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

?? ?:J & K SCIENTIFIC LTD.
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???:jkinfo@jkchemical.com
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URL: www.jkchemical.com
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Tin(II) chloride dihydrate, 98%, analytical grade?? ???10025-69-1Cl2H4O2Sn
Vinyldimethylethoxysilane, 98.5%5356-83-2C6H14OSi
α-Methylene-γ-butyrolactone, 95%??-???-??-?????547-65-9C5H6O2
4-Ethylresorcinol4-??-1,3-???????2896-60-8C8H10O2
3,5-Difluoro-4-iodoaniline3,5-?????-4-??????1542-34-3C6H4F2IN
3,5-Dichlorosalicylaldehyde3,5-????????????90-60-8C7H4Cl2O2
2-Naphthyl sulfate, potassium salt, 99%21409-32-5C10H7KO3S
(S)-4-Benzyloxy-1,2-butanediol(S)-4-????-1,2-????69985-32-6C11H16O3
2-AMinothiophene-3-carboxaMide2-???-???-3-????????14080-51-4C5H6N2OS
Cresol Red SodiuM Salt62625-29-0C21H19NaO5S
(3-Carboxypropyl)triphenylphosphoniuM broMide3- ???? ??? (?? ??) ?? ??, ?????17857-14-6C22H22BrO2P
4-(2-Aminoethyl)benzenesulfonyl fluoride hydrochloride, 99%30827-99-7C8H11ClFNO2S
Fmoc-Lys(Tfa)-OH, 98%76265-69-5C23H23F3N2O5
4'-Fluoro-1'-acetonaphthone 97%4-FLUORO-1-??????316-68-7C12H9FO
3-amino-4-chloro-N-propylbenzamide(SALTDATA: FREE)3-???-4-???-N-????????926201-28-7C10H13ClN2O
3-chloro-3'-Methoxybenzophenone3-???-3'-???????32363-46-5C14H11ClO2
2-(Trifluoromethyl)quinoline-4-carbonitrile, 97%2-(????????)???-4-??????18706-26-8C11H5F3N2
1,2-Bis(trimethoxysilyl)ethane, 97%18406-41-2C8H22O6Si2
Ethyl 3-BroMo-2-oxopropanoate??????????70-23-5C5H7BrO3
3-(4-Hydroxy-1,1-dioxo-tetrahydrothiophen-3-ylamino)-propionic acid325851-81-8C7H13NO5S
Indium(III) fluoride, anhydrous, 98%7783-52-0F3In
Methyl 3,5-dimethoxybenzoate, 99%2150-37-0C10H12O4
N-ethyl-2-(2-methylphenoxy)ethanamine(SALTDATA: FREE)75612-32-7C11H17NO
4-Amino-3-cyanobenzotrifluoride6526-08-5C8H5F3N2
2-Chloro-6-nitrotoluene2-???-6-??????83-42-1C7H6ClNO2
3-[(tert-Butoxycarbonyl)aMino]phenylboronic Acid (contains varying aMounts of Anhydride)380430-68-2C11H16BNO4
Methyl 4-aminobenzoate, 98%619-45-4C8H9NO2
DBD-F [=4-(N,N-DiMethylaMinosulfonyl)-7-fluoro-2,1,3-benzoxadiazole][for HPLC Labeling]4-(N,N-?????????)-7-FLUORO-2,1,3-BENZOXADIAZOLE98358-90-8C8H8FN3O3S
2-BroMooctane2-?????557-35-7C8H17Br
1,4-Decadiyne (50% in Hexane, ca. 2.7Mol/L)1,4-????929-53-3C10H14
3-(Methylamino)-3,4-dihydroquinazolin-4-one , 97%60512-86-9C9H9N3O
N'-Hydroxycyclopropanecarboximidamide , 97%N'-??????????????????51285-13-3C4H8N2O
3-Chloro-4-(methylsulfonyl)thiophene-2-carbonyl chloride, 97%3-???-4-(????)???-2-??????175201-87-3C6H4Cl2O3S2
Chloro-1,5-cyclooctadiene iridium(I) dimer, 99%12112-67-3C16H24Cl2Ir2
2-(1H-1,2,4-triazol-1-ylmethyl)cyclopentanone(SALTDATA: FREE)2-(1H-1,2,4-????-1-???)???????(?????:??)116802-66-5C8H11N3O
2-Fluoro-5-methylbenzaldehyde2-????-5-????????93249-44-6C8H7FO
4-Acetamidocyclohexanone, 99%N-(4-???????)??????27514-08-5C8H13NO2
4-Bromothiobenzamide4-???-??????26197-93-3C7H6BrNS
PotassiuM PropylxanthateN-????????2720-67-4C4H7KOS2
(3-isopropyl-1,2,4-oxadiazol-5-yl)methanol(SALTDATA: FREE)915925-45-0C6H10N2O2
2-Acetylpyrimidine???,1-(2-?????)-53342-27-1C6H6N2O
Allyl perfluoropentanoate?????????????84145-17-5C8H5F9O2
2-amino-4,5,6,7,8,9,10,11,12,13-decahydrocyclododeca[b]thiophene-3-carbonitrile(SALTDATA: FREE)2-???-4,5,6,7,8,9,10,11,12,13-?????????????[b]???-3-?????(SALTDATA:FREE)40106-17-0C15H22N2S
1-(4-Bromobenzyl)-5-methyl-1H-1,2,3-triazole-4-carboxylic acid, 97%845885-94-1C11H10BrN3O2
1,4,5,8-NaphthalenetetracarboxdiiMide1,4,5,8-??????????????5690-24-4C14H6N2O4
Z-Phe-OH, 98%1161-13-3C17H17NO4
Aniline Blue (spirit soluble)?????(?????)8004-91-9C32H28ClN3
2-Phthalimidoethanesulfonyl chloride, 97%2-?????????????4403-36-5C10H8ClNO4S
Sodium citrate dibasic sesquihydrate, 99%?? ??????????? ?????????6132-05-4C6H11NaO8
(S)-(-)-2-[2-(Diphenylphosphino)phenyl]-4-isopropyl-2-oxazoline, 97%148461-14-7C24H24NOP
5-Bromothiophene-2-carboxylic acid, 97%7311-63-9C5H3BrO2S
3-tert-Butyladipic acid, 99%10347-88-3C10H18O4
FMOC-L-2-Fluorophenylalanine205526-26-7C24H20FNO4
4-Butylphenyl isothiocyanate4-N-?????????????23165-44-8C11H13NS
3-N-Boc-Amino-1-[2-amino-1-(3-phenoxy-phenyl)-ethyl]-pyrrolidine886365-03-3C23H31N3O3
(S)-(+)-2-Phenylpropionic acid, 98%7782-24-3C9H10O2
6-Methoxy-2-phenylpyrimidine-4-carboxylic acid6-???-2-??????-4-?????85815-04-9C12H10N2O3
4-Chloro-2-hydroxypyridine40673-25-4C5H4ClNO
benzo[d]thiazol-4-amine, 95%4-???????(9CI)1123-51-9C7H6N2S
Ethyl 2-Hydroxyvalerate6938-26-7C7H14O3
5-Fluoro-2-methylaniline, 98%5-????-2-?????367-29-3C7H8FN
TriphenylMethanesulfenyl Chloride24165-03-5C19H15ClS
Diethyl 4-chlorobenzylphosphonate, 98%39225-17-7C11H16ClO3P
2-Chloromethyl-3-methyl-4-(2,2,2-trifluoroethoxy)pyridine hydrochloride, 98%2-?????-3-??-4-(2,2,2-?????????)??????127337-60-4C9H10Cl2F3NO
1-(3-chloropropyl)pyrrolidine-2,5-dione(SALTDATA: FREE)1-(3-??????)????-2,5-??(SALTDATA:??)116445-61-5C7H10ClNO2
4-(3-Allyl-4-oxo-thiazolidin-2-ylideneamino)-benzoic acid4-(3-ALLYL-4-OXO-THIAZOLIDIN-2-YLIDENEAMINO)-???303093-13-2C13H12N2O3S
2-(4-(Trifluoromethyl)phenyl)-2-propanol4-(????????)?????????2252-62-2C10H11F3O
Granisetron hydrochloride, 98%, a serotonin 5-HT3 receptor antagonist107007-99-8C18H25ClN4O
Chrysophanic acid, 98%, from Rheum palmatum L.481-74-3C15H10O4
3,4,5-Trimethylheptane3,4,5-??????20278-89-1C10H22
3-N-Boc-Amino-1-(2-amino-1-m-tolyl-ethyl)-pyrrolidine3-N-BOC-AMINO-1-(2-AMINO-1-M-TOLYL-ETHYL)-????886365-11-3C18H29N3O2
1-(4-Bromo-phenyl)-4,4,4-trifluoro-butane-1,3-dione1-(4-???-??)-4,4,4-??????-??-1,3-??18931-61-8C10H6BrF3O2
N-(5-Methoxy-pyridin-2-yl)-2,2-dimethyl-propionamideN-(5-???-???-2-?)-2,2-???-???????898561-68-7C11H16N2O2
2,5-DiMethyl-2-hexene2,5-DIMETHYL-2-??3404-78-2C8H16
4-Amino-3,5-difluorophenol135086-76-9C6H5F2NO
2,3-Difluoro-4-methylbenzoic acid2,3-?????-4-?????261763-37-5C8H6F2O2
4-(2'-N-Boc-pyrrole)phenylacetic acid4-(2'-N-BOC-PYRROLE)??????886363-15-1C17H19NO4
2,5,7-trimethyl-8-quinolinol(SALTDATA: FREE)6759-80-4C12H13NO
3-[4-(Bromomethyl)phenyl]-5-methyl-1,2,4-oxadiazole , 97%3-[4-(?????)??]-5-??-1,2,4-?????256956-42-0C10H9BrN2O
1-Methylamino-3-phenoxy-propan-2-ol1-?????-3-???-???-2-OL39631-73-7C10H15NO2
2-hydrazino-1-methyl-1H-benzimidazole(SALTDATA: 1HCl)7022-37-9C8H10N4
1-(2-Fluorophenyl)piperazine Dihydrochloride76835-09-1C10H14ClFN2
5-methyl-1H-indazole-3-carboxylic acid(SALTDATA: H2O 0.1NaCl)5-??-1H-???-3-?????1201-24-7C9H8N2O2
2-Amino-7-chloro-1,8-naphthyridine7-???-1,8-?????-2-??15944-33-9C8H6ClN3
Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)scandium(III), 99% (99.9%-Sc) (REO) [Sc(TMHD)3]15492-49-6C33H57O6Sc
1-[4-(Trifluoromethyl)pyrimidin-2-yl]-1,4-diazepane , 95%1-[4-(????????)????-2-?]-1,4-????238403-48-0C10H13F3N4
3-methyl-1H-indole-2-carboxylic acid(SALTDATA: FREE)10590-73-5C10H9NO2
4'-Methoxy[1,1'-biphenyl]-2-amine4'-???-???-2-???38089-03-1C13H13NO
(2-Fluoro-4,5-dimethoxyphenyl)-(R)-hydroxyacetonitrile(2-????-4,5-??????)-(R)-??????????119085-63-1C10H10FNO3
5-BroMo-2-(piperazin-1-yl)-3-Methylpyridine5-???-2-(????-1-?)-3-?????944582-94-9C10H14BrN3
thieno[2,3-c]pyridin-3-amine, 95%???[XNUM-c]???-2,3-??(3CI)63326-75-0C7H6N2S
3-Cyano-4-(dimethylamino)-2-fluorobenzaldehyde 97%3-???-4-??????-2-??????????148901-53-5C10H9FN2O
2-(4-Methylphenyl)-6-MethyliMidazole[1,2-a]-pyridine-3-acetic Acid (ZolpideM IMpurity)189005-44-5C17H16N2O2
2-Nitrocinnamaldehyde, 98%1466-88-2C9H7NO3
2-Morpholin-4-yl-pyrimidine-5-carbaldehyde2-?????????-5-???????842974-69-0C9H11N3O2
4-Amino-7-methoxyquinazoline21560-97-4C9H9N3O
Tris(ethylenediamine)rhodium(III) chloride trihydrate, min. 98%15004-86-1C6H30Cl3N6O3Rh
Boc-S-diphenylmethyl-L-cysteine21947-97-7C21H25NO4S
2-(2-bromo-4-methylphenoxy)acetamide(SALTDATA: FREE)2-(2-???-4-?????)??????102066-01-3C9H10BrNO2
1-[(4-Fluorophenyl)sulphonyl]pyrrolidine157187-14-9C10H12FNO2S
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