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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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1,4-DibroMo-2,5-diiodobenzene1,4-????-2,5-??????63262-06-6C6H2Br2I2
3-Bromo-2-(4-isocyanatophenyl)thiophene , 97%3-???-2-(4-????????)???941716-97-8C11H6BrNOS
N,N,N',N'-Tetramethyl-1,3-propanediamine, 98%?????-1,3-???????110-95-2C7H18N2
4-(2-Oxo-benzooxazol-3-yl)-butyric acid, 97%13610-66-7C11H11NO4
4-(chloromethyl)-2-(3-fluorophenyl)-5-methyl-1,3-oxazole(SALTDATA: FREE)884504-76-1C11H9ClFNO
(Z)-4-Benzylamino-4-oxobut-2-enoic acidN-???????15329-69-8C11H11NO3
[1,2,4]Triazolo[1,5-a]pyridin-8-amine[1,2,4]?????[1,5-A]???-8-??31052-95-6C6H6N4
4-allyl-5-(2-methyl-3-furyl)-4H-1,2,4-triazole-3-thiol(SALTDATA: FREE)522597-61-1C10H11N3OS
2-Nitrobenzhydrazide606-26-8C7H7N3O3
Chloro(1,5-cyclooctadiene)(pentamethylcyclopentadienyl)ruthenium(II), 98%???(1,5-CYCLOOCTADIENE)(PENTAMETHYLCYCLOPENTADIENYL)???(II)92390-26-6C18H27ClRu5*
Boc-2-chloro-D-phenylalanine80102-23-4C14H18ClNO4
Fmoc-1-amino-4-oxo-cyclohexane carboxylic acid, 97%N-FMOC-???-4-?????????????285996-74-9C22H21NO5
4'-[(3,4-Dichlorobenzyl)oxy]acetophenone1-(4-[(3,4-??????)??]??)??-1-?170916-55-9C15H12Cl2O2
4-Benzyloxyphenylacetic acid, 98%6547-53-1C15H14O3
4-Benzylpiperidine4-??????31252-42-3C12H17N
2-Chloro-4-(trifluoromethoxy)aniline, 95%69695-61-0C7H5ClF3NO
Ethyl 2-amino-4-thiazoleacetate, 99%??2-???-4-????????53266-94-7C7H10N2O2S
Nα-Boc-Nγ-(9-xanthenyl)-L-asparagine, 98%65420-40-8C22H24N2O6
4-Piperazinophenol dihydrobromide, 98%4-?????????????????38869-37-3C10H16Br2N2O
Chloro(dodecyl)dimethylsilane, 95%66604-31-7C14H31ClSi
Guanine, 99%???73-40-5C5H5N5O
3-[4-(TrifluoroMethoxy)phenyl]propanoic acid2-(4-???????????)?????886499-74-7C10H9F3O3
[(4-methyl-1,3-thiazol-2-yl)thio]acetic acid(SALTDATA: FREE)(4-METHYL-THIAZOL-2-YLSULFANYL)-????5685-17-6C6H7NO2S2
Methyl 3-AMino-2-Methylbenzoate18583-89-6C9H11NO2
Guanethidine HeMisulfate60-02-6C10H22N4.1/2H2O4S
Bis(3-amino-4-hydroxyphenyl) sulfone, 98%7545-50-8C12H12N2O4S
4-Aminophenyl β-D-thioglucopyranoside58737-22-7C12H17NO5S
Chelidonic acid monohydrate, 96%????????6003-94-7C7H6O7
D-alpha-Tocopherylquinone????7559-04-8C29H50O3
3-Chloropivalic Acid13511-38-1C5H9ClO2
2-Hydroxy-6-Methylisonicotinic acid2-????-6-?????-4-?????86454-13-9C7H7NO3
2-(tert-Butylamino)-3,6,7-trichloroquinoxaline 96%281211-09-4C12H12Cl3N3
2-chloro-N-5-quinolinylacetamide(SALTDATA: FREE)2-???-N-???-5-??????121221-08-7C11H9ClN2O
5-Nitrofluorescein (isoMer I)4-???????3326-35-0C20H11NO7
Methyl Red sodium salt, indicator (pH 4.2 - 6.4), ACS reagent?? ??, ??? ?845-10-3C15H16N3NaO2
Barium iodide, anhydrous, min. 97%?? ??????13718-50-8BaI2
6-Bromo-1-hexene, 97%6-???-1-??2695-47-8C6H11Br
2-Fluoro-3-methoxybenzaldehyde, 97%103438-88-6C8H7FO2
1,3-Cyclopentanediol, 95%, mixture of cis and trans1,3-????????59719-74-3C5H10O2
2-Methyl-5-nitrophenol, 99%5-????-2-???5428-54-6C7H7NO3
1-(2-Ethoxyphenyl)piperazine Hydrochloride1-(2-?????)???????83081-75-8C12H19ClN2O
1-(1,3-benzodioxol-5-yl)ethanamine(SALTDATA: FREE)1-??[1,3]???-5-?-????121734-64-3C9H11NO2
(4,6-dimethyl-2-oxo-2,3-dihydro-1H-indol-3-yl)acetic acid(SALTDATA: FREE)915922-61-1C12H13NO3
3-Iodoacetophenone3'-????????14452-30-3C8H7IO
3-BroMo-5-Methoxytoluene29578-83-4C8H9BrO
2-Furylmethyl isothiocyanate, 95%+2-?????????????4650-60-6C6H5NOS
3,4-Dimethylphenylhydrazine hydrochloride, 98%60481-51-8C8H13ClN2
1-[1-(1-pyrrolidinyl)cyclohexyl]methanamine(SALTDATA: 2HCl)1-[1-(1-?????)?????]????(SALTDATA:2HCl)744980-79-8C11H22N2
(R)-(+)-alpha-Methylbenzyl Isocyanate33375-06-3C9H9NO
2-Fluoro-1-methylpyridinium p-toluenesulfonate, 98%2-????-1-?????????-4-?????58086-67-2C13H14FNO3S
4-Fluorobenzoic hydrazide, 98%4-??????? ???????456-06-4C7H7FN2O
2,3-Dihydrofuran, 99%???????(2,3-)1191-99-7C4H6O
3,4-Difluorophenyl isocyanate, 98%42601-04-7C7H3F2NO
3-(Dimethylcarbamoyl)-5-fluorobenzeneboronic acid 98%874219-39-3C9H11BFNO3
5-Amino-1-methyl-1H-pyrazole-4-carbaldehyde , 97%5-???-1-??-1H-???-4-???????62564-90-3C5H7N3O
4,4'-Difluorobenzhydryl Chloride27064-94-4C13H9ClF2
2-Amino-4-hydroxy-5-phenyl-1,3-thiazole2-???-5-??-1,3-???-4-OL98879-58-4C9H8N2OS
Tetraethylene glycol, 99.5%?????? ???112-60-7C8H18O5
3-Bromobenzotrifluoride, 99%3-?????????????401-78-5C7H4BrF3
4-Hydroxypyridine-2-carboxylic acid, 95%22468-26-4C6H5NO3
3-Bromothiophene-2-carboxylic acid, 98%7311-64-0C5H3BrO2S
5-(4-fluorophenyl)-1,3,4-thiadiazol-2-amine(SALTDATA: FREE)942-70-1C8H6FN3S
2,3,4,5,6-Pentafluorobenzonitrile, 99%??????????773-82-0C7F5N
(3,5-dimethyl-1H-pyrazol-1-yl)acetic acid(SALTDATA: FREE)(3,5-???-???-1-YL)-????16034-49-4C7H10N2O2
2-Chloro-N-[4-chloro-2-(2-chlorobenzoyl)phenyl]acetamide, 97%2-???-N-[4-???-2-(2-??????)??]??????14405-03-9C15H10Cl3NO2
2-methoxy-2-(2-thienyl)ethanamine(SALTDATA: FREE)64635-26-3C7H11NOS
Iminodibenzyl, 97%10,11-??????-5H-????[b,f]???494-19-9C14H13N
N-Phthaloyl-L-phenylalanine, 98%5123-55-7C17H13NO4
2-oxoindoline-5-carboxylic acid, 95%5-???????102359-00-2C9H7NO3
2,5-Dibromoisonicotinic acid, 97%2,5-??????????942473-59-8C6H3Br2NO2
Cyclohexanone p-Toluenesulfonylhydrazone4545-18-0C13H18N2O2S
4-Maleimidobutyric acid N-hydroxysuccinimide ester, 98%80307-12-6C12H12N2O6
2,2-Difluoroethyl trifluoromethanesulfonate, 98%74427-22-8C3H3F5O3S
2-Chloro-5-fluorobenzylamine2-???-5-FLUOROBENZYLAMINE202522-23-4C7H7ClFN
3-Pyrazol-1-yl-phenylboronic acid pinacol ester852227-94-2C15H19BN2O2
thieno[3,2-c]pyridin-3-amine, 95%???[3,2-c]???-3-??1159511-16-6C7H6N2S
Dansyl fluoride, 98%?????34523-28-9C12H12FNO2S
Pyridine-4-boronic acid hydrochloride???-?????913835-65-1C5H7BClNO2
2-Fluoro-5-(hydroxymethyl)benzonitrile?????,2-????-5-(??????)-(9CI)227609-85-0C8H6FNO
N-Acetyl-L-aspartic acidN-???-L-??????997-55-7C6H9NO5
N-Benzylbenzamide, 98%1485-70-7C14H13NO
5-Acetylthiophene-2-carboxylic Acid5-??????-2-?????4066-41-5C7H6O3S
2,5-Difluorophenyl Isocyanate39718-32-6C7H3F2NO
5-Methoxyisatin, 98%39755-95-8C9H7NO3
1-Boc-3-hydroxyazetidine, 97%1-N-Boc-3-?????????141699-55-0C8H15NO3
tert-Butyl piperidine-3-carboxylate3-????????T-??????HCL301180-05-2C10H19NO2
1,4-Dichloro-2-iodobenzene, 98%29682-41-5C6H3Cl2I
Methyl 4-amino-2,3-difluoro-5-nitrobenzoate??4-???-2,3-?????-5-????????284030-58-6C8H6F2N2O4
n-Triacontyldimethylchlorosilanetech grade70851-52-4C32H67ClSi
4-(DiMethylaMino)-1-(triphenylMethyl)pyridiniuM Chloride78646-25-0C26H25ClN2
(5-Chloropyrazin-2-yl)MethanaMine hydrochloride1060814-53-0C5H6ClN3
2-Aminopyridine-3-boronic acid, pinacol ester, 97%1073354-97-8C11H17BN2O2
7-Quinolinecarboxylic acid, 98%1078-30-4C10H7NO2
4-(3-Iodobenzyl)morpholine, 97%4-(3-?????)????731812-03-6C11H14INO
6,9-Diaza-spiro[4.5]decane dihydrochloride145122-55-0C8H16N2H2Cl2
4-(4-Methylperhydro-1,4-diazepin-1-yl)benzoic acid hydrochloride hydrate 95+%4-(4-METHYLPERHYDRO-1,4-DIAZEPIN-1-YL)?????????906352-84-9C13H21ClN2O3
Carboxyethyltrichlorogermane??????????????15961-23-6C3H5Cl3GeO2
5-(5-Chloro-2-thienyl)-5-oxovaleric acid5-(5-???-2-???)-5-??????845790-40-1C9H9ClO3S
(2-bromo-4,6-dimethylphenoxy)acetic acid(SALTDATA: FREE)(2-???-4,6-???????)????38206-98-3C10H11BrO3
4-[(3-chloropropanoyl)amino]benzamide(SALTDATA: FREE)4-[(3-????????)???]?????573994-42-0C10H11ClN2O2
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