(thioMethyl)benzophenone4-TERT-BUTYL-4′-(????)????73242-05-4C18H20OS
Gabazine Ethyl Ester?????????763886-63-1C17H21N3O3
rac-1,2-Dilinolenrac-1,2-????74875-97-1C39H63ClO4
Phlorisovalerophenone26103-97-9C11H14O4
cis-3-[2-(2-fluorophenyl)-2-oxoethyl]cyclopentane-1-carboxylic acid733740-41-5C14H15FO3
4-BroMo-2-thiazolaMine4-???-???-2-???502145-18-8C3H3BrN2S
4-(4-carboethoxyphenyl)-1-butene4-(4-???????)-1-??591760-20-2C13H16O2
N,N'-bis(2,4,6-Trichlorophenyl)ureaN,N'-BIS(2,4,6-???????)???20632-35-3C13H6Cl6N2O
2,2',3,4,5-Pentachlorobiphenyl55312-69-1C12H5Cl5
3-Fluorophthalonitrile65610-13-1C8H3FN2
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