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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-(Bromomethyl)-4-methoxy-3,5-dimethylpyridine2-(?????)-4-???-3,5-??????780752-32-1C9H12BrNO
1,3,5-TriMethylcyclohexane1,3,5-?????????1839-63-0C9H18
1-Pyridin-3-ylbutane-1,4-diamine1-???-3-???-1,4-????374064-04-7C9H15N3
4-Chloro-3-nitrotoluene, 98%89-60-1C7H6ClNO2
MCLA [CheMiluMinescence Reagent]128322-44-1C14H14ClN3O2
3-[(4-methylphenyl)amino]-3-oxopropanoic acid(SALTDATA: FREE)95262-01-4C10H11NO3
Iopanoic Acid????96-83-3C11H12I3NO2
2-Hydroxy-2,2-diphenylethanohydrazide , 97%?????13050-38-9C14H14N2O2
5-Chloro-2,4-diMethoxyaniline5-???-2,4-???????97-50-7C8H10ClNO2
3-[(3-phenyl-2-propen-1-yl)amino]-1-propanol(SALTDATA: HCl)4720-35-8C12H17NO
2-AMino-1-(4-Methylphenyl)-ethanone Hydrochloride2-???-4'-??????????5467-70-9C9H12ClNO
7-Bromo-1-chloroisoquinoline215453-51-3C9H5BrClN
2-[(4-methylbenzyl)thio]ethanol(SALTDATA: FREE)89040-08-4C10H14OS
DiphenylMethane-4,4'-dicarboxylic acid?????-4,4'-??????790-83-0C15H12O4
(S)-(-)-3,3'-Dibromo-5,5',6,6',7,7',8,8'-octahydro-1,1'-bi-2-naphthol, 99%765278-73-7C20H20Br2O2
Dichloro(pentamethylcyclopentadienyl)ruthenium(III) polymer????(????????????)???(III)???96503-27-4C20H30Cl4Ru210*
4-(allyloxy)-2-chloro-5-methoxybenzaldehyde(SALTDATA: FREE)692279-00-8C11H11ClO3
4-Chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrolo[2,3-b]pyridine1072145-24-4C13H16BClN2O2
4,5-Dimethoxy-2-nitrobenzamide 97%3,4-????-6-???????4959-60-8C9H10N2O5
4-amino-1-methyl-1H-pyrazole-3-carboxamide(SALTDATA: FREE)3920-40-9C5H8N4O
Bis(4-diethylaMinophenyl)Methanol??(4-????????)???134-91-8C21H30N2O
3-Biphenyl-[1,3]dioxol-5-yl-acetic acid669713-75-1C15H12O4
3-(2,3-dioxo-2,3-dihydro-1H-indol-1-yl)propanoic acid(SALTDATA: FREE)3-(2,3-DIOXO-2,3-DIHYDRO-INDOL-1-YL)-?????81250-90-0C11H9NO4
Monobutyl Phthalate Copper(II) Salt?????-?-????????(II)?25215-53-6C12H14CuO4
3-Trifluoromethylphenylpiperidine hydrochloride4-(3-??????????)???????6652-16-0C12H15ClF3N
5-Ethyl-1,3,4-oxadiazol-2-ylamine5-??-1,3,4-?????-2-???3775-61-9C4H7N3O
3-(4H-1,2,4-triazol-4-yl)aniline(SALTDATA: FREE)3-(4H-1,2,4-????-4-?)???(SALTDATA:FREE)252928-92-0C8H8N4
Methyl 1-cyanocyclopentanecarboxylate??????????,1-???-,??????(9CI)40862-12-2C8H11NO2
2-Aminomethyl-3-(4-trifluoromethoxyphenyl)propionic acid2-?????-3-(4-?????????-??)-?????910443-94-6C11H12F3NO3
2-(4-methyl-1H-pyrazol-1-yl)-1-propanamine(SALTDATA: HCl)1170137-51-5C7H13N3
2-(2,4-difluorophenoxy)acetohydrazide(SALTDATA: FREE)2-(2,4-????????)??????????588676-13-5C8H8F2N2O2
1-Hexadecyne, 90%1-????629-74-3C16H30
1-(4-Bromophenyl)-piperazine, 98%1-(4-?????)????66698-28-0C10H13BrN2
(2S,4S)-Boc-4-phenoxy-pyrrolidine-2-carboxylic acid, 97%147266-79-3C16H21NO5
trans-1,4-Cyclohexanedimethanol, 98%3236-48-4C8H16O2
4-Chloro-7-nitrobenzofurazan, 98%10199-89-0C6H2ClN3O3
Perfluorooctanesulfonamide, 90%????????????754-91-6C8H2F17NO2S
1-(3-methylquinoxalin-2-yl)ethanone(SALTDATA: FREE)1-(3-??????-2-?)???22059-64-9C11H10N2O
Go 6976136194-77-9C24H18N4O
5-Methylimidazo[1,2-a]pyridine5-??-????[1,2-A]???933-69-7C8H8N2
Tritriacontane???????630-05-7C33H68
(4-bromophenyl)isopropylamine(SALTDATA: HBr)121086-19-9C9H12BrN
N-1-,N-1-Dipropyl-1,4-benzenediamineN,N-????-1,4-??????105293-89-8C12H20N2
Pentamethylcyclopentadienylmolybdenum dicarbonyl dimer, 99%?????(????????????)???????12132-04-6C24H30Mo2O4
cis-2,6-Dimethylpiperazine, 98%cis-2,6-???????21655-48-1C6H14N2
Diethylene glycol, 99%????? ???111-46-6C4H10O3
Ethyl 2-aminothiazole-5-carboxylate, 97%??2-??????-5-??????32955-21-8C6H8N2O2S
4-bromo-5-methyl-1H-imidazole, 95%4-??-5-???????15813-08-8C4H5BrN2
Bis(2-thienyl)ketone, 98%704-38-1C9H6OS2
3-(1H-pyrazol-1-yl)propanohydrazide(SALTDATA: FREE)3-(1H-???-1-?)?????????(SALTDATA:FREE)1177300-40-1C6H10N4O
8-N-Boc-Amino-1,5-dihydro-[1,2]diazepino[4,5,6-cd}indol-6-one731810-58-5C15H16N4O3
2-(methylthio)-1,3-thiazole-4-carboxylic acid(SALTDATA: FREE)2-(????)-1,3-???-4-?????907543-75-3C5H5NO2S2
2-amino-N-ethyl-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide(SALTDATA: FREE)60598-65-4C11H16N2OS
Methyl (R)-(+)-3-BroMoisobutyrate??(R)-(+)-3-???-2-?????????110556-33-7C5H9BrO2
N-1-Boc-N-4-Fmoc-2-Piperazine carboxylic acid1-Boc-4-Fmoc-2-?????????218278-58-1C25H28N2O6
5-Amino-2-methyl-1H-pyrrolo[2,3-b]pyridine2-METHYL-1H-PYRROLO[2,3-B]???-5-???910818-29-0C8H9N3
(R)-(2-Methyl-6-nitro-2,3-dihydro-imidazo[2,1-b]oxazol-2-yl)-methanol681491-16-7C7H9N3O4
4-tert-Butyl-2,6-diisopropylphenol4-tert-??-2,6-????????57354-65-1C16H26O
2-(Methylthio)-6-nitro-1,3-benzothiazole, 97%2-(????)-6-???-1,3-?????3621-99-6C8H6N2O2S2
5-Bromo-2-fluoro-m-xylene5-???-2-????-M-???99725-44-7C8H8BrF
7-methoxy-2,3-dihydro-1,4-benzodioxine-6-carbaldehyde(SALTDATA: FREE)7-???-2,3-?????-1,4-?????-6-??????(?????:??)116757-66-5C10H10O4
2-Chloro-4'-phenylacetophenone4-??????????635-84-7C14H11ClO
Phenyl anthranilate?????????10268-69-6C13H11NO2
2,3-Dimethyl-7-nitro-1H-indole2,3-???-7-?????41018-86-4C10H10N2O2
N,N'-Bis(salicylidene)-1,2-propanediaMineN,N''-??????-1,2-???????94-91-7C17H18N2O2
1-Bromo-2-(bromodifluoromethyl)cyclohexane 97%14737-09-8C7H10Br2F2
3-Methoxy-4-[(4-methoxybenzyl)oxy]-benzenecarbaldehyde3-METHOXY-4-[(4-METHOXYBENZYL)OXY]????????129047-38-7C16H16O4
1-tert-butyl-3-azetidinol(SALTDATA: FREE)1-tert-??????-3-?13156-04-2C7H15NO
7-Methoxyimidazo[1,2-a]pyridine-8-carbonitrile7-???????[1,2-a]???-8-?????834869-04-4C9H7N3O
8-Chlorotetrazolo[1,5-a]pyridine 98%40971-88-8C5H3ClN4
L(+)-N-Cbz-Ornithine hydrochlorideL(+)-N-CBZ-???????92455-59-9C13H19ClN2O4
1,4-Bis(2-chloroethoxy)benzene1,4-??(2-??????)??37142-37-3C10H12Cl2O2
6,11-Dihydro-5H-dibenzo[b,e]azepine6,11-DIHYDRO-5H-DIBENZO[B,E]???449-55-8C14H13N
3-(1H-1,2,4-Triazol-1-ylmethyl)aniline 97%3-(1H-1,2,4-?????-1-???)???127988-22-1C9H10N4
(-)-Di-p-toluoyl-L-tartaric acid, 99%, ee: 99%(-)-?-p-????-L-?????32634-66-5C20H18O8
2-Bromo-5-nitro-benzaldehyde, 98%84459-32-5C7H4BrNO3
2,3,4,6-Tetra-O-benzyl-α-D-glucopyranosyl trichloroacetimidate, 95%74808-09-6C36H36Cl3NO6
(1-Chloro-3,4-dihydro-2-naphthalenyl)methanol(1-???-3,4-?????-2-?????)???128104-82-5C11H11ClO
2-hydrazino-4-methyl-1,3-thiazole(SALTDATA: 1.15HCl 0.2H2O)(4-??-???-2-?)-?????78886-45-0C4H7N3S
4-N-Alloc-aminocyclohexanone4-N-??-?????????391248-19-4C10H15NO3
Cyclopentanesulphonyl chloride26394-17-2C5H9ClO2S
methyl 4-acetyl-5-methyl-2-furoate(SALTDATA: FREE)29172-10-9C9H10O4
5-Methoxy-3-(1-methyl-1,2,3,6-tetrahydropyridin-4-yl)-1H-indole55556-41-7C15H18N2O
(-)-Diacetyl-L-tartaric Acid(-)-????-L-???51591-38-9C8H10O8
4,5-Dibromo-1H-pyrrole-2-carboxylic acid4,5-DIBROMO-1H-PYRROLE-2-?????34649-21-3C5H3Br2NO2
1-(3,5-Dimethyl-phenyl)-pyrrole-2,5-dione1-(3,5-????-??)-??-2,5-???65833-09-2C12H11NO2
Phenylglycine Ethyl Ester Hydrochloride879-48-1C10H14ClNO2
6-Methoxy-1,2,3,4-tetrahydroisoquinoline hydrochloride6-???-1,2,3,4-??????????????57196-62-0C10H14ClNO
4-methyl-1-(3-methylbenzyl)-1H-pyrazol-5-amine(SALTDATA: FREE)1015845-62-1C12H15N3
trans-2-Hexen-1-yl Propionate?????TRANS-2-HEXEN-1-YL????53398-80-4C9H16O2
4-Ureido-butyric acid4-????-????2609-10-1C5H10N2O3
1-Bromopentafluoropropene1-????????????53692-47-0C3BrF5
trans-3-Azido-1-Boc-4-hydroxypyrrolidine143700-05-4C9H16N4O3
N-BiotinylaMinoethyl MethanethiosulfonateN-??????????????????162758-04-5C13H23N3O4S3
3-isopropylpiperazin-2-one(SALTDATA: FREE)3-?????-????-2-ONE856845-64-2C7H14N2O
2-(1-Methylhydrazino)-4-(trifluoromethyl)pyridine , 97%2-(1-????????)-4-(????????)???208720-09-6C7H8F3N3
Allyl-but-2-ynyl-amine hydrochloride436099-58-0C7H11N
2-(4-methylphenyl)-1,3-benzoxazol-6-amine(SALTDATA: FREE)69657-63-2C14H12N2O
5-Methoxy-N-methyl-2-nitroaniline5-???-N-??-2-???????69397-93-9C8H10N2O3
2-[(Dimethylamino)methylene]-3-oxo-3-(2,4-dichlorophenyl)propanenitrile 95%2-[(??????)???]-3-OXO-3-(2,4-??????)??????138716-56-0C12H10Cl2N2O
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