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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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2-Bromo-5,7-difluorobenzo[d]thiazole, 97%5,7-?????-2-????????898747-55-2C7H2BrF2NS
Potassium 4-(trifluoromethyl)phenyltrifluoroborate4-(????????)?????????? ??166328-08-1C7H4BF6K
DipropylaMine HydrochlorideDI-N-????????5326-84-1C6H16ClN
Tri-n-butyl(trimethylsilylmethyl)tin77425-85-5C16H38SiSn
5-chloro-2-hydrazinopyrimidine(SALTDATA: FREE)2(1H)-?????,5-???-,????(9CI)823-90-5C4H5ClN4
3-(4-Isopropylphenyl)isobutyraldehyde, 98%???? ????103-95-7C13H18O
Acid Yellow 11??407?6359-82-6C16H15N4NaO4S
Osmium powder (99.8%)???7440-04-2Os
N-Boc-L-aspartic acid, 98%13726-67-5C9H15NO6
1-Bromo-3-isopropoxybenzene, 97%131738-73-3C9H11BrO
6-Chloro-1-Trimethylsilyloxyhexane6-???-1-??????????34714-00-6C9H21ClOSi
2-AMino-5-pyriMidinecarbonitrile1753-48-6C5H4N4
D-1-N-Boc-Prolinamide70138-72-6C10H18N2O3
α-D-Glucopyranosyl bromide tetrabenzoate14218-11-2C34H27BrO9
3-Methyluric Acid605-99-2C6H6N4O3
5-Bromo-pyrrolo[2,3-b]pyridine-1-carboxylic acid tert-butyl ester5-???-???[2,3-B]???-1-????????-??????928653-80-9C12H13BrN2O2
N-ethyltetrahydro-2H-pyran-4-amine(SALTDATA: HCl)N-??-??????-2H-??-4-??211814-15-2C7H15NO
1-(1H-indol-3-yl)-2-methyl-1-propanone(SALTDATA: FREE)57642-07-6C12H13NO
N-(4-amino-2-chlorophenyl)-2,2-dimethylpropanamide(SALTDATA: HCl)N-(4-???-2-?????)-2,2-?????????680989-90-6C11H15ClN2O
(5-methoxy-2-oxo-2,3-dihydro-1H-indol-3-yl)acetic acid(SALTDATA: FREE)885272-25-3C11H11NO4
4,6-Di-morpholin-4-yl-[1,3,5]triazine-2-carboxylic acid4,6-DI-????-4-YL-[1,3,5]????-2-?????626223-48-1C12H17N5O4
1,4-Bis(2-hydroxyethyl)benzene1,4-???????5140-03-4C10H14O2
2,8-Dibromodibenzothiophene, 96%2,8-??????????31574-87-5C12H6Br2S
2-(4-AMinophenoxy)naphthalene2-(4-??????)????71311-83-6C16H13NO
3-(2-Amino-ethyl)-thiazolidine-2,4-dione3-(2-?????)-1,3-?????-2,4-?????39137-36-5C5H8N2O2S
4-AMino-3,5-xylenol3096-70-6C8H11NO
4-Methoxy-3-nitroaniline577-72-0C7H8N2O3
(3,4-Dimethoxybenzyl)-(1-phenylethyl)amine(3,4-DIMETHOXY-BENZYL)-(1-PHENYL-ETHYL)-??680185-65-3C17H21NO2
1',4'-dihydro-3'H-spiro[piperidine-4,2'-quinoxalin]-3'-one(SALTDATA: 2HCl)1051932-06-9C12H15N3O
Ethyl (R)-(-)-2-pyrrolidone-5-carboxylate68766-96-1C7H11NO3
Chloranilic Acid????87-88-7C6H2Cl2O4
Methyl O-acetylricinoleate?????????????140-03-4C21H38O4
methyl hydrazino(oxo)acetate(SALTDATA: FREE)???????(??)?????(?????:??)63970-76-3C3H6N2O3
2-Hydroxy-3-butynoic Acid2-?????-3-????38628-65-8C4H4O3
Ethyl 1-cyanocyclopropanecarboxylate??1-????????????????1558-81-2C7H9NO2
8-methylquinoline-5-carbaldehyde(SALTDATA: FREE)8-?????-5-??????(SALTDATA:??)1211501-08-4C11H9NO
Diethyl (S)-(-)-2-Isocyanatoglutarate(S)-(-)-2-??????????????????145080-95-1C10H15NO5
N3-Benzyl-b-alaninamide hydrochlorideN3-??-b-?????????114741-49-0C10H15ClN2O
3,3'-Ethylenedioxydiphenol3,3'-?????????61166-00-5C14H14O4
N-Chloroacetyl-DL-alanine1190-32-5C5H8ClNO3
Tri-neo-pentylphosphite, min. 90%14540-52-4C15H33O3P
Potassium pentachloronitrosyl iridium(III), 99%???????????????(III)22594-86-1Cl5IrKNO
2,4,6-Tri-tert-butylnitrobenzene, 95%2,4,6-??-???-???????4074-25-3C18H29NO2
Tributyl TriMellitateTRIMELLITICACID???-N-??????1726-23-4C21H30O6
N~1~-[4-(dimethylamino)phenyl]-beta-alaninamide(SALTDATA: 2HCl)N~1~-[4-(??????)??]-??-??????(SALTDATA:2HCl)262614-49-3C11H17N3O
5-(4-Methoxyphenyl)-2-thiophenecarbohydrazide69202-24-0C12H12N2O2S
1-Nonadecanol1-?????1454-84-8C19H40O
1,5,6,7-Tetrahydro-2-Methyl-4H-indol-4-one1,5,6,7-??????-2-??-4H-??-4-?35308-68-0C9H11NO
(2E,4E)-5-(4-chlorophenyl)penta-2,4-dienal(SALTDATA: FREE)49678-03-7C11H9ClO
PotassiuM dodecahydrododecaborate hydrate??????????????????12008-77-4H12B12K2
12-Hydroxy-1,2-dihydrosenecionan-11,16-dione?????480-78-4C18H27NO5
N-(2,4,6-Trichlorophenyl)MaleiMideN-(2,4,6-???????)?????13167-25-4C10H4Cl3NO2
Methyl (S)-(-)-2-Isocyanato-4-Methylvalerate39570-63-3C8H13NO3
4-(4-fluorophenyl)-5-propyl-1,3-thiazol-2-amine(SALTDATA: FREE)915923-78-3C12H13FN2S
2-methyl-3,5,6,7,8,9-hexahydro-4H-pyrimido[4,5-d]azepin-4-one(SALTDATA: 2HCl 1H2O)391953-90-5C9H13N3O
2-(1-Methyl-3-piperidinyl)-1-ethanol1-??????-3-???101257-32-3C8H17NO
2-[(methylamino)methyl]quinazolin-4(3H)-one(SALTDATA: 2HCl 1.9H2O)2-[(?????)??]????-4(3H)-ONE143993-12-8C10H11N3O
BariuM Acrylate MonoMer????????17989-90-1C3H6BaO2
DipotassiuM Nitrosodisulfonate14293-70-0K2NO7S2*
2-Methoxy-6-(2-pyrrolidin-1-ylethyl)aniline2-METHOXY-6-(2-PYRROLIDIN-1-YLETHYL)???387358-44-3C13H20N2O
1-Methyl-3-phenyl-1H-thieno[2,3-c]pyrazole-5-carboxylic acid25252-47-5C13H10N2O2S
2-Methyl-1,3-propanediol2-??-1,3-?????2163-42-0C4H10O2
Azelanitrile1675-69-0C9H14N2
2,5-Difluorobenzenethiol2,5-?????????77380-28-0C6H4F2S
2-tert-Butyl-4-methylphenol, 99%2409-55-4C11H16O
3-Methoxy-N,N-dimethylaniline, 98%3-?????????15799-79-8C9H13NO
2,2'-Methylenebis(6-tert-butyl-4-ethylphenol), 98%2,2'-?????(6-T-??-4-????)88-24-4C25H36O2
2-Amino-4'-chlorobenzophenone, 98.5%2894-51-1C13H10ClNO
Acid Blue 928-(4-????-5-??-1-?????)-1-???-3,6-??? ? ????? ?3861-73-2C26H20N3NaO10S3
Methyl 2-Octynoate, 98%??2-??????111-12-6C9H14O2
4-Chloro-5-methoxy-2-(methylthio)pyrimidine, 97%87026-45-7C6H7ClN2OS
4-BroMo-4'-n-propylbenzophenone4-???-4'-N-???????64358-23-2C16H15BrO
2,3,5,6-tetramethylbenzoic acid(SALTDATA: FREE)2356-????????982604-45-7C11H14O2
p-(t-Butyl)phenethyltrichlorosilanecontains ~ 5% meta isomer211925-40-5C12H17Cl3Si
5-(Diethylphosphono)pentanoic acid??????????55881-52-2C9H19O5P
3,5-Difluoro-2-nitroanisole66684-61-5C7H5F2NO3
3-(4-methyl-1-oxophthalazin-2(1H)-yl)benzoic acid(SALTDATA: FREE)296790-56-2C16H12N2O3
N-2-Nitrophenylsulfenyl-L-leucine7685-67-8C12H16N2O4S
4-Amino-5-bromo-2-methoxybenzenecarboxylic acid4-???-5-???-2-??????????35290-97-2C8H8BrNO3
3,5-dichloro-1-(tetrahydro-2H-pyran-2-yl)-1H-1,2,4-triazole(SALTDATA: FREE)1088834-41-6C7H9Cl2N3O
1-Bromo-4,4,5,5,6,6,6-heptafluoro-3,3-bis(trifluoromethyl)hexane1-???-4,4,5,5,6,6,6-??????-3,3-??(????????)??128454-91-1C8H4BrF13
3-ethyl-1-methyl-1H-pyrazole-5-carboxylic acid(SALTDATA: FREE)3-??-1-??-1H-???-5-?????26308-42-9C7H10N2O2
1-Ethynyl-4-heptylbenzene1-???-4-????79887-12-0C15H20
3,5-DiMethylphenylMagnesiuM broMide34696-73-6C8H9BrMg
2-(Isobutylthio)ethanol2-(ISOBUTYLTHIO)???42779-10-2C6H14OS
3-Amino-1-(4-isopropyl-piperazin-1-yl)-propan-1-one dihydrochloride705942-70-7C10H21N3O
N-(2-Cyanoethyl)diethanolamineN-(2-?????)??????17209-72-2C7H14N2O2
TriundecylaMine????????42910-16-7C33H69N
Allyltrichlorogermane??????????762-67-4C3H5Cl3Ge
2-Isopropoxy-5-(trifluoromethyl)benzeneboronic acid 98%(2-ISOPROPOXY-5-TRIFLUOROMETHYL)?????850593-12-3C10H12BF3O3
4-BroMo-4'-ethylbenzophenone4-???-4'-??????344444-47-9C15H13BrO
tert-butyl 4-glycyl-1-piperazinecarboxylate(SALTDATA: HCl 0.95H2O)tert-??4-???-1-???????????(SALTDATA:HCl0.95H2O)352359-09-2C11H21N3O3
1-(chloroacetyl)-3,5-dimethylpiperidine(SALTDATA: FREE)????,1-(??????)-3,5-???-(9CI)158890-34-7C9H16ClNO
5-Diethylaminomethyl-furan-2-carboxylic acid5-????????-??-2-?????436099-79-5C10H15NO3
2-bromo-N-(3-ethylphenyl)benzamide(SALTDATA: FREE)2-???-N-(3-????)?????306745-90-4C15H14BrNO
4-alpha-Phorbol 12,13-Diacetate >99%4??-???-12,13-??????56144-62-8C24H32O8
3-(5-Bromo-thiophen-2-yl)-acrylic acid methylester3-(5-BROMO-THIOPHEN-2-YL)-??????????64389-22-6C8H7BrO2S
3-(3,5-dimethyl-1H-pyrazol-1-yl)propan-1-ol(SALTDATA: FREE)81930-33-8C8H14N2O
Mono-2-O-(p-toluenesulfonyl)-beta-cyclodextrin Hydrate84216-71-7C49H76O37S
2,5-Dibromobenzonitrile2,5-?????????57381-41-6C7H3Br2N
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