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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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trans-4-(2-Fluorobenzoyl)cyclohexane-1-carboxylic acidTRANS-4-(2-??????)?????-1-?????945313-25-7C14H15FO3
2,2',5-TribroMobiphenyl2,2',5-????????59080-34-1C12H7Br3
4-azetidinoMethyl-4'-fluorobenzophenone898756-55-3C17H16FNO
Heptafluorobutyranilide????????????336-61-8C10H6F7NO
2'-O-(tert-ButyldiMethylsilyl)-5'-O-trityluridine2'-O-(TERT-BUTYLDIMETHYLSILYL)-5'-O-??????117136-35-3C34H40N2O6Si
3-IodoMethyl-(1-oxy-2,2,5,5-tetraMethylpyrroline)3-??????-(1-??-2,2,5,5-????????)76893-33-9C9H15INO*
S-(-)-Nicotine Di-p-Toluoyl-D-Tartrate SaltS-(-)-3-(1-??-2-?????)????M(+)-?-p-????????68935-26-2C30H32N2O8
3-(3,4-DiMethoxyphenyl)-1-O-tosylpropanol3-(3,4-???????)-1-O-??????99203-66-4C18H22O5S
1-(4'-Methoxy[1,1'-biphenyl]-2-yl)-piperazine Hydrochloride1-(4'-???[1,1'-???]-2-?)-???????1386928-34-2C17H21ClN2O
3,5-Dinitrobenzyl chloride, 98%3,5-?????????74367-78-5C7H5ClN2O4
(2-(Trifluoromethyl)quinolin-4-yl)methanol, 97%(2-(????????)???-4-?)???362469-45-2C11H8F3NO
Ethyl 3-(4-methoxyphenyl)-1H-pyrazole-5-carboxylate, 97%1316754-26-3C13H14N2O3
Ethyl(2,4,6-trimethylbenzoyl)phenylphosphinate, 95%??????????????????84434-11-7C18H21O3P
1-(3-Hydroxybutan-2-yl)-4-(4-(4-(4-hydroxyphenyl)piperazin-1-yl)phenyl)-1H-1,2,4-triazol-5(4H)-one125272-25-5C22H27N5O3
Sulindac Sulfide32004-67-4C20H17FO2S
7-Ethyl-10-(4-N-aMinopentanoic acid)-1-piperidino)carbonyloxycaMptothecin181467-56-1C33H38N4O8
4-[1-(PhenylMethyl)-3-pyrrolidinyl]-1-piperazinecarboxylic Acid 1,1-DiMethylethyl Estertert-??4-(1-??????-3-?)????-1-???????885959-04-6C20H31N3O2
2-Chloro-1,4-naphthoquinone1010-60-2C10H5ClO2
Ethyl 2-AcetaMido-2-ethoxycarbonyl-3-(2-ethyl-5-Methyl-3-oxoisoxazolin-4-yl) propionate127020-33-1C16H24N2O7
4'-Methoxy-3-piperidinoMethyl benzophenone898792-66-0C20H23NO2
4-(2,2-Dicarboethoxy-propyl)phenylacetic Acid Ethyl Ester4-(2,2-??????????)????????????223123-63-5C19H26O6
3-Methyl-L-tyrosine3-??-L-???17028-03-4C10H13NO3
4-Chloro-2,2-diMethyl-4-pentenoic Acid Ethyl Ester4-???,4-???-2,2-???-??????118427-36-4C9H15ClO2
trans 4-AMinocyclohexaneMethanol???-4-????????????1467-84-1C7H15NO
Atrasentan Hydrochloride195733-43-8C29H38N2O6.HCl
7-Hydroxy-2-nitrofluoranthene2-???-7-??????144386-82-3C16H9NO3
(R)-Prunasin Tetraacetate(R)-????????????60981-47-7C22H25NO10
rac trans-4-Hydroxy Glyburideractrans-4-???????????23155-00-2C23H28ClN3O6S
Bis(3,4-Methylenedioxy)chalcone??(3,4-??????)??76530-89-7C17H12O5
(S)-Valganciclovir DiMethyl Ether IMpurity DISCONTINUED(S)-ValganciclovirDiMethylEther???DISCONTINUED1356932-88-1C15H24N6O6
XipaMide????14293-44-8C15H15ClN2O4S
Propaquizafop???????111479-05-1C22H22ClN3O5
(3β,20S)-20-ForMyl-3-hydroxy-5-pregnene 3-O-Acetate Discontinued10211-88-8C24H36O3
2-[3-(MethylaMino)-1-(2-thienyl)propyl]-1-naphthalenol Hydrochloride1033719-36-6C18H20ClNOS
(S)-RexaMino(S)-????165035-65-4C9H10N2O
N-[4-AMino-3-(trifluoroMethyl)phenyl]-2-MethylpropanaMide (FLU-6)N-[4-???-3-(????????)??]-2-????????(FLU-6)39235-51-3C11H13F3N2O
N,N-DiMethyl-1H-benzotriazole-1-carboxiMidaMide MonohydrochlorideN,N-???-1H-??????-1-????????????????????827042-23-9C9H12ClN5
2-BroMo-3-(N-MethylcyclohexylaMino)prop-1-ene1306746-96-2C10H18BrN
(S)-4-Phenyl-3-[5-(4-fluorophenyl)-5-oxopentanoyl]-2-oxazolidinone189028-93-1C20H18FNO4
(4R,5S)-N-Benzyl-4-(t-butyldiMethylsilyloxyMethyl)-4-hydroxyMethyl-5-isopropyloxazoladine145452-01-3C21H37NO3Si
2-chloro-5-nitropyridin-4-ol, 95%1211386-69-4C5H3ClN2O3
3-Methyl-2-butanethiol, 95%2084-18-6C5H12S
Copper(I) thiocyanate, 99%????????(I)1111-67-7CHCuNS
4-Hydroxytolbutamide, 98%5719-85-7C12H18N2O4S
methyl 2-(difluoromethyl)pyridine-4-carboxylate, 95%??2-(???????)???????1251844-44-6C8H7F2NO2
Pemirolast potassium, 98%100299-08-9C10H7KN6O
2,7-DibroMo-9-n-octylcarbazoleN-??-2,7-????????726169-75-1C20H23Br2N
2-(TrifluoroMethyl)piperidine hydrochloride2-(????????)???????627533-08-8C6H11ClF3N
8-Hydroxy Mianserin β-D-Glucuronide8-?????????bD-???????140695-49-4C24H28N2O7
PhosphonoMethanol?????????2617-47-2CH5O4P
Acarbose 1,1-α,α-Glycoside IMpurity Discontinued610271-07-3C25H43NO18
6-BroMo-benzofuran6-???????128851-73-0C8H5BrO
Iberin???505-44-2C5H9NOS2
2,5-DiacetaMido-2,3-dihydrothiazolo[4,5-d]pyriMidine-7-(6H)-one22365-29-3C9H9N5O3S
2,4,6-TribroMophenyl Acetate2,4,6-????????????607-95-4C8H5Br3O2
3-Mercapto-3-Methyl-1-butanol3-????-3-?????34300-94-2C5H12OS
D-Arabinose-1-dD-?????-1-d77583-92-7C5H10O5
3-Acetoxy-4'-butylbenzophenone890099-92-0C19H20O3
4-n-Octylphenol Monoethoxylate2-(4-?????)???51437-89-9C16H26O2
(S)-Norfluoxetine(S)-???????878663-13-9C24H18F3NO3
4-azetidinoMethyl-4'-Methoxybenzophenone898777-40-7C18H19NO2
3,6-DiMethylcarbazole3,6-???-9H-????5599-50-8C14H13N
PeriMethazine?????13093-88-4C22H28N2O2S
N-(tert-Butoxycarbonyl)-1,3-phenylenediaMine68621-88-5C11H16N2O2
Meclizine N'-Oxide????N''-????114624-69-0C25H27ClN2O
5-HydroxyMethyl-2,3-diMethylpyridine5-??????-2,3-??????857146-29-3C8H11NO
β-cis-Styrene-dCIS-???-??-D21370-59-2C6H5CD=CH2
(3R,4S,5R,6S)-1-Aza-4-hydroxy-5-forMyl-6-isopropyl-3-Methyl-7-oxabicycl[3.3.0]octan-2-one145452-03-5C11H17NO4
2-Descarboxy-2-cyano TelMisartan???[2,6'-?-1H-??????]-1'-?]??]-144702-27-2C33H29N5
(E)-Olopatadine Hydrochloride(E)-????????949141-22-4C21H24ClNO3
(2S,3S,5R,6R)-5,6-Bis(hydroxyMethyl)-2,3-diMethoxy-2,3-diMethyl-1,4-dioxane241811-66-5C10H20O6
O6-[4-(TrifluoroacetaMidoMethyl)benzyl]guanineO6-[4-(??????????????)??]???680622-70-2C15H13F3N6O2
4-(3,5-DiMethoxyphenyl)-1-butene4-(3,5-???????)-1-??111540-02-4C12H16O2
p-Anisyl Ethyl Etherp-(?????)???55249-73-5C10H14O2
(+)-Nebivolol(+)-????118457-15-1C22H25F2NO4
5-Ethoxycarbonyl-2-furylzinc broMide5-ETHOXYCARBONYL-2-FURYLZINC?????307531-81-3C7H7BrO3Zn
SodiuM Nitrate-15N?????-15N31432-45-8NNaO3
ethyl 4-oxo-4-[2-(pyrrolidinoMethyl)phenyl]butyrate898775-27-4C17H23NO3
5-Acetyl-2-Methylpyridine36357-38-7C8H9NO
N-DesMethyl Clozapine6104-71-8C17H17ClN4
DoxylaMine β-D-Glucuronide (Mixture of diastereoMers)????β-D-???????137908-79-3C23H30N2O7
3',5'-diMethyl-3-phenylpropiophenone898764-33-5C17H18O
3-(4-Isopropylphenyl)-1-propene3-(4-???????)-1-???3897-64-1C12H16
2-(4-Acetoxybenzoyl) furan898766-23-9C13H10O4
2-AMino-2-butenediaMide2-???-2-??????18486-76-5C4H7N3O2
LevoMedetoMidine???????1061620-92-5C19H24N2O6
Benzyl 2-AcetaMido-3,4,6-tri-O-benzyl-2-deoxy-α-D-glucopyranoside??2-??????-3,4,6-??-?-??-2-???-??-D-?????????38416-56-7C36H39NO6
N-[2-(2,6-DiMethylphenoxy)-1-Methylethyl]acetaMideN-[2-(2,6-??????)-1-????]?????91452-27-6C13H19NO2
3,5-DideMethoxy PiperlonguMine1246095-66-8C15H15NO3
N-Acetyl O-Benzyl LaMivudineN-???O-??????1091585-30-6C17H17N3O5S
N-HydroxysucciniMidyl-2,3-diphenylquinoxaline-6-carboxylateN-??????????-2,3-???????-6-??????887406-55-5C25H17N3O4
2-AMino-3-(2-chlorobenzoyl)-5-ethylthiophene2-???-3-o-??????-5-?????50508-60-6C13H12ClNOS
(3β)-3-[(tert-ButyldiMethylsilyl)oxy]-chola-5,7-dien-24-oic Acid Methyl Ester(3β)-3-[(tert-???????)??]-??-5,7-??-24-????????146177-13-1C31H52O3Si
Sulfide18496-25-8S2
S-Nitroso-N-propionyl-D,L-penicillaMineS-????-N-?????-D,L-?????225233-98-7C8H14N2O4S
CefixiMe EP IMpurity A1335475-08-5C16H17N5O8S2
5-Fluoro-2-pyrimidinecarbonitrile, 95%38275-55-7C5H2FN3
O,α-DiMethyl-DL-tyrosineOa-??????7383-30-4C11H15NO3
DiMethyl-d6 Trisulfide???-d6????58069-93-5C2H6S3
N-ForMyl-1-(2-aMino-1-(4-Methoxyphenyl)ethyl)cyclohexanol272788-07-5C16H23NO3
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