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

?? ?:J & K SCIENTIFIC LTD.
??:-18210857532
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??:China
URL: https://www.jkchemical.com
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2-Hydroxy-4-(octyloxy)benzophenone, 99%2-????-4-(????)????1843-05-6C21H26O3
Yohimbine hydrochloride, 98%65-19-0C21H27ClN2O3
1-(2-chloroethoxy)-3-isopropoxybenzene(SALTDATA: FREE)915924-15-1C11H15ClO2
N-(4-Chlorophenyl)-2-cyanoacetamide4'-???-2-??????????17722-17-7C9H7ClN2O
Methyl 4-(thien-3-yl)benzoate??4-(3-???)?????20608-91-7C12H10O2S
Piperoin????4720-82-5C16H12O6
ThioseMicarbazide Hydrochloride?????????????4346-94-5CH6ClN3S
2,2'-Dithiobis(5-nitropyridine)2127-10-8C10H6N4O4S2
3-aminothieno[2,3-b]pyridine-2-carboxamide(SALTDATA: FREE)3-??????[2,3-b]???-2-????????55557-48-7C8H7N3OS
2-(2-aminoethyl)-4-methyl-1,3-thiazole-5-carboxylic acid(SALTDATA: FREE)915921-10-7C7H10N2O2S
Hexyl Acetoacetate13562-84-0C10H18O3
2-amino-6-(1-piperazinyl)-4(3H)-pyrimidinone(SALTDATA: 2HCl 0.1H2O)1158775-43-9C8H13N5O
2-[Bis(4-hydroxyphenyl)Methyl]benzyl Alcohol2-[BIS(4-???????)??]?????81-92-5C20H18O3
HexaMethyleneaMMoniuM HexaMethylenedithiocarbaMate?????????????????????2608-11-9C13H26N2S2
1-[1,2,3]Thiadiazol-5-yl-ethanone???,1-(1,2,3-?????-5-?)-(9CI)136918-88-2C4H4N2OS
3-(4-Methoxyphenyl)isoxazol-5-amine86685-98-5C10H10N2O2
Nicardipine Hydrochloride???? ?????54527-84-3C26H30ClN3O6
6-Benzoyl-3,4-dimethyl-3-cyclohexene-1-carboxylic acid6-???-3,4-????-3-??????-1-????93015-58-8C16H18O3
2-Phenoxyethyl Isobutyrate????? ????????103-60-6C12H16O3
2,2'-Bibenzothiazoline2,2'-????????19258-20-9C14H12N2S2
2-O-Methyl-α-D-N-acetylneuraMinic acid50930-22-8C12H21NO9
N-(4-hydroxyphenyl)-N-methylmethanesulfonamide(SALTDATA: FREE)N-(4-??????)-N-??-???????3572-85-8C8H11NO3S
N-(2-methylbenzyl)butan-2-amine(SALTDATA: HCl)893590-54-0C12H19N
2',4'-Dichlorovalerophenone61023-66-3C11H12Cl2O
2,4-Diamino-5-(4-nitrobenzyl)pyrimidine2,4-????-5-(4-?????)????69945-52-4C11H11N5O2
2-(1H-1,2,3-benzotriazol-1-yl)ethanamine(SALTDATA: 1.1HBr)2-(1H-BENZO[D][1,2,3]TRIAZOL-1-YL)???26861-65-4C8H10N4
Ethyl 3-bromoimidazo[1,2-a]pyridine-2-carboxylate??3-???????[1,2-a]???-2-???????143982-54-1C10H9BrN2O2
(R)-N-Boc-2-chloro-beta-phenylalanine500789-05-9C14H18ClNO4
Uridine 5'-triphosphate trisodium salt dihydrate, 96%URIDINE5'-????????????116295-90-0C9H18N2NaO16P3
Bis(p-tolyl)phosphine oxide, 97%2409-61-2C14H15OP
4-chloro-6-(trifluoromethyl)pyridin-3-amine, 95%4-???-6-(????????)???-3-??1196153-86-2C6H4ClF3N2
Chloro{[(1R,2R)-(-)-2-amino-1,2-diphenylethyl](pentafluorophenylsulfonyl)amido}(p-cymene)ruthenium(II), min. 90% RuCl[(R,R)-Fsdpen](p-cymene)???{[(1R,2R)-(-)-2-???-1,2-?????](???????????)???}(p-??)???(II)1026995-71-0C30H23ClF5N2O2RuS
Dibutyl sulfate, 95%625-22-9C8H18O4S
N-(4-Aminobutyl)-N-ethylisoluminol, 97%66612-29-1C14H20N4O2
1,5-Naphthalenedisulfonic acid disodium salt, dihydrate, 98%76758-30-0C10H10Na2O8S2
2-(2-Mercaptoethyl)pyrazine, 98%35250-53-4C6H8N2S
(S)-(-)-2,2'-Bis(di-2-furanylphosphino)-6,6'-dimethoxy-1,1'-biphenyl, min. 97%145214-59-1C30H24O6P2
(1S,2S)-1,2-Bis(2-hydroxyphenyl)ethane-1,2-diamine, min. 97%119386-71-9C14H16N2O2
(1E)-N'-hydroxy-3-methoxypropanimidamide(SALTDATA: HCl)N-HYDROXY-3-???-???????77072-12-9C4H10N2O2
(4-Chlorobenzyl)pyridin-3-ylmethylamine212392-55-9C13H13ClN2
2-Aminopyrazine2-??????1012570-55-6C4H5N3
1-(2-Fluoro-benzyl)-piperazine435345-41-8C11H15FN2
Methyl trans-4-(AMinoMethyl)cyclohexanecarboxylate Hydrochloride???-??4-?????-?????????????HCL29275-88-5C9H18ClNO2
[4-(2-Amino-ethyl)-phenyl]-methanol4-(2-?????)?????64353-30-6C9H13NO
(-)-Menthoxyacetyl Chloride15356-62-4C12H21ClO2
1-[1-(4-methoxyphenyl)cyclopentyl]methanamine(SALTDATA: FREE)C-[1-(4-???-??)-??????]-????23528-54-3C13H19NO
Coproporphyrin III tetraMethyl ester???????III?????????5522-63-4C40H46N4O8
1-(4-methoxyphenyl)-2,2-dimethylpiperazine(SALTDATA: FREE)1-(4-?????)-2,2-???????893748-41-9C13H20N2O
6-(2-Chloroacetyl)-2H-1,4-benzoxazin-3(4H)-one26518-76-3C10H8ClNO3
N-Methyliminodiacetic acid, 99%4408-64-4C5H9NO4
1-Butyl-1-methylpyrrolidinium chloride, 99%479500-35-1C9H20ClN
Gallium(III) acetylacetonate (99.99+%-Ga) PURATREM??(III) ?????????14405-43-7C15H21GaO6
Sodium cyanate, 97%????917-61-3CNNaO
(+)-1,2-Bis[(2R,5R)-dimethylphospholano)ethane(cyclooctadiene]rhodium(I) triflate177750-25-3C23H40F3O3P2RhS4*
3-(3-Iodophenyl)propionic acid3-(3-?????)?????68034-75-3C9H9IO2
4,5-DiMethoxy-2-(Methoxycarbonyl)phenylboronic acid4,5-????-2-(???????)?????1072952-49-8C10H13BO6
Hydroquinidine Hydrochloride????? ??????1476-98-8C20H27ClN2O2
2-Hydroxyethyl benzyl sulfide2-?????????????26524-88-9C9H12OS
Tridecafluoroheptanamide?????????????2358-22-7C7H2F13NO
L-Erythrulose???????533-50-6C4H8O4
5-Chloro-6-methoxy-benzothiazol-2-ylamine2-???????,5-???-6-???-(9CI)74821-70-8C8H7ClN2OS
4,6-Bis(difluoroMethoxy)-2-(Methylthio)pyriMidine100478-25-9C7H6F4N2O2S
3-(methoxymethyl)-1-piperidinesulfonyl chloride(SALTDATA: FREE)3-(?????)-1-????????????(SALTDATA:FREE)1243250-22-7C7H14ClNO3S
4-(tert-Butylcarbamoyl)-3-fluorobenzeneboronic acid 98%4-(TERT-??????)-3-?????????98874289-18-6C11H15BFNO3
2-(2,6-Dichlorophenyl)ethanethioamide2-(2,6-??????)???????17518-49-9C8H7Cl2NS
2',5'-DiMethoxyacetanilide2′,5′-???????????3467-59-2C10H13NO3
5-Bromo-2-chloro-pyridin-3-ol286946-77-8C5H3BrClNO
(1,3-benzothiazol-2-ylmethyl)methylamine(SALTDATA: 2HCl)?????-2-???-??-??17681-30-0C9H10N2S
Benzo[b]naphtho[2,3-d]furan, tech., 90%??[B]NAPHTHO[2,3-D]??243-42-5C16H10O
Potassium (2-carbamoylphenyl)trifluoroborate 96%???(2-AMINOCARBONYLPHENYL)850623-70-0C7H6BF3KNO
1-(4-Iodobenzyl)-1H-pyrazole, 95%1-(4-?????)-1H-???143128-30-7C10H9IN2
1,2-Dibromo-3-fluoropropane1,2-????-3-???????453-00-9C3H5Br2F
3-Indolyl beta-D-glucuronide cyclohexylammonium salt3-???-D-????????????????216971-58-3C20H28N2O7
N-(2-Bromophenyl)-N'-(1,2-diphenylethylidene)hydrazineN-(2-?????)-N”-(1,2-???????)?????945242-95-5C20H17BrN2
2,4-Dichlorobenzhydrazide2,4-?????????????5814-06-2C7H6Cl2N2O
[4-Chloro-2-(trifluoromethyl)phenyl] methylcyanocarbonimidodithioate[4-???-2-(????????)??]????????????????152382-23-5C10H6ClF3N2S2
4-AMino-3-Methylbiphenyl See A6150104-???-3-?????63019-98-7C13H13N
2-(4-Cyclohexylaminomethyl-2-methoxy-phenoxy)-acetamide2-(4-??????????-2-???-???)-??????425646-58-8C16H24N2O3
2-(4-chloro-3-methylphenoxy)propanohydrazide(SALTDATA: FREE)125096-54-0C10H13ClN2O2
Ethynyl p-Tolyl Sulfone13894-21-8C9H8O2S
1-Iodo-2H-perfluoropropane1,1,2,3,3,3-??????????????431-90-3C3HF6I
3-chloro-N,N-dimethyl-1-propanesulfonamide(SALTDATA: FREE)1-????????,3-???-N,N-???-78472-00-1C5H12ClNO2S
DerMatan Sulfate Standard pure54328-33-5NULL
N1-(1-Benzyl-4-piperidyl)benzene-1,2-diamine, Tech.N1-(1-??-4-????)??-1,2-???57718-47-5C18H23N3
N-(2,3-Dimethoxyphenyl)acetamideN-(2,3-DIMETHOXYPHENYL)?????121639-09-6C10H13NO3
2-Amino-2-(4'-fluorophenyl)acetonitrile56464-70-1C8H7FN2
Carbostyril 124?????? 12419840-99-4C10H10N2O
2-(ethylthio)-4-pyrimidinamine(SALTDATA: FREE)2-????-4-??????54308-63-3C6H9N3S
5-(4-BroMophenyl)dipyrroMethane5-(4-?????)?????159152-11-1C15H13BrN2
5-Cyclopropyl-2H-1,2,3,4-tetraazole5-???????-2H-1,2,3,4-?????27943-07-3C4H6N4
t-Butyl diMethyl silanol18173-64-3C6H16OSi
2-methylimidazo[1,2-a]pyrimidine-3-carboxylic acid(SALTDATA: FREE)2-??????[1,2-A!????-3-?????90830-11-8C8H7N3O2
4-sec-Butoxy-2-butanone4-SEC-???-2-???57545-63-8C8H16O2
Sodium tin ethoxide??????????24992-48-1C18H45NaO9Sn2
2,7-Dimethoxy-3,6-bis(methyltelluro)-naphthalene2,7-DIMETHOXY-3,6-BIS(METHYLTELLURO)-????105405-04-7C14H16O2Te2
1-(3-Fluorobenzyl)-4-piperidinecarboxylic acid hydrochloride1-(3-??????)????-4-????????451485-55-5C13H17ClFNO2
3-bromotetrahydrothiophene 1,1-dioxide(SALTDATA: FREE)3-????????????1,1-?????14008-53-8C4H7BrO2S
2-Methylsulfonyl-1-[6-(trifluoromethyl)pyridin-3-yl]ethanone2-(METHYLSULFONYL)-1-[6-(TRIFLUOROMETHYL)PYRIDIN-3-YL]???386704-14-9C9H8F3NO3S
1,8-Diiodooctane (stabilized with Copper chip)1,8-??????24772-63-2C8H16I2
Ethyl 7-amino[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate??7-???[1,2,4]?????[1,5-A]????-6-???????92673-40-0C8H9N5O2
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