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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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(Z)-Ethyl 4-BroMo-3-Methyl-2-butenoate51371-55-2C7H11BrO2
4-Chloro-3'-fluorobenzophenone4-???-3'-????????46698-36-6C13H8ClFO
4-Keto Ibutilide4-???????160087-98-9C20H34N2O4S
(Z)-2-(2-AMinothiazol-4-yl)-N-(2-hydroxyethyl)-2-(hydroxyiMino)acetaMide177703-28-5C7H10N4O3S
6-Dehydrocortisol6-?????????600-99-7C21H28O5
4-(3-chloro-3-butenyl)benzoic acid4-(3-???-3-???)???732249-57-9C11H11ClO2
1,2,3,4-Tetrahydro-?-carboline-1-carboxylic Acid1,2,3,4-???????-??-???-1-????6649-91-8C12H12N2O2
PentacyanoaMine Ferrate AMMoniuM DisodiuM Salt36682-41-4C5H7FeN7Na2
Solvent Yellow 14-???????22-16-2
4-AMino-1-tert-butyl-3-(2-hydroxyphenyl)-1H-pyrazolo[3,4-d]pyriMidine1215573-50-4C15H17N5O
Ticlopidine Hydrochloride53885-35-1C14H14ClNS.ClH
(3R,4S)-1-t-Boc-3-[(triethylsilyl)oxy]-4-phenyl-2-azetidinone149198-47-0C20H31NO4Si
(S)-β-Phenylalanine40856-44-8C9H11NO2
2-Chloroethyl 5-(1,3-dioxolan-2-yl)-2-thienyl ketone898772-41-3C10H11ClO3S
3'-N-[[4-(AcetylaMino)phenyl]sulfonyl]-3'-N-deMethyl AzithroMycin2-(2H-??????-2-?)-p-???612069-30-4C45H77N3O15S
2-(DifluoroMethyl)pyridine-4-carbaldehyde2-(???????)???-4-????????,2-(???????)-4-??????1211540-67-8C7H5F2NO
Rhein-8-O-β-D-glucopyranoside, 98%34298-86-7C21H18O11
Phenelzine Sulfate??????156-51-4C8H14N2O4S
TrifluproMazine Hydrochloride???????????1098-60-8C18H20ClF3N2S
N-Cyanoacetyl-N'-isobutylureaN-??????-???????59341-75-2C8H13N3O2
5-Chloro-2-MethylaMinopyridine5-???-N-?????-2-??4214-80-6C6H7ClN2
Ethyl 4-(2'-BroMoacetyl)benzoate??4-(2'-??????)?????81590-55-8C11H11BrO3
1-Phenyl-1-(2-pyridyl)ethanol-d51-??-1-(2-???)???-d599430-79-2C13H13NO
TCN 213???213556803-08-8C18H24N4OS2
ClindaMycin 2-Phosphate Sulfoxide (Mixture of DiastereoMers)1228573-90-7C18H34ClN2O9PS
cyclobutyl 4-(4-MethylpiperazinoMethyl)phenyl ketone898763-48-9C17H24N2O
Methyl 3,5-Bis-O-(2,4-dichlorobenzyl)-α-D-erythro-pentofuranosid- 2-ulose443642-30-6C20H18Cl4O5
5-Oxorosuvastatin Methyl EsterMethyl(+)-(3-R)-7-[4-(4-Fluorophenyl)-6-isopropyl-2-(N-methyl-N-methanesul?????)????-5-?]-3-????-5-??-6(E)-??????147118-39-6C23H28FN3O6S
3-Methoxy-2'-thioMethylbenzophenone3-METHOXY-2'-????????750633-63-7C15H14O2S
2-[4-(2,4-Dichloro-5-hydroxyphenoxy)phenoxy]propanoic Acid Methyl Ester124992-48-9C16H14Cl2O5
N-(tert-Butoxycarbonyl)anilineN-BOC???3422-01-3C11H15NO2
Ganoderic Acid D???C2103773-62-2C30H46O7
Bis(diethylamino)silane, 99% (99.999%-Si) BDEAS PURATREM??(??????)??27804-64-4C8H22N2Si
8-Chloro-5-isoquinolinesulfonyl Chloride8-???-5-?????????????1246817-00-4C9H5Cl2NO2S
N,N-Di-(tert-Butyloxycarbonyl) SerotoninN,N-?-(tert-????????)????361436-29-5C20H28N2O5
Pruvanserin Hydrochloride????????443144-27-2C22H21ClFN4O
(R)-ValiolaMine Voglibose(R)-??????????1303996-67-9C17H34N2O11
3-aminocyclohexanol, 95%3-?????????6850-39-1C6H13NO
(2S)-[(2'S)-t-Boc-aMino-(3'S)-Methyl-1-pentyloxy]-3-phenylpropionic Acid160141-23-1C20H31NO5
(2-Chloro-4-fluorophenyl)Methanesulfonyl chloride(2-???-4-??????)??????????541528-45-4C7H5Cl2FO2S
(2R,5S)-5-(4-AMino-5-fluoro-2-oxo-1(2H)-pyriMidinyl)-1,3-oxathiolane-2-carboxylic Acid (1R,2S,5R)-5-Methyl-2-(1-Methylethyl)cyclohexyl Ester764659-72-5C18H26FN3O4S
3',5'-difluoro-2-piperidinoMethyl benzophenone898773-79-0C19H19F2NO
4-(3-Phenothiazin-10-ylpropyl)-1-piperazineethanol??????????B3533-97-9C21H27N3OS
Epitestosterone Glucuronide???????????????16996-33-1C25H36O8
D-Mannitol-1-13CD-???-1-13C132202-29-0C6H14O6
cyclopropyl 4-(3-pyrrolinoMethyl)phenyl ketone898764-81-3C15H17NO
Diethyl N,N-DiisopropylphosphoraMidite???N,N-??????????????42053-26-9C10H24NO2P
Pelargonidin134-04-3C15H11ClO5
2-(2,6-DiMethoxybenzoyl)oxazole898784-36-6C12H11NO4
Carbovir MonophosphateCarbovir???????144490-73-3C11H14N5O5P
AlMotriptan Hydrochloride154323-46-3C17H26ClN3O2S
N2-[4-(DiethylaMino)butyl]-6-(3,5-diMethoxyphenyl)-pyrido[2,3-d]pyriMidine-2,7-diaMine862370-79-4C23H32N6O2
Fluticasone 17β-Carbonylsulfenic Acid 17-Propionate?????EP???B948566-12-9C24H30F2O6S
N,α-DiethylphenethylaMine HydrochlorideN,α-???????????29805-52-5C12H20ClN
Methyl α-D-laMinaribioside???-D-?????????7115-19-7C13H24O11
3-Desacetyl CefotaxiMe?????????66340-28-1C14H15N5O6S2
SodiuM (2-Sulfonatoethyl)Methanethiosulfonate???(2-???????)?????????184644-83-5C3H9NaO5S3
(E)-Doxepin Hydrochloride4698-39-9C19H22ClNO
1-Methyl-5-nitro-1H-benziMidazole-2-butanoic Acid Ethyl Ester3543-72-4C14H17N3O4
N-FMoc-O-[2-acetaMido-2-deoxy-α-D-galactopyranosyl]-L-threonine Allyl EsterN-Fmoc-O-[2-??????-2-???-α-D-???????]-L-??????????301843-65-2C30H36N2O10
(S)-Nornicotine?????,DL-(RG)494-97-3C9H12N2
(R,S)-α-AMino-3-hydroxy-4-Methyl-5-isoxazolepropionic Acid Monohydrate(R,S)-A-???-3-?????-4-??-5-?????????,????210049-09-5C7H12N2O5
cis-2-(4-Methoxybenzoyl)cyclopentane-1-carboxylic acid733740-08-4C14H16O4
2-Methoxy-4-MethylpyriMidine14001-60-6C6H8N2O
4-Hydroxy-3-(10-hydroxydecyl)-5,6-diMethoxy-2-Methylphenyl β-D-Glucuronide MonosodiuM Salt4-?????-3-(10-???????)-5,6-????-2-????β-D-????????????153010-37-8C25H39NaO11
1-(3-Chlorophenyl)-5-isopropyl Biguanide Hydrochloride1071546-52-5C11H17Cl2N5
N-Acetyl Sitagliptin1379666-94-0C18H17F6N5O2
ErythrolosaMine????????53066-32-3C29H53NO10
Suberic Acid Bis(3-sulfo-N-hydroxysucciniMide ester)-d4 DisodiuM SaltSubericAcidBis(3-sulfo-N-hydroxysuccinimideester)-d4?????910292-87-4C16H18N2Na2O14S2
HaloMetasone50629-82-8C22H27ClF2O5
2,5-Dichlorobenzylzinc chloride2,5-DICHLOROBENZYLZINC???737797-20-5C7H5Cl3Zn
4'-broMo-2,2-diMethyl-3'-fluorobutyrophenone898765-68-9C12H14BrFO
Tris(N,N-diMethylaMinopropyl)aMineN,N-??[3-(??????)???]-N',N'-??????-1,3-???33329-35-0C15H36N4
6-HydroxytryptaMine Creatinine Sulfate6-?????????,????????39929-25-4C14H23N5O7S
5-(TriMethylstannyl)-2'-deoxyuridine5-(???????)-2'-??????146629-34-7C12H20N2O5Sn
LithiuM (6-(1,3-dioxolan-2-yl)pyridin-2-yl)trihydroxyborate1393822-99-5C8H8BLiNO5
4-Methoxy-1-naphthaleneacrolein3-(4-???-1-?????)-2-????858461-16-2C14H12O2
rac-6-Methyl-4-phenyl-2-chroManol (Tolterodine IMpurity)?????????209747-04-6C16H16O2
4-O-Methyl-D-glucuronic Acid4-O-??-D-?????4120-73-4C7H12O7
DidesMethyl (αR)-SibutraMine Hydrochloride?????(αR)-????????262854-35-3C15H23Cl2N
N,N'-Bis(2,2'-dithiosalicyl)hydrazideN,N'-BIS(2,2'-??????)???????292615-40-8C28H20N4O4S4
Dolasetron Mesylate115956-13-3C20H26N2O7S
8-Chloro-1-octanol, 98%23144-52-7C8H17ClO
4-PhthaliMidylMethyl-6,7-diMethoxycouMarin4-???????-6,7-???????887407-36-5C20H15NO6
1,3,4,6-Tetra-O-acetyl-2-deoxy-2-trifluoracetaMido-D-glucose1,3,4,6-???-O-???-2-???-2-????????????-D-????7139-63-1C16H20F3NO10
3-carboethoxy-3'-pyrrolidinoMethyl benzophenone898770-04-2C21H23NO3
4-AMino-1-tert-butyl-3-(3-ethyl)pyrazolo[3,4-d]pyriMidine1246816-12-5C11H17N5
Dihydrogenistein21554-71-2C15H12O5
2-(((6-Oxo-2-propylheptyl)oxy)carbonyl)benzoic Acid1373125-92-8C18H24O5
Di-p-tolyl-phosphate?-p-??-???843-24-3C14H15O4P
4-[1-(4-Iodophenyl)-5-(2,4-dinitrophenyl)-forMaz-3-yl]-1,3-benzene Disulfonate, DisodiuM Salt161617-44-3C19H11IN6Na2O10S2
5-Oxo-5-phenylvaleronitrile5-OXO-5-????????10413-00-0C11H11NO
CyclopropylaMide-d5?????????-D51185054-94-7C4H2D5NO
3,4-dichloro-2'-(4-MethylpiperazinoMethyl) benzophenone3,4-DICHLORO-2'-(4-METHYLPIPERAZINOMETHYL)????898762-39-5C19H20Cl2N2O
cyclohexyl 3-(piperidinoMethyl)phenyl ketone898793-72-1C19H27NO
2,4,4-TriMethylpentyl 2-pyridyl ketone898779-74-3C14H21NO
2-Ethynyl-4-aMinotoluene????,3-???-4-??-(9CI)134690-40-7C9H9N
7-{[(2,2,2,-Trichloroethyl)oxy]carbonyl} Baccatin III7-{[(2,2,2,-???????)??]????}???III103150-33-0C34H39Cl3O13
Propiverine N-Oxide Hydrochloride (cis/trans Mixture)1329509-71-8C23H30ClNO4
2-Methoxy-5-MethylphenylMagnesiuM broMide2-METHOXY-5-METHYLPHENYLMAGNESIUM?????70548-79-7C8H9BrMgO
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