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

?? ?:J & K SCIENTIFIC LTD.
??:-18210857532
???:jkinfo@jkchemical.com
??:China
URL: https://www.jkchemical.com
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5-bromo-N-cyclopropyl-2-thiophenecarboxamide(SALTDATA: FREE)2-??????????,5-???-N-???????-(9CI)495382-05-3C8H8BrNOS
EGTA tetrasodium salt13368-13-3C14H25N2NaO10
UraMil-N,N-diacetic Acid Monohydrate???-N,N-?????13055-06-6C8H9N3O7
DL-Isocitric Acid gaMMa-Lactone??????? ??4702-32-3C6H6O6
(3-BroMobenzyl)diMethylaMine(3-?????)?????4885-18-1C9H12BrN
1-(2-Chloro-4-fluorophenyl)cyclopentanecarboxylic acid1-(2-???-4-??????)??????????,98214263-01-1C12H12ClFO2
PbS quantum dots, 10 nmol/mL dispersion in water, PEG-NH2 functionalized, fluorescence: λem 900 nm?? ?1314-87-0PbS
Vinyltriethylgermane?????????6207-41-6C8H18Ge
1H-Cyclopenta[l]phenanthrene1H-??????[L]????235-92-7C17H12
5-[1-(3,5-dimethylphenoxy)ethyl]-4-ethyl-4H-1,2,4-triazole-3-thiol(SALTDATA: FREE)667413-03-8C14H19N3OS
1-Nitroethene (~ 1 Mole/L in Toluene)??????3638-64-0C2H3NO2
2-bromo-N,N-diethylacetamide(SALTDATA: FREE)2-???-N,N-???-??????2430-01-5C6H12BrNO
3-ethoxy-4-[(3-fluorobenzyl)oxy]benzaldehyde(SALTDATA: FREE)3-ETHOXY-4-[(3-FLUOROBENZYL)OXY]??????346459-54-9C16H15FO3
(4-Chlorobenzyl)hydrazine dihydrochloride1-(4-?????)????????75333-04-9C7H11Cl3N2
Triethoxy(1H,1H,2H,2H-nonafluorohexyl)silane102390-98-7C12H19F9O3Si
2-Phenoxynicotinic acid, 98%2-????????35620-71-4C12H9NO3
3-BroMo-3'-fluoro-4'-Methylbenzophenone3-???-3'-????-4'-??????844879-55-6C14H10BrFO
3-Methoxyphenylmagnesium bromide, 1.0 M solution in THF/toluene(38/62), J&KSeal36282-40-3C7H7BrMgO
3-[(pyridin-3-ylamino)carbonyl]bicyclo[2.2.1]hept-5-ene-2-carboxylic acid(SALTDATA: FREE)200431-54-5C14H14N2O3
cis,cis-Muconic acid, 98%1119-72-8C6H6O4
2-Ethylhexyl Phosphate (Mono- and Di- Ester Mixture)?? ? ???12645-31-7C8H21O5P
3-Hydroxy-(3-beta)-olean-12-en-28-oic acid ethyl ester, 97%??(3??)-3-???????-12-?-28-????110700-49-7C32H52O3
5-(ethoxycarbonyl)-2,4-dimethyl-1H-pyrrole-3-carboxylic acid(SALTDATA: FREE)3,5-???-1H-??-2,4-??????2-??????5408-10-6C10H13NO4
2-(1H-pyrazol-1-yl)propanoic acid(SALTDATA: FREE)956722-93-3C6H8N2O2
2-Chloro-2-fluorocyclopropane-1-carboxylic acid 98%2-???-2-????????????????137081-42-6C4H4ClFO2
[(4-methyl-1,3-thiazol-2-yl)amino](oxo)acetic acid(SALTDATA: FREE)[(4-METHYL-1,3-THIAZOL-2-YL)???](OXO)????82514-68-9C6H6N2O3S
Methyl 1-methyl-1H-indazole-4-carboxylate??1-?????-4-???????1071428-42-6C10H10N2O2
Benzo[1,3]dioxol-5-ylmethyl-(2-methoxy-benzyl)-amine??[1,3]???-5-???-(2-???-??)-??418774-45-5C16H17NO3
(R)-(+)-3-Aminoquinuclidine dihydrochloride, 98%(R)-3-?????????????????123536-14-1C7H16Cl2N2
2-Fluoropropan-1-ol2-???????-1-OL3824-87-1C3H7FO
tert-Tetradecanethiol (Mixture of isoMers)TERT-????????28983-37-1C14H30S
Divinyltetramethyldisilane1450-29-9C8H18Si2
(2,5-dimethoxybenzyl)(4-methoxybenzyl)amine(SALTDATA: HBr)355816-10-3C17H21NO3
3-(3-Methoxyphenyl)pentanedioic acid69061-62-7C12H14O5
2-Iodo-5-nitrotoluene, 98%2-???-5-??????5326-38-5C7H6INO2
D-7-Azatryptophan1H-???[2,3-b]???-3-????,a-???-,(aR)-134235-82-8C10H11N3O2
1-(2-methoxy-4,6-dimethylpyridin-3-yl)methanamine(SALTDATA: FREE)1-(2-???-4,6-???????-3-?)???46002-83-9C9H14N2O
2-[3-(3-methylbutoxy)phenyl]ethanamine(SALTDATA: HCl)2-[3-(3-?????)??]????(SALTDATA:HCl)1178489-28-5C13H21NO
N-(4-Chloro-6-methoxy-2-pyrimidinyl)-N,N-dimethylamineN-(4-CHLORO-6-METHOXY-2-PYRIMIDINYL)-N,N-?????13012-26-5C7H10ClN3O
2-(Pyrrolidin-1-ylsulphonyl)benzeneboronic acid 97%2-(????-1-????)???????97913835-83-3C10H14BNO4S
1-Hydroxycyclopropane-1-carboxylic acid1-????-1-?????? ?????17994-25-1C4H6O3
[1,2]Oxazinane[1,2]????36652-42-3C4H9NO
(5-amino-2-methylphenyl)dimethylamine(SALTDATA: FREE)N1,N1,6-??????-1,3-???6406-67-3C9H14N2
5,6,7,8-Tetrahydro-1,8-Naphthyridin-2-propylamine5,6,7,8-??????-1,8-?????-2-?????206989-41-5C11H17N3
(8-methoxy-3,4-dihydro-2H-chromen-3-yl)amine(SALTDATA: FREE)112904-73-1C10H13NO2
2-[1-(methylsulfonyl)-2-piperidinyl]ethanamine(SALTDATA: HCl)2-[1-(?????)-2-?????]????(SALTDATA:HCl)1018307-27-1C8H18N2O2S
2'-Chloro-[1,1'-biphenyl]-4-carboxaldehyde39802-78-3C13H9ClO
Methyl 2-[2-(dimethylamino)ethoxy]benzoate, 97%18167-29-8C12H17NO3
Bis(2-Mercaptoethyl) Ether?(2??????)???2150-02-9C4H10OS2
9-Benzhydrylidene-10-anthrone, 95%9-????????-10-???667-91-4C27H18O
2-(Methylsulfonyl)phenylboronic acid330804-03-0C7H9BO4S
3-Decylthiophene, 98%65016-55-9C14H24S
7-Amino-1,8-naphthyridine-2,4-diol120537-66-8C9H8N2O2
2-bromo-N-propylbenzamide(SALTDATA: FREE)2-???-N-????????346695-08-7C10H12BrNO
Isobutyl anthranilate???, 2-???-, 2-????? ???7779-77-3C11H15NO2
4-Chloro-6-methoxy-2-(methylthio)pyrimidine, 98%4-???-6-???-2-(????)????89466-42-2C6H7ClN2OS
[3-(3-Phenylpropoxy)phenyl]amine hydrochloride[3-(3-??????)??]?????17399-25-6C15H18ClNO
3-methyl-1-(2-oxopropoxy)-7,8,9,10-tetrahydro-6H-benzo[c]chromen-6-one(SALTDATA: FREE)307550-58-9C17H18O4
N-Phenyl-4-biphenylaMineN-??-4-?????32228-99-2C18H15N
3-Fluoroazetidine hydrochloride, 95%3-???????????617718-46-4C3H7ClFN
1-(cyclobutylcarbonyl)-4-piperidinecarboxylic acid(SALTDATA: FREE)1-(?????????)????-4-????700815-60-7C11H17NO3
TribroMoMethyl Phenyl Sulfone?? ??????? ??17025-47-7C7H5Br3O2S
Diphenyl alpha-Chlorobenzylphosphonate?????-???????????58263-67-5C19H16ClO3P
Di(pyridin-4-yl)Methanone????-4-????(SALTDATA:FREE)6918-15-6C11H8N2O
Oxacillin sodiuM salt1173-88-2C19H18N3NaO5S
Trielaidin537-39-3C57H104O6
Methyl 2-Methoxyphenylacetate2-???????????????27798-60-3C10H12O3
9-Octyl-9-heptadecanol, tech.9-??-9-?????17687-72-8C25H52O
Copper DiethyldithiocarbaMate?????????????13681-87-3C10H20CuN2S4
1,3,5-Tri-O-benzoyl-α-D-ribofuranose, 98%22224-41-5C26H22O8
1-(5-chloro-2-thienyl)butan-1-one(SALTDATA: FREE)1-(5-?????-2-YL)??-1-?32427-77-3C8H9ClOS
3-Chloro-4-(ethoxycarbonyl)benzeneboronic acid, pinacol ester 96%474709-76-7C15H20BClO4
(1Z,3Z)-1,4-Bis(diphenylphosphino)-1,2,3,4-tetraphenyl-1,3-butadiene, Min. 98% Ph4-NUPHOS420120-75-8C52H40P2
6-Trimethylsilyl-N-tert-butyl-2,4-hexadienaldimine6-??????-N-TERT-??-2,4-???????171814-36-1C13H25NSi
N-(2-Cyanoethyl)glycine3088-42-4C5H8N2O2
1-p-Tolylcyclopentanecarbonyl chloride1-P-??-??????????????82278-33-9C13H15ClO
2-Cyano-3-(trifluoroMethyl)phenylboronic acid neopentyl glycol ester2-???-3-(????????)????????????????883899-03-4C13H13BF3NO2
3-(Benzyldimethylammonio)propanesulfonate, 98%81239-45-4C12H19NO3S
3-(Cyclohexylcarbamoyl)-5-fluorobenzeneboronic acid 98%3-(CYCLOHEXYLCARBAMOYL)-5-?????????874219-42-8C13H17BFNO3
2-AMino-7-nitrofluorene2-???-7-???????1214-32-0C13H10N2O2
4-oxo-3,4-dihydroquinazoline-2-carboxylic acid(SALTDATA: 0.65H2O)4-OXO-3,4-?????????-2-?????29113-34-6C9H6N2O3
4-(4-oxo-3,4-dihydroquinazolin-2-yl)butanoic acid(SALTDATA: FREE)4-(4-??-3,4-?????????-2-?)???(SALTDATA:FREE)95494-51-2C12H12N2O3
1-[1-(4-fluorophenyl)-3,5-dimethyl-1H-pyrazol-4-yl]methanamine(SALTDATA: HCl)957428-73-8C12H14FN3
3,3',5-Trifluoro-4'-Methoxybenzophenone4-METHOXY-3,3',5'-??????????844885-14-9C14H9F3O2
3-Carboxy-5-fluorobenzeneboronic acid 98%(3-CARBOXY-5-FLUORO)?????871329-84-9C7H6BFO4
3-[(4,6-Dimethoxypyrimidin-2-yl)oxy]pyridine-2-carboxylic acid3-[(4,6-????????-2-YL)??]???-2-?????113582-66-4C12H11N3O5
5-chloro-3-ethyl-1-methyl-1H-pyrazole-4-carbaldehyde(SALTDATA: FREE)128564-56-7C7H9ClN2O
4-Isopropylphenyl isocyanate, 98%31027-31-3C10H11NO
5-Bromo-1-pentanol, 90%5-????-1-?34626-51-2C5H11BrO
2-[(4-amino-6-hydroxy-2-pyrimidinyl)thio]-N,N-dimethylacetamide(SALTDATA: FREE)571922-95-7C8H12N4O2S
5-Bromo-3-iodo-1-triisopropylsilanyl-1H-pyrrolo[2,3-b]pyridine875639-49-9C16H24BrIN2Si
(1-methyl-1H-imidazol-5-yl)acetonitrile(SALTDATA: HCl)1H-????-5-??????,1-??-(9CI)41065-01-4C6H7N3
3-Benzyloxyphenylglyoxal hydrate 95%3-?????????????69736-33-0C15H14O4
(1S,2S)-2-(Diphenylphosphino)-1-aminocyclohexane, min. 97%452304-63-1C18H22NP
Indirubin, 98%, from Isatis tinctoria479-41-4C16H10N2O2
(4-Nitrophenyl)-α-D-maltohexaoside, 98%4-?????-??-D-????????74173-30-1C42H65NO33
N-Methylpropylamine, 96%627-35-0C4H11N
Ethyl cis-2-hydroxy-1-cyclohexanecarboxylate, 98%??CIS-2-?????-1-????????????,986149-52-6C9H16O3
1-(3,5-dimethyl-4-nitro-1H-pyrazol-1-yl)acetone(SALTDATA: FREE)1002651-00-4C8H11N3O3
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