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

?? ?:J & K SCIENTIFIC LTD.
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???:jkinfo@jkchemical.com
??:China
URL: www.jkchemical.com
? ?? ?:96815
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Silver acetate, 99%563-63-3C2H3AgO2
Methyl decanoate, 98%?? ????110-42-9C11H22O2
1,4-Dihydro-2-(methylthio)-4-oxo-5-pyrimidinecarboxylic acid ethyl ester, 98%1,4-DIHYDRO-2-(????)-4-OXO-5-????-???????????53554-29-3C8H10N2O3S
(2-Nitrophenyl)-β-D-cellobioside, 98%70867-33-3C18H25NO13
4-Aminosalicylic acid, 99%4-?????? ?65-49-6C7H7NO3
5-Methyl-1-(2-nitrophenyl)-1H-pyrazole-3-carboxylic acid103856-74-2C11H9N3O4
5-Norbornene-2-carbonitrile, 98.5%, mixture of endo and exo5-???-2-??????95-11-4C8H9N
7-bromo-4-chloroquinoline, 95%75090-52-7C9H5BrClN
2-Amino-5-bromo-4,6-dichloropyrimidine 97%5-???-4,6-????????-2-??7781-26-2C4H2BrCl2N3
2-[(2-amino-6-chloro-4-pyrimidinyl)amino]ethanol(SALTDATA: FREE)2-[(2-???-6-???-4-?????)???]???(?????:??)2846-77-7C6H9ClN4O
3,6-Dichloro-2-hydroxybenzoic-[13C6] Acid3401-80-7C7H4Cl2O3
1-[1-(1-pyrrolidinylmethyl)cyclopropyl]methanamine(SALTDATA: FREE)1-[1-(1-PYR??????)???????]???1001345-81-8C9H18N2
2'-Deoxy-5-fluorocytidine2'-???-5-???????10356-76-0C9H12FN3O4
(S)-N-1-Boc-N-4-Cbz-2-Piperazine carboxylic acid(S)-N-1-Boc-N-4-Cbz-2-?????????138775-03-8C18H24N2O6
Glycyl-DL-leucine688-14-2C8H16N2O3
3-isoxazol-5-ylpropanoic acid(SALTDATA: FREE)5-????????98140-73-9C6H7NO3
Methyl 5-methyl-2-furoate??5-??-2-?????2527-96-0C7H8O3
4-(4-Bromobenzenesulfonyl)morpholine834-67-3C10H12BrNO3S
4-Oxo-2-azetidinecarboxylic acid4-??????-2-?????98019-65-9C4H5NO3
Butanal-DNPH1527-98-6C10H12N4O4
2-Butylboronic acid??-2-???88496-88-2C4H11BO2
2-Isopropoxybenzaldehyde2-ISO-??????????22921-58-0C10H12O2
N-ForMyl-L-tyrosine13200-86-7C10H11NO4
3-(2-methyl-1H-imidazol-1-yl)propan-1-amine(SALTDATA: 2HCl)3-(2-??-1H-????-1-?)?????2258-21-1C7H13N3
3-(3-Fluorophenyl)prop-2-yn-1-ol3-(3-FLUORO-??)-PROP-2-YN-1-OL197239-54-6C9H7FO
(2S,3S)-(+)-2,3-Butanediol, min. 97%19132-06-0C4H10O2
o-Tolylmagnesium bromide, 2.0 M solution in diethyl ether, J&KSeal932-31-0C7H7BrMg
Nickel(II) sulfate hexahydrate, 99%, analytical grade????, ???????10101-97-0H4NiO5S
Isoimperatorin, 98%, from Angelica dahurica482-45-1C16H14O4
4-Methoxybenzyl bromide, 95%, stabilized with 5 wt.% K2CO32746-25-0C8H9BrO
4-Bromo-3-chlorotoluene6627-51-6C7H6BrCl
4-(1H-pyrazol-1-yl)benzonitrile, 95%4-PYRAZOL-1-YL-?????25699-83-6C10H7N3
Phenyl trifluoromethanesulfonate, 98%17763-67-6C7H5F3O3S
Methyl 4-chloro-6-(trifluoromethyl)thieno[3,4-b]pyridine-1-carboxylate 97%??4-???-6-(????????)???[3,4-B]-???-1-???????175203-40-4C10H5ClF3NO2S
3-Amino-5-(tert-butyl)thiophene-2-carboxamide 98%3-???-5-(TERT-??)???-2-???????175137-04-9C9H14N2OS
Mercury(II) trifluoroacetate13257-51-7C4F6HgO4
4-methyl-2-(4-methylphenyl)pyrimidine-5-carboxylic acid(SALTDATA: FREE)4-??-2-(4-????)????-5-?????(SALTDATA:FREE)861583-66-6C13H12N2O2
N,N-dimethyl-N'-(tetrahydrofuran-2-ylmethyl)ethane-1,2-diamine(SALTDATA: FREE)915921-74-3C9H20N2O
2-Amino-4,5,6,7-tetrahydro-thiazolo[5,4-c]pyridine trihydrochloride2-???-4,5,6,7-??????-????[5,4-C]???3HCL17899-47-7C6H10ClN3S
6-(tert-butoxycarbonyl)-6-azaspiro[2.5]octane-1-carboxylic acid(SALTDATA: FREE)6-(tert-???????)-6-?????[2.5]??-1-?????(SALTDATA:??)871727-05-8C13H21NO4
2,4-Difluoro-3-methylbenzoyl chloride2,4-?????-3-??????????112857-70-2C8H5ClF2O
2,4-Dihydroxynicotinic acid2,4-?????????856214-16-9C6H5NO4
Ethyl 4-[4-aminosulfonyl)phenyl]-5-cyanamide-4,5-dihydro-1,3,4-thiadiazole-2-carboxylate444791-17-7C12H11N5O4S2
Ethyl 3-(3-nitrophenyl)-3-oxopropanoate , 97%??3-(3-?????)-3-?????????52119-38-7C11H11NO5
1,3-Bis(2,6-di-i-propylphenyl)imidazol-2-ylidene(1,4-naphthoquinone)palladium(0) dimer, 96%649736-75-4C74H84N4O4Pd2
1,7-Dichlorooctamethyltetrasiloxane, 92%2474-02-4C8H24Cl2O3Si4
3,4-Diethyl-pyrrol, 98%3,4-?????16200-52-5C8H13N
2-Hydroxy-3-methoxy-3,3-diphenylpropanoic acid methyl ester, 99%??????,a-????-b-???-b-??-,??????178306-47-3C17H18O4
1-(3-Dimethylaminopropyl)-3-ethylcarbodiimide, 97%1892-57-5C8H17N3
(4-Methylumbelliferyl)-α-L-iduronide cyclohexylammonium salt, 98%66895-33-8C22H29NO9
(β,β-Dimethylacryl)shikonin, 98%, from Lithospermum erythrorhizon Sieb. & Zucc.(??,??-???????)???24502-79-2C21H22O6
N-Benzylphthalimide, 98%N-???????2142-01-0C15H11NO2
Bis[2-(2-benzothiazolyl)phenolato]zinc(II), 98%58280-31-2C26H16N2O2S2Zn
Dichloromethylvinylsilane, 97%???????????124-70-9C3H6Cl2Si
Manganese(III) fluoride, 98%7783-53-1F3Mn
Thiazole-5-carboxaldehyde, 97%1003-32-3C4H3NOS
4-Amino-2,6-dichloropyrimidine, 96%10132-07-7C4H3Cl2N3
Ethyl 3-iodobenzoate, 99%58313-23-8C9H9IO2
Tetrachlorohydroquinone????????????87-87-6C6H2Cl4O2
1-(3-methyl-2-pyridinyl)-1-propanamine(SALTDATA: FREE)1-(3-??-2-????)-1-?????1015846-40-8C9H14N2
Methyl-1H-benzotriazole (Mixture)??-1H-??????29385-43-1C9H9N3
5-tert-Butyl-1-(4-nitro-phenyl)-1H-pyrazole-3-carboxylic acid817172-32-0C14H15N3O4
(R)-1,1-Diphenyl-2-aminopropane(R)-1,1-???-2-??????67659-36-3C15H17N
2,4-Difluoro-5-methylbenzoic acid2,4-?????-5-?????367954-99-2C8H6F2O2
2-(4-tert-Butylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane4-TERT-???????,???????214360-66-4C16H25BO2
N,N'-Bis(5-hydroxysalicylidene)ethylenediaMineN,N-BIS(2,5-?????????)??????124061-43-4C16H16N2O4
7-Nitro-3,4-dihydro-2H-1,4-benzoxazine120711-81-1C8H8N2O3
4,6-Dimethyl-1,3,5-triazin-2-amine hydrate, 95%+4,6-???-1,3,5-????-2-?????175278-59-8C5H10N4O
1-(3-Phenylpropyl)-2-thiourea1-(3-?????)-2-?????93168-20-8C10H14N2S
1-(2-thienyl)propan-2-amine(SALTDATA: FREE)1-??-2-???-2-?-????30433-93-3C7H11NS
4-AMino-5-trifluoroMethylbenzoic Acid4-???-3-(????????)???3-????????-4-??????400-76-0C8H6F3NO2
N,N,N',N'-Tetrakis(2-hydroxyethyl)ethylenediaMine?????????????????140-07-8C10H24N2O4
(Triphenylphosphoranylidene)ketene15596-07-3C20H15OP
2-AMino-5-cyclopropyl-1,3,4-thiadiazole2-???-5-???????-1,3,4-?????57235-50-4C5H7N3S
3,4-Dimethylanisole4685-47-6C9H12O
3-ethylisoxazole-5-carboxylic acid(SALTDATA: 0.08NaCl)3-??????-5-?????14633-21-7C6H7NO3
2-(1 H -Benzoimidazol-2-ylsulfanyl)-butyric acid2-(1H-BENZOIMIDAZOL-2-YLSULFANYL)-????21547-71-7C11H12N2O2S
2-Methyl-5-(4-methylphenyl)-3-furoic acid , 97%2-??-5-(4-????)-3-???111787-86-1C13H12O3
6-methoxy-3-quinolinamine(SALTDATA: HCl)3-???-6-??????29507-86-6C10H10N2O
4-[(5-Bromo-2-pyrimidinyl)oxy]benzenecarbonitrile4-[(5-???????-2-?)??]?????887430-98-0C11H6BrN3O
2-(4-Oxo-4 H -quinazolin-3-yl)-propionic acid435345-19-0C11H10N2O3
2-(4-broMophenoxy)acetaMide (SALTDATA: FREE)2-(4-??????)??????35368-75-3C8H8BrNO2
2,4,5-trimethoxybenzohydrazide(SALTDATA: FREE)???,2,4,5-?????-,?????(9CI)588677-34-3C10H14N2O4
Boc-D-Pen(pMeBzl)-OH·DCHABOC-??,??-????-D-CYS(PMEBZL)-OH198470-36-9C30H50N2O4S
2-Propionylpyridine2-????????3238-55-9C8H9NO
(4-Methoxyphenyl)(phenyl)acetic acid2-(4-?????)-2-??????21749-83-7C15H14O3
(4-fluorobenzyl)(2-methoxy-1-methylethyl)amine(SALTDATA: HCl)(4-FLUORO-BENZYL)-(2-METHOXY-1-METHYL-ETHYL)-??418786-13-7C11H16FNO
3-Methyloxetane-3-carboxylic acid3-????????,3-??28562-68-7C5H8O3
Ethyl DL-3-AcetoxybutyrateDL-3-??????????????27846-49-7C8H14O4
2-Chloro-5-(4-chlorophenyl)nicotinonitrile2-???-5-(4-?????)???????35982-99-1C12H6Cl2N2
4-[(2-Chlorobenzyl)oxy]-3-methoxybenzoic acid4-(2-???-????)-3-???-???113457-27-5C15H13ClO4
1,1,2,3,3,3-Hexafluoropropyl dichloromethyl ether1,1,2,3,3,3-HEXAFLUOROPROPYLDICHLOROMETHYL???56860-82-3C4H2Cl2F6O
5-amino-2,4-dichlorobenzoic acid(SALTDATA: FREE)19861-63-3C7H5Cl2NO2
4-Benzoyldihydro-2(3H)-furanone4-????????-2(3H)-???21034-22-0C11H10O3
Monoethyl 4-Oxoheptanedioate3-????-1,5-??????????????1506-55-4C9H14O5
3-chloro-N-(4-chloro-2-fluorophenyl)propanamide(SALTDATA: FREE)3-???-N-(4-???-2-??????)??????545385-13-5C9H8Cl2FNO
1H-Indole-7-carbohydrazide1H-??-7-????321309-24-4C9H9N3O
ethyl 3-amino-6-methylthieno[2,3-b]pyridine-2-carboxylate(SALTDATA: FREE)??3-???-6-?????[2,3-b]???-2-???????52505-51-8C11H12N2O2S
5-iodo-2-(1H-pyrrol-1-yl)pyridine(SALTDATA: FREE)5-IODO-2-(1H-PYRROL-1-YL)???338748-93-9C9H7IN2
tri-n-Butyliodotin7342-47-4C12H27ISn
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