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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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4-(3-Chloropyridin-2-yl)morpholine54231-36-6C9H11ClN2O
N,N'-Disuccinimidyl carbonate, 99%?(N-?????)?????74124-79-1C9H8N2O7
Diethyl [2-(indol-3-yl)-2-oxoethyl]phosphonate???[2-(??-3-?)-2-????]??????850231-86-6C14H18NO4P
Allyldichloromethylsilane, 97%1873-92-3C4H8Cl2Si
3,5-dimethyl-1H-pyrazol-4-amine(SALTDATA: FREE)4-???-3,5-???-???5272-86-6C5H9N3
Brilliant Yellow, dye content 70%, indicator????? ??3051-11-4C26H21N4NaO8S2
N~1~,N~1~-dimethyl-1-(4-methylphenyl)-1,2-ethanediamine(SALTDATA: FREE)N-[2-???-1-(4-????)??]-N,N-?????889939-66-6C11H18N2
Bis[2-carboxyethylgerManiuM(IV)] Sesquioxide??????12758-40-6C6H10Ge2O7
2-[2-(Dimethylamino)ethoxy]benzoic acid , 95%2-[2-(??????)???]???95206261-66-7C11H15NO3
2-Bromopropanamide2-??????????5875-25-2C3H6BrNO
2-Thiophenecarboxaldehyde, 98%2-?????????????98-03-3C5H4OS
4-Aminobenzoic acid, 99%4-??????150-13-0C7H7NO2
4-Benzyloxyaniline hydrochloride, 98%51388-20-6C13H14ClNO
5-Chloro-2-fluorobenzenesulfonamide, 99%351003-57-1C6H5ClFNO2S
trans-2,4-Difluorocinnamic acid, 98%2,4-DIFLUOROCINNAMIC?94977-52-3C9H6F2O2
Thymolphthalein, indicator??????125-20-2C28H30O4
2-Amino-5-methylpyridine, 99%1603-41-4C6H8N2
3-Octylthiophene, 98.5%65016-62-8C12H20S
3-(aminomethyl)-N-methylbenzamide(SALTDATA: HCl)3-(?????)-N-???????(SALTDATA:HCl)515131-51-8C9H12N2O
Isoxazole-5-carboxylic acid 98%????-5-??????21169-71-1C4H3NO3
1,2,3,4,6-Penta-O-pivaloyl-D-Mannopyranose1,2,3,4,6-??-O-????-D-??????220017-47-0C31H52O11
2,4,5-Trifluoro-3-methoxybenzoic acid3-???-2,4,5-?????????11281-65-5C8H5F3O3
2-Dodecanol10203-28-8C12H26O
4-Bromo-3-fluorobenzoic acid153556-42-4C7H4BrFO2
3,3'-Diaminobenzidine tetrahydrochloride hydrate, 98%868272-85-9C12H17ClN4O
4-Bromoisopropylbenzene, 95%586-61-8C9H11Br
3-BroMo-2-fluoro-5-Methylpyridine17282-01-8C6H5BrFN
5-Fluoro-2-hydroxyphenylboronic acid259209-20-6C6H6BFO3
p-Tolyl Phenylacetate101-94-0C15H14O2
5-Pyridin-3-yl-1,3,4-oxadiazol-2-ylaMine5-???-3-YL-1,3,4-?????-2-???5711-73-9C7H6N4O
(4-Acetylphenoxy)acetic Acid1878-81-5C10H10O4
5-Formylimidazo[1,2-a]pyridine????[1,2-a]???-5-????????(9CI)372147-50-7C8H6N2O
1-Triphenylphosphoranylidene-2-propanone, 99%1-(???????????)-2-????1439-36-7C21H19OP
3-Pyridylacetic acid hydrochloride, 98%3-??????? ?????????6419-36-9C7H8ClNO2
1-Methylpiperidine-4-carboxylic acid, 98%1-??-????-4-?????68947-43-3C7H13NO2
4-Hydroxyphenylboronic acid, 98%71597-85-8C6H7BO3
Ethanol-d6, anhydrous, 99 atom%D1516-08-1C2D6O
N,N-Dimethylformamide-d7, 99.5 atom%D4472-41-7C3H7NO
Platinum-ruthenium/tetra-n-octylammonium chloride colloid (~7 wt% Pt, ~3.5 wt% Ru)???7440-06-4Pt
Sodium salicylate, 99%???? ???54-21-7C7H5NaO3
Choline chloride, 98%????67-48-1C5H14ClNO
Methyl 4-chloro-4-oxobutanoate1490-25-1C5H7ClO3
3,5-dichloro-1-(tetrahydro-2-furanyl)-1H-1,2,4-triazole(SALTDATA: FREE)1243250-17-0C6H7Cl2N3O
5-Hydroxyindan1470-94-6C9H10O
Heptafluoro-2-iodopropane, 99%677-69-0C3F7I
Piperazine-1-carboxylic acid diethylamide, 98%????-1-???????????119-54-0C9H19N3O
[1-(6-Methylpyrazin-2-yl)piperid-3-yl]methylamine , 97%1-(6-?????-2-YL)????-3-YL]????941716-82-1C11H18N4
Trioctadecyl Borate5337-41-7C54H111BO3
3-(Pyrid-2-yloxy)benzaldehyde , 97%3-(???-2-???)??????137386-78-8C12 H9 N O2
(S)-(-)-4-Amino-2-hydroxybutyric acid, 98%40371-51-5C4H9NO3
p-Anisaldehyde, 99%???????123-11-5C8H8O2
Dibutyl sulfide, 99%??????544-40-1C8H18S
4-Bromo-1-methyl-3-trifluoromethyl-1H-pyrazole, 97%4-???-1-??-3-(????????)-1H-???497832-99-2C5H4BrF3N2
Methyl propiolate, 98.5%?? ???????922-67-8C4H4O2
4-Cyano-3-fluorophenyl trans-4-ethylcyclohexanecarboxylate4-???-3-?????????-4-??????????????90525-56-7C16H18FNO2
1-Butylpiperazine, 98%5610-49-1C8H18N2
L-(-)-Arabitol, 99%7643-75-6C5H12O5
Rhodamine B, AR??? B81-88-9C28H31ClN2O3
o-Phthalaldehyde, 99%o-??????643-79-8C8H6O2
2,4-Dichloro-1-fluorobenzene, 99%1,3-????-4-??????1435-48-9C6H3Cl2F
Ethyl Red [not Cyanin dyes]76058-33-8C17H19N3O2
N-Cbz-trans-1,4-cyclohexanediamine1-N-CBZ-TRANS-1,4-?????????149423-77-8C14H20N2O2
Tazobactam;Tazobactan acid?????89786-04-9C10H12N4O5S
(3E)-2-Oxo-4-phenylbut-3-enenitrile(E)-2-??-4-????-3-????60299-77-6C10H7NO
5-(aminomethyl)-N-methyl-2-furamide(SALTDATA: 1HCl 0.025(C6H5)3PO)1210706-38-9C7H10N2O2
2-Bromo-6-methylpyridine, 98%5315-25-3C6H6BrN
Sulfoacetic acid disodium salt, 99%???????????5462-60-2C2H5NaO5S
Cinnamonitrile, 97%1885-38-7C9H7N
(1,3-Dioxolan-2-yl)acetonitrile2-(?????)-1,3-????26118-19-4C5H7NO2
3,5-dimethylpyridine-2-carboxylic acid, 95%4733-68-0C8H9NO2
Digitonin, 50%????11024-24-1C56H92O29
Fmoc-Lys(Me)2-OH·HCl252049-10-8C23H29ClN2O4
5-Methylthiophene-2-carbonyl chloride , 97%5-??-???-2-?????????31555-59-6C6H5ClOS
[2-(1H-Pyrrol-1-yl)phenyl]methanol, 97%[2-(1H-PYRROL-1-YL)PHENYL]???61034-86-4C11H11NO
3,4,4'-TriaMinodiphenyl Ether3,4,4'-???????????6264-66-0C12H13N3O
DL-Phenylalanine-d11DL-?????-D11205829-16-9C9D11NO2
2,3,5,6-Tetrafluoro-4-(trifluoroMethyl)benzenethiol4-????????-2,3,5,6-???????????651-84-3C7HF7S
5-Acetyl-2-phenyl-1,3-thiazole10045-50-8C11H9NOS
6-Hydroxy-1-(4-methylphenyl)-1,3-hexanedione6-?????-1-(4-????)-1,3-????69745-21-7C13H16O3
3-[(4-amino-1-piperidinyl)methyl]phenol(SALTDATA: FREE)3-[(4-???????-1-?)??]??946679-47-6C12H18N2O
Pentafluoroethyl methyl ether?????????????22410-44-2C3H3F5O
(3-phenoxypropyl)amine(SALTDATA: HCl)3-???-?????7617-76-7C9H13NO
2,2,3,3-Tetrafluoropropyl trifluoromethane-sulfonate2,2,3,3-??????????????????????6401-02-1C4H3F7O3S
2,5-Bis(2,2,2-trifluoroethoxy)benzenesulfonyl chloride2,5-BIS(2,2,2-?????????)??????????152457-95-9C10H7ClF6O4S
3-Chloro-4-(trifluoromethyl)benzyl amine3-???-4-(????????)????361393-93-3C8H7ClF3N
4-Chloro-N-1,3,4-thiadiazol-2-ylbutanamide4-???-N-(1,3,4-?????-2-?)?????544700-56-3C6H8ClN3OS
Malonaldehyde Dianilide Hydrochloride50328-50-2C15H15ClN2
2-Methyl-2-(1H-pyrrol-1-yl)propan-1-ol, Tech.499771-22-1C8H13NO
1-(Ethoxy)nonafluorobutane???????????163702-05-4C6H5F9O
3-(4-methylphenyl)-1H-pyrazole-4-carbaldehyde(SALTDATA: FREE)3-P-??-1H-???-4-?????????350988-62-4C11H10N2O
2-Methyl-4-(3-methyl-ureido)-benzenesulfonylchloride2-??-4-(3-??-????)-????????678185-70-1C9H11ClN2O3S
1-(4-Bromophenyl)-1-(4-methoxyphenyl)methylamine1-(4-?????)-1-(4-?????)????886362-84-1C14H14BrNO
[2-(4-Methyl-piperidin-1-yl)-2-oxo-ethylsulfanyl]-acetic acid[2-(4-METHYL-PIPERIDIN-1-YL)-2-OXO-ETHYLSULFANYL]-????436087-11-5C10H17NO3S
3-(2-Phenoxyphenyl)acrylic acid3-(2-?????)????95433-16-2C15H12O3
N1-(1-Isopropyl-2-methylpropyl)-2-bromo-2-methylpropanamide , 97%69959-91-7C11H22BrNO
4-(ethoxymethyl)piperidine(SALTDATA: HCl)4-(?????)????265108-38-1C8H17NO
(5-bromo-2-methoxybenzyl)[2-(4-methoxyphenyl)ethyl]amine(SALTDATA: HBr)355382-22-8C17H20BrNO2
2-(2-Bromophenyl)furan, 97%2-(2-?????)??38527-58-1C10H7BrO
3-Chloro-3',4'-diMethylbenzophenone3-???-3',4'-???????844884-97-5C15H13ClO
1-[1-(2-chlorophenyl)-1H-pyrazol-4-yl]ethanone(SALTDATA: FREE)925155-57-3C11H9ClN2O
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