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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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2,5-Dihydroxyterephthalic acid, 98% H4DOBDC610-92-4C8H6O6
4-Amino-3-nitrobenzonitrile, 98%6393-40-4C7H5N3O2
cis-4-Cyclohexene-1,2-dicarboxylic acid, 98%2305-26-2C8H10O4
4-Methyl-3,4-dihydro-2H-1,4-benzoxazine-7-carbonyl chloride , Tech.499770-73-9C10H10ClNO2
3-Chloro-1,1,1-trifluoroacetone1-???-3,3,3-?????????431-37-8C3H2ClF3O
4-(1H-Pyrazol-1-yl)benzenesulfonyl chloride, 97%4-(1H-???-1-?)??????????18336-39-5C9H7ClN2O2S
2-(3-Chloropropoxy)tetrahydro-2H-pyran42330-88-1C8H15ClO2
Rhodamine 101 inner salt, pure, 99%???101????,??116450-56-7C32H30N2O3
2'-(3-Dimethylaminopropylthio)cinnamanilide hydrochloride54-84-2C20H25ClN2OS
1-piperidin-4-ylpropan-1-ol(SALTDATA: FREE)1-????-4-????-1-OL24152-48-5C8H17NO
Methyl 3-(aMinocarbonyl)benzoateMETHYL3-(??????)?????106748-24-7C9H9NO3
1-Cbz-2-Aminomethyl-piperidine hydrochloride2-?????-????-1-???????????811842-18-9C14H20N2O2
4-methyl-5-[(4-methylphenoxy)methyl]-4H-1,2,4-triazole-3-thiol(SALTDATA: FREE)309726-20-3C11H13N3OS
5-(aminomethyl)-N,N-dimethyl-2-furamide(SALTDATA: HCl)5-(?????)-N,N-???-2-????(SALTDATA:HCl)893740-88-0C8H12N2O2
2-(3,4-Epoxycyclohexyl)ethyltrimethoxysilane, 97%2-(3,4-????????)?????????3388-04-3C11H22O4Si
Bismuth(III) bromide, 98+%????(III)?????7787-58-8BiBr3
7-Nitro-3,4-dihydroisoquinoline, 97%7-???-3,4-??????????62541-59-7C9H8N2O2
4-Propylbenzoyl chloride, 99%52710-27-7C10H11ClO
1-(3-Pyridyl)-1-butanone-4-carboxylic Acid4-(PYRID-3-YL)-4-OXO-???????4192-31-8C9H9NO3
DiethylenetriaMinepentaacetic Acid CalciuM TrisodiuM Salt Hydrate?????????????????????62796-80-9C14H18CaN3Na3O10
D-4-Chlorophenylglycine hydrochlorideD-4-????????HCL108392-76-3C8H9Cl2NO2
1-(Bromomethyl)-3-(phenoxymethyl)benzene, 97%1-(?????)-3-(?????)??910037-23-9C14H13BrO
6-Hydroxy-3-methyl-7-nitro-1,2-benzisoxazole6-?????-3-??-7-???-1,2-??????112429-42-2C8H6N2O4
Acetone ThioseMicarbazone??? ????????1752-30-3C4H9N3S
4-Methoxybenzensulfonic acid, 95%p-????????5857-42-1C7H8O4S
1-(2-Butyl)-4-(2-chloro-ethyl)-piperazine x 2 HCl, 97%1-(2-??)-4-(2-???-??)-????X2HCL722491-43-2C10H21ClN2
(R)-(+)-Propylene carbonate, 97%16606-55-6C4H6O3
1,5-Dihydroxyanthraquinone, 93%117-12-4C14H8O4
Cyclodecane?????293-96-9C10H20
3-(Triethoxysilyl)propylsuccinic anhydride, 95%3-(???????)?????????93642-68-3C13H24O6Si
1-(p-Toluenesulfonyl)imidazole, 99%2232-08-8C10H10N2O2S
Zirconium(IV) i-propoxide (isopropanol adduct) (99.9%-Zr)14717-56-7C15H35O5Zr
Bis(t-butylacetoacetato)copper(II), 99%??(t-?????????)??(II)23670-45-3C16H28CuO6
1,3,5-Trithiane1,3,5-????291-21-4C3H6S3
4-methoxy-3-[(3-methoxybenzyl)oxy]benzaldehyde(SALTDATA: FREE)4-???-3-[(3-?????)??]??????667412-90-0C16H16O4
(1R,2S)-2-[N-Benzyl-N-(Mesitylenesulfonyl)aMino]-1-phenylpropyl Propionate [Reagent for anti-selective asyMMetric aldol reaction]?????(1R,2S)-2-[N-BENZYL-N-(MESITYLENESULFONYL)AMINO]-1-?????????187324-66-9C28H33NO4S
2-(Benzyloxy)-4-(bromomethyl)-1-methoxybenzene2-(????)-4-(?????)-1-?????55667-12-4C15H15BrO2
2-Bromo-4-methyl-5-nitropyridine23056-47-5C6H5BrN2O2
3-(2-fluorophenyl)pyrrolidine(SALTDATA: HCl)3-(2-????-??)-????885277-79-2C10H12FN
(4'-Chloro-biphenyl-3-yl)-acetic acid3-BIPHENYL-4'-???-????75852-50-5C14H11ClO2
1-(2,3-Dichlorophenyl)pyrrolidine957065-92-8C10H11Cl2N
5-(tert-Butyldimethylsilyloxy)-1H-indole 98%5-(TERT-?????????)-1H-??106792-38-5C14H21NOSi
N-(2,2-dimethyl-1,2-dihydrobenzo[f]isoquinolin-4-yl)glycine(SALTDATA: FREE)307924-32-9C17H18N2O2
3-Fluoro-4-(trifluoromethoxy)benzeneboronic acid3-FLUORO-4-(TRIFLUOROMETHOXY)?????187804-79-1C7H5BF4O3
2-Benzylsulfanyl-4,5-dihydrothiazole2-???-2-?????-1-?33948-36-6C6H7IO
(2R,4S)-Methyl 4-hydroxypyrrolidine-2-carboxylate hydrochloride, 95%481704-21-6C6H12ClNO3
Dibutyl fumarate, 97%?????????????105-75-9C12H20O4
Bis(pentamethylcyclopentadienyl)manganese, min. 98% (Decamethylmanganocene)67506-86-9C20H30Mn10*
N-(5-bromothiazol-2-yl)acetamide, 95%2-??????-5-??????7336-54-1C5H5BrN2OS
6-Nitropiperonyl alcohol, 98%15341-08-9C8H7NO5
Methyl (S)-(+)-3-hydroxy-2-methylpropionate, 99%, ee: 98%80657-57-4C5H10O3
2,2-Dimethyl-1-(6-(4,4,5,5-tetramethyl-1,3,2-dioxa borolan-2-yl)-3,4-dihydro-1,8-naphthyridin-1(2H)-y1222533-83-6C19H29BN2O3
1-(3-aminophenyl)-3-methylimidazolidin-2-one(SALTDATA: FREE)517918-82-0C10H13N3O
5-cyclopropyl-1,3,4-oxadiazol-2-amine(SALTDATA: FREE)5-??????-1,3,4-?????-2-??89179-60-2C5H7N3O
2-(2,4-dimethylphenoxy)propanohydrazide(SALTDATA: FREE)125096-55-1C11H16N2O2
4-Amino-3-methylbenzenesulphonamide 95%53297-70-4C7H10N2O2S
2',4',6'-Trihydroxyacetophenone monohydrate, 98%480-66-0C8H8O4
Methyl 2-nonynoate, 98%????-2-???111-80-8C10H16O2
2-Methylpyridine-4-boronic acid pinacol ester660867-80-1C12H18BNO2
JNJ10191584869497-75-6C17H19ClN4O5
trans-2-(4-Bromobenzoyl)-1-cyclohexanecarboxylic acid, 98%TRANS-2-(4-?????)-1-?????-?????,98212757-09-0C14H15BrO3
(Diethylamino)acetone1620-14-0C7H15NO
rHuEGF????-???????-162253-63-8C270H401N73O83S7
alpha-Methyl-gaMMa-butyrolactone??-??-?????1679-47-6C5H8O2
3-(5-Dimethoxymethyl-pyridin-3-yl)-prop-2-yn-1-ol898561-64-3C11H13NO3
3,3'-Difluorobiphenyl3,3'-???????396-64-5C12H8F2
N-(2-Hydroxy-5-(1-hydroxy-2-(2-methyl-1-phenylan-2-ylamino)ethyl)phenyl)methanesulfonamidehydrogen bromide52159-46-3C19H27BrN2O4S
4-n-Octyloxybenzoic AcidP-?????? ?2493-84-7C15H22O3
Diphenylthiocarbazide??????????622-03-7C13H14N4S
Methyl 2,5-dihydro-5-oxo-1-phenyl-1H-1,2,4-triazole-3-carboxylate109519-47-3C10H9N3O3
3,4-Difluoro-2-methoxyaniline3,4-?????-2-??????114076-35-6C7H7F2NO
Tributyl(4-methyl-1,3-thiazol-2-yl)stannane, 90%4-??-2-(???????)???251635-59-3C16H31NSSn
N-ethyl-2-morpholin-4-ylethanamine(SALTDATA: FREE)N-??-2-???-4-????108302-54-1C8H18N2O
(4-propyl-4-piperidinyl)methanol(SALTDATA: FREE)(4-???-4-?????)???(?????:??)1243250-07-8C9H19NO
methyl 3,4,5-trifluorobenzoate, 95%??3,4,5-??????????????773873-72-6C8H5F3O2
(2-Methyl-thiazol-4-yl)-acetic acid ethyl ester(2-METHYL-THIAZOL-4-YL)-??????????37128-24-8C8H11NO2S
2-(2-Morpholin-4-ylethoxy)benzonitrile, 97%2-(2-????-4-????)?????540753-12-6C13H16N2O2
3-(1-Naphthyloxy)azetidine3-(1-?????)????782433-54-9C13H13NO
2,3-dimethyl-3,5,6,7-tetrahydro-4H-pyrrolo[3,4-d]pyrimidin-4-one(SALTDATA: 2HCl 0.9H2O)1243250-20-5C8H11N3O
4-(chloromethyl)-5-methyl-2-(4-methylphenyl)-1,3-oxazole(SALTDATA: FREE)137090-44-9C12H12ClNO
N-(4-bromo-2-methylphenyl)-2-(4-isopropylphenoxy)acetamide(SALTDATA: FREE)N-(4-???-2-????)-2-(4-????????)??????432496-28-1C18H20BrNO2
4-Bromo-3-nitrobenzeneboronic acid4-???-3-????????74386-13-3C6H5BBrNO4
1-(Methylsulfonyl)-4-nitrobenzene , 97%1-(?????)-4-?????2976-30-9C7H7NO4S
2-methyl-4-phenylnicotinonitrile(SALTDATA: FREE)2-??-4-?????????(?????:??)102147-20-6C13H10N2
N'-Hydroxy-2-phenoxyethanimidamide, 97%N'-HYDROXY-2-??????????90007-06-0C8H10N2O2
4-Methyl-N-(4-methyl-benzylidene)-benzenesulfonamide4-??-N-(4-??-????)-???????75159-10-3C15H15NO2S
3-chloro-N-(2-thienylmethyl)propanamide(SALTDATA: FREE)21403-26-9C8H10ClNOS
3,5-Difluoro-4'-isopropylbenzophenone3,5-?????-4'-?????????844885-09-2C16H14F2O
4-Oxo-4-[1-(phenylsulfonyl)-1H-pyrrol-3-yl]-butanoic acid81454-02-6C14H13NO5S
2,3-Dibromo-5-(trichloroacetyl)-1H-pyrrole50371-52-3C6H2Br2Cl3NO
1-methyl-2-phenylpiperazine(SALTDATA: 2HCl 1H2O)1-??-2-??????5271-28-3C11H16N2
1-Bromoperfluoro-2,5,8-trioxanonane?????-2,5,6-???????????330562-45-3C6BrF13O3
4-(Diethylamino)butanenitrile, 97%4-(??????)?????5336-75-4C8H16N2
3-(4-Methoxy-phenyl)-2-phenyl-propionic acid3-(4-???-??)-2-??-?????4314-68-5C16H16O3
1-Bromo-3-fluoropropan-2-ol 98%1-???-3-???????-2-OL2107-08-6C3H6BrFO
12-Deoxyphorbol 13-Phenylacetate >99%12-??????13-???????58821-98-0C28H34O6
(3S,5S)-(+)-3,5-Heptanediol, 99%(3S,5S)-(+)-3,5-????129212-21-1C7H16O2
5-(3,4-dimethoxybenzyl)-1,3,4-thiadiazol-2-amine(SALTDATA: FREE)5-(3,4-?????-??)-[1,3,4]?????-2-???313957-85-6C11H13N3O2S
4-(2,5-Dimethylthiophen-3-yl)thiazol-2-ylamine436152-83-9C9H10N2S2
4-pyrrolidin-1-ylbutan-1-ol(SALTDATA: FREE)4-????-1-?-??-1-?93264-47-2C8H17NO
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