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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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2-ethynylpyrazine, 95%2-??????153800-11-4C6H4N2
Plevitrexed153537-73-6C26H25FN8O4
4-Dehydroxy-5-hydroxy Ritonavir202816-62-4C37H48N6O5S2
Lapaquistat Acetate??????189060-13-7C33H41ClN2O9
4'-fluoro-3-piperidinoMethyl benzophenone898793-05-0C19H20FNO
Platycodin D, 98%, from Platycodon grandiflorus (Jacq.) A. DC.?????D58479-68-8C57H92O28
4-(2-OxiranylMethoxy)benzoic Acid Methyl Ester4-(2-???????)?????????5535-03-5C11H12O4
6-BroMo-3-Methoxyisoquinoline6-???-3-????????1330750-63-4C10H8BrNO
N,N-DiisopropylMethylphosphoraMidic Chloride, 80%86030-43-5C7H17ClNOP
16α,17-Epoxypregna-4,9(11)-diene-3,20-dione94088-90-1C21H26O3
Carphenazine DiMaleate???????????2975-34-0C28H35N3O6S
Naled-d6???-d61216605-57-0C4H7Br2Cl2O4P
9-DiethylaMino-5-(4,6-dichloro-s-triazinyl)-9H-benzo[a]phenoxazine Chloride9-??????-5-(4,6-????-s-?????)-9H-??[a]???????28249-90-3C23H18Cl3N5O2
3-O-Benzoyl-N-acetyl-α-D-galactosaMinyl-1-O-N-(FMoc)serine Phenacylester3-O-???-N-???-αD-??????-1-ON-(Fmoc)?????????172939-67-2C41H40N2O12
(1R,2R)-trans-1,2-Cyclopentanediol(1R)-TRANS-1,2-????????930-46-1C5H10O2
Triclabendazole Sulfoxide100648-13-3C14H9Cl3N2O2S
(R,R)-N-(1-Phenylethyl) Ibuprofen AMide(R,R)-N-(1-????)????????121734-80-3C21H27NO
2-[(6-Chloro-2-Methyl-4-pyriMidinyl)aMino]-5-thiazolecarboxylic Acid Methyl Ester2-[(6-???-2-??-4-?????)a??]-5-??????????????1251716-80-9C10H9ClN4O2S
2-Chloro-3-fluoro-4-iodopyridine148639-07-0C5H2ClFIN
8-(N,N-DiethylaMino)octan-1-ol8-(N,N-??????)??-1-OL97028-90-5C12H27NO
Triptolide O-Methyl Phosphate Dibenzyl Ester1254702-92-5C35H39O10P
2-(2-cyanophenyl)-2'-trifluoroMethylacetophenone898784-45-7C16H10F3NO
(1α,3R,4α,5R)-3,5-Bis[[(1,1-diMethylethyl)diMethylsilyl]oxy]-1-hydroxy-4-(1H-iMidazol-1-ylthioxoMethoxy)-cyclohexanecarboxylic Acid Methyl Ester139356-32-4C24H44N2O6SSi2
8-(tert-ButyldiMethylsilyloxy) 8-Hydroxy Efavirenz, Technical Grade8-(tert-?????????)8-??????????1027042-31-4C20H23ClF3NO3Si
3-fluoro-4'-(3-pyrrolinoMethyl) benzophenone898764-07-3C18H16FNO
trans Resveratrol Penta-O-acetyl-3-β-D-glucuronide Methyl Ester???????????-O-???-3-β-D-?????????????490028-22-3C31H32O14
3-Hydroxypyruvic Acid-13C2131000-16-3C3H4O4
trans-2-Hexenal diMethyl acetal???-2-??????????18318-83-7C8H16O2
3-HABA KanaMycin A50725-24-1C22H43N5O13
1,4-Bis[(4-chlorophenyl)phenylMethyl]piperazine1,4-BIS[(4-?????)????]????XNUMX???346451-15-8C30H28Cl2N2
2-(1-Hydroxyethyl) ProMazine Sulfoxide (Mixture of diastereoMers)2-(1-???????)?????????73644-42-5C19H24N2O2S
3-(3-broMo-3-butenyl)benzoic acid3-(3-???-3-???)???732249-31-9C11H11BrO2
2-(4-MethylpiperazinoMethyl)-2'-thioMethylbenzophenone898782-97-3C20H24N2OS
N-Nitroso-N,N-di-(7-Methyloctyl)aMineN-????-N,N-?-(7-????)??643014-99-7C18H38N2O
rac AtoMoxetine HydrochlorideN-??-??-(2-?????)??????????82857-40-7C17H22ClNO
1,4-DinitrosopiperazineN,N'-?????????140-79-4C4H8N4O2
Fluvastatin Lactone????????94061-83-3C24H24FNO3
2-broMo-4-(2-fluorophenyl)-1-butene2-???-4-(2-??????)-1-??731772-96-6C10H10BrF
4'-chloro-2,2-diMethyl-3'-fluoropropiophenone898766-30-8C11H12ClFO
2-Methyl-7-MethylaMino-8-nitro-quinoxaline2-??-7-?????-8-???-????78411-55-9C10H10N4O2
1-(3-Iodopropoxy)-4-Methoxybenzene3-(4-??????)-1-??????95118943-23-0C10H13IO2
Fluocortolone Acetate????????????1176-82-5C24H31FO5
Cyclo(Leu-Leu)????(Leu-Leu)952-45-4C12H22N2O2
2-Propylheptanal2-?????-1-?76058-49-6C10H20O
N'-(1-Methylazepan-4-yl)benzohydrazineN'-(1-?????-4-?)??????117078-69-0C14H22ClN3O
Butinoline Phosphate1-(4-?????-4,4-?????-2-??)??????????54118-66-0C20H24NO5P
L-Tryptophan-d5L-????(??-D5)62595-11-3C11H7D5N2O2
(R)-5-HydroxyMethyl Tolterodine ForMate(R)-5-???????????ForMate380636-49-7C23H33NO4
4-BroMopyridine-2-carbonitrile62150-45-2C6H3BrN2
Cinnarizine-d8????-D81185242-27-6C26H28N2
Ethyl β-D-Glucuronide17685-04-0C8H14O7
HexadecyltriMethylaMMoniuM BroMide-d3n-????????-d3-????????1092921-73-7C19H33BrD9N
2-broMo-4-(3-carboethoxyphenyl)-1-butene2-???-4-(3-???????)-1-??731772-87-5C13H15BrO2
4-Dechloro-4-hydroxy Diclazuril Methyl Ester4-????-4-????????????????1101258-51-8C18H12Cl2N4O3
cis-1-Propenylboronic Acid Pinacol Ester4,4,5,5-?????-2-((Z)-1-????)-1,3,2-??????83947-59-5C9H17BO2
15-Keto BiMatoprost??????????III1163135-96-3C25H35NO4
6-?AcetaMido-?4-?hydroxy-?2-?naphthalenesulfonic Acid6361-41-7C12H11NO5S
1,2,3,9-Tetrahydro-9-Methyl-3-Methylene-4H-carbazol-4-one99614-64-9C14H13NO
DeltaMedrane6870-94-6C22H30O4
2-Acetoxy-4'-isopropylbenzophenone2-ACETOXY-4′-?????????890098-36-9C18H18O3
(R)-4-BroMo Phenylephrine Hydrochloride(R)4-???????????1391068-15-7C9H13BrClNO2
Tonabersat??????175013-84-0C20H19ClFNO4
Geraniol-D6????-D666063-44-3C10H12D6O
N4-HydroxyMethyl HydrochlorothiazideN4-????????????????1216599-78-8C8H10ClN3O5S2
Terfenadone4'-tert-??-4-[4-(?????????)?????]?????43076-30-8C32H39NO2
3-Chloro-5-Methoxyaniline3-???-5-??????10272-06-7C7H8ClNO
Methyl 1,4-Dihydro-2,6-diMethyl-4-(2'-trifluoroMethyl)phenyl-pyridine-3-carboxylate-5-(3,4-diMethoxyphenyl)Methyl CarboxaMide887406-99-7C26H27F3N2O5
2,4,7-TriMethyldibenzothiophene2,4,7-??????????216983-03-8C15H14S
3-O-Benzyl 16α-Hydroxy Estrone3-O-??16α-?????????14982-20-8C25H28O3
3-(4-Chloro-1-oxobutyl)indole-5-carbonitrile3-(4-???????)-1H-??-5-??????276863-95-7C13H11ClN2O
Pregnanolone 3-β-D-Glucuronide??????3-β-D-???????31329-54-1C27H42O8
3-(4-Cyanophenyl)cyclohexanone3-(4-?????)???????123732-09-2C13H13NO
ZolpideM Phenyl-4-carboxylic Acid?????-4-?????109461-65-6C19H19N3O3
Gefarnate51-77-4C27H44O2
3'-Chloro-5'-fluoro-2-piperidinoMethyl benzophenone898773-61-0C19H19ClFNO
3-BroMo-2,2-diethoxy-propanoic Acid Ethyl Ester3-BroMo-2,2-????-??????????79172-42-2C9H17BrO4
N-Carboxylate-6-acetyloxy Melatonin Ethyl Ester3-[2-(??????)??]-5-???-6-?????-1H-??-1-???????????519186-55-1C18H22N2O6
Methyl 4-(4-Fluorophenyl)-6-isopropyl-2-(Methylthio)pyriMidine-5-carboxylate160009-35-8C16H17FN2O2S
4-n-Butyl-2'-chlorobenzophenone4-N-BUTYL-2'-???????64357-55-7C17H17ClO
ethyl 7-[4-(azetidinoMethyl)phenyl]-7-oxoheptanoate??7-[4-(???????)??]-7-????????898757-28-3C19H27NO3
(1R,4R)-1,8-Bis(diphenylacetoxy)-2-Menthene(1R,4R)-1,8-??(???????)-2-??477528-49-7C38H38O4
α-Methyl-5-pyriMidineMethanol5-???????,??-??-(9CI)79691-74-0C6H8N2O
5-(1,3-Dioxolan-2-yl)-2-thienyl 3-Methylbutyl ketone898772-94-6C13H18O3S
4',5'-Bis(1,3,2-dithiarsolan-2-yl)-2',7'-difluoro-3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one912934-89-5C24H16As2F2O5S4
β-Nicotyrine L-Tartrateβ-????L-??????4315-37-1C14H16N2O6
Mono-POC Isopropyl Tenofovir (Mixture of DiastereoMers)??-POC??????????(DiastereoMers????)1246812-40-7C17H28N5O7P
6'-Guanidinonaltrindole Ditrifluoroacetate6'-?????????????????????350800-03-2C29H29F3N5O5
4'-DiMethylaMino 7,8-Dihydroxyflavone DiMethyl Ether1205548-03-3C19H19NO4
cis-3-[2-(4-Chlorophenyl)-2-oxoethyl]cyclopentane-1-carboxylic acid733740-36-8C14H15ClO3
O-DesMethyl IndoMethacin5-??????????2504-32-7C18H14ClNO4
3-(2-Propenyl)benzoic acid3-??-???1077-07-2C10H10O2
DL-Methotrexate DipotassiuM Salt Dihydrate(+/-)?????60388-53-6C20H22N8O5
8-bromo-6-methylimidazo[1,2-a]pyrazine, 95%8-???-6-??????[1,2-a]???1025976-69-5C7H6BrN3
2,2,2-Trifluoroethyl 2-Hydroxy-5-(2,2,2-trifluoroethoxy)benzoate2,2,2-????????2-????-5-(2,2,2-?????????)?????106854-80-2C11H8F6O4
Tetraethyl Thionopyrophosphate??????645-78-3C8H20O6P2S
4-Methyl-4'-(3-pyrrolinoMethyl) benzophenone898763-75-2C19H19NO
N-Boc-L-valine-O-nitrophenyl EsterN-BOC-L-VALINE-O-?????????41120-72-3C16H22N2O6
(S)-4-Benzyl-3-propionyl-2-oxazolidinone-d3(S)-4-??-3-?????-2-??????-d3156451-08-0C13H15NO3
3,5-DiMethyl-4-(1,3-dithian-yl)-1-phenylpyrazole3,5-???-4-(1,3-???-?)-1-?????201008-67-5C15H18N2S2
3-(4-tert-Butylbenzene)propionic Acid, Methyl Ester3-(4-tert-????)?????,??????1211-99-0C14H20O2
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