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Zhengzhou Changkuan Technology Co., Ltd??? ?? ??? ?????.

?? ?:Zhengzhou Changkuan Technology Co., Ltd
??:0371-63769919
???:sales5@changkuantech.com
??:China
URL: www.changkuantech.com/
? ?? ?:169
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9,9-Dimethyl-9H-fluorene4569-45-3C15H14
2,5,8,11-tetraoxatetradec-13-ene2,5,8,11-?????????-13-?19685-21-3C10H20O4
Dicyclohexylphenylphosphine???????????6476-37-5C18H27P
Cyclohexyldiphenylphosphine???? ? ?? ?? ?? ?6372-42-5C18H21P
2-(3-bromophenyl)-9,9-dimethyl-9H-Fluorene881912-14-7C21H17Br
2,9,9-triphenyl-9H-fluorene1158844-76-8C31H22
Methyl 5-bromo-2-iodobenzoate??5-???-2-????????181765-86-6C8H6BrIO2
[1-(Dimethylamino)ethyl]ferrocene31904-34-4C14H19FeN10*
(3S-cis)-4-Chlorobenzenesulfonic acid [5-(2,4-difluorophenyl)tetrahydro-5-(1H-1,2,4-triazol-1-ylmethyl)-3-furanyl]methyl ester175712-02-4C20H18ClF2N3O4S
S-[1-(Dimethylamino)ethyl]ferrocene31886-57-4C14H19FeN10*
3-(2-Hydroxyethyl)-2-oxazolidinone3-(2-???????)-2-??????3356-88-5C5H9NO3
9,9-Dihexyl-2,7-dibromofluorene9,9-???-2,7-????????189367-54-2C25H32Br2
Sodium 3-bromopropanesulfonate55788-44-8C3H6BrNaO3S
5,6-Diethyl-2,3-dihydro-1H-inden-2-amine hydrochloride5,6-???-2,3-????-1H-??-2-?????312753-53-0C13H20ClN
3-(2-Chloroethyl)-2-oxazolidinone3-(2-?????)?????-2-?2508-01-2C5H8ClNO2
9-(2-Naphthyl)-3-bromocarbazole9-(2-???)-3-???????934545-80-9C22H14BrN
2-Iodobiphenyl2113-51-1C12H9I
2,7-Dibromo-9-hexylcarbazole654676-12-7C18H19Br2N
3-Phenyl-9H-carbazole3- ?? -9H- ?? ?103012-26-6C18H13N
9-Bromo-10-phenylanthracene9-?? ?-10-phenylanthracene23674-20-6C20H13Br
9-[1,1'-Biphenyl]-3-yl-10-bromo-anthracene??-B844679-02-3C26H17Br
2-(9,9-Dimethylfluoren-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane569343-09-5C21H25BO2
9H-Carbazole-3-boronic acid pinacol ester3-(4,4,5,5-?????-1,3,2-??????-2-?)-???855738-89-5C18H20BNO2
2-Bromo-9,9-dihexyl-9-H-fluorene2-?? ?-9, 9-dihexylfluorene226070-05-9C25H33Br
2-(4-Benzyloxyphenyl)ethyl decanoate???,2-[4-(?????)??]??????848484-93-5C25H34O3
5-((dimethylamino-methylidene)amino)-3H-1,2,4,dithiazole-3-thione1192027-04-5C5H7N3S3
(R)-1-[(S)-2-(Dicyclohexylphosphino)ferrocenyl]ethyldi-tert-butylphosphine158923-11-6C32H52FeP2 10*
9-Phenyl-9H-carbazole-3-boronic acid pinacol ester1126522-69-7C24H24BNO2
4-Bromo-spiro[9H-fluorene-9,9'-[9H]xanthene]1609484-45-8C25H15BrO
Fluorene-2-boronic acid pinacol ester922706-40-9C19H21BO2
2-Iodo-9,9-dimethylfluorene9, 9-? ? ?-2-iodofluorene144981-85-1C15H13I
4-Bromodiphenylamine4-????????54446-36-5C12H10BrN
4-Bromo-9,9'-Spirobi[9H-fluorene4- ?? ? -9,9'- ?? ?? [?? ??]1161009-88-6C25H15Br
Copper(I) thiophene-2-carboxylate68986-76-5C5H3CuO2S
[1,3-Bis(diphenylphosphino)propane]nickel(II) chloride[1,3- ?? (? ?? ?? ??) ???] ???? ?? (II)15629-92-2C27H26Cl2NiP2
Bis(triphenylphosphine)nickel(II) chloride?? (?? ?? ?? ?) ?? (Ⅱ) ? ?????14264-16-5C36H30Cl2NiP2
4-Bromophenyl phenyl ether11-???-4-?????101-55-3C12H9BrO
2-Bromobiphenyl2052-07-5C12H9Br
2-Bromo-9,9-dimethyl-9H-xanthene1565868-91-8C15H13BrO
9,9-Dioctylfluorene-2,7-diboronic acid bis(1,3-propanediol) ester317802-08-7C35H52B2O4
9,9-Diphenylfluorene-2-boronic acid pinacol ester462128-39-8C31H29BO2
Allyltrimethoxysilane?????????2551-83-9C6H14O3Si
4-Bromobiphenyl4-???????92-66-0C12H9Br
3-Bromo-9,9-dimethylfluorene3-?? ?-9, 9-dimethylfluorene1190360-23-6C15H13Br
3,4,5-Trifluorophenylboronic acid143418-49-9C6H4BF3O2
2-Bromo-9,9'-spirobifluorene171408-76-7C25H15Br
6-Benzylamino-1-(4'-phenylbutoxy)hexane6-N-?????-1-(4'-?????)??97664-55-6C23H33NO
2,2'-Dibromo-9,9'-spirobifluorene67665-47-8C25H14Br2
Formaldehyde, polymer with benzenamine??????,???????25214-70-4C7H9NO
(5R-cis)-Toluene-4-sulfonic acid 5-(2,4-difluorophenyl)-5-(1H-1,2,4-triazol-1-yl)methyltetrahydrofuran-3-ylmethyl ester149809-43-8C21H21F2N3O4S
2-[(1S,2S)-1-Ethyl-2-(phenylmethoxy)propyl]hydrazinecarboxaldehyde170985-85-0C13H20N2O2
[4-[4-(4-Hydroxyphenyl)-1-piperazinyl]phenyl]carbamic acid phenyl ester??{4-[4-(4-HYDROXYPHENYL)PIPERAZIN-1-YL]??}??????184177-81-9C23H23N3O3
5,5'-spirobi[benzo[b][1]benzosilole]9,9'- ?? ?? [9H-9- ?? ?? ??]159-68-2C24H16Si
3-Methylpyridine-2-carboxylic acid4021-07-2C7H7NO2
2-Bromofluorene1133-80-8C13H9Br
[(1R)-1-(Dimethylamino)ethyl]ferrocene31886-58-5C14H19FeN10*
[S-(R',R')]-2,3-Bis(benzoyloxy)butanedioic acid compd. with [S-(R',R')]-[1-ethyl-2-(phenylmethoxy)propyl]hydrazine[(2S,3S)-2-(????)??-3-?]????183871-36-5C30H34N2O9
1-(4-Aminophenyl)-4-(4-hydroxyphenyl)piperazine1-(4-?????)-4-(4-??????)????74853-08-0C16H19N3O
2-[(1S,2S)-1-Ethyl-2-benzyloxypropyl]-2,4-dihydro-4-[4-[4-(4-hydroxyphenyl)-1-piperazinyl]phenyl]-3H-1,2,4-triazol-3-one184177-83-1C30H35N5O3
4-Ethylpyridine?????-4536-75-4C7H9N
Adipic dihydrazide(ADH)???? ??????1071-93-8C6H14N4O2
4-Bromo-2-iodoaniline4-???-2-??????66416-72-6C6H5BrIN
Methyl 3-methylpyridine-2-carboxylate59718-84-2C8H9NO2
1,2,3-1H-Triazole????288-36-8C2H3N3
"Josiphos SL-J001-2/ (S)-1-[(RP)-2-(Diphenylphosphino)ferrocenyl]ethyldicyclohexylphosphine"162291-02-3C36H44FeP210*
"Josiphos SL-J002-1/ (R)-1-[(SP)-2-(Diphenylphosphino)ferrocenyl]ethyldi-tert-butylphosphine"(R)-1-[(1S)-2-(???????)????]???-tert-?????155830-69-6C32H40FeP2
Josiphos SL-J001-1/ (R)-1-[(SP)-2-(Diphenylphosphino)ferrocenyl]ethyldicyclohexylphosphine155806-35-2C36H44FeP210*
"Josiphos SL-J009-2/ (S)-1-[(RP)-2-(Dicyclohexylphosphino)ferrocenyl]ethyldi-tert-butylphosphine"1246841-00-8C32H46FeP2
"N,N'-(1R,2R)-1,2-Cyclohexanediylbis[2-(diphenylphosphino)benzamide]/ (R,R)-DACH-phenyl Trost ligand"(R, R) -DACH- ?? ? ??? ???138517-61-0C44H40N2O2P2
N,N'-Diphenylbenzidine531-91-9C24H20N2
(4R)-2-[2-(Diphenylphosphino)phenyl]-4,5-dihydro-4-(1-methylethyl)oxazole164858-78-0C24H24NOP
tBuBrettPhos / 2-(Di-t-butylphosphino)-3,6-dimethoxy- 2'-4'-6'-tri-i-propyl-1,1'-biphenyl1160861-53-9C31H49O2P
BrettPhos / 2-(Dicyclohexylphosphino)-3,6-dimethoxy-2'-4'-6'-tri-i-propyl-1,1'-biphenyl1070663-78-3C35H53O2P
RuPhos / 2-Dicyclohexylphosphino-2',6'-di-i-propoxy-1,1'-biphenyl787618-22-8C30H43O2P
Xantphos / 9,9-Dimethyl-4,5-bis(diphenylphosphino)xanthene9,9- ??? -4,5- ?? (? ?? ?? ??) ? ??161265-03-8C39H32OP2
1,4-Bis(dicyclohexylphosphonium)butane bis(tetrafluoroborate)1389309-54-9C28H54B2F8P2
Di-t-butyl(3-sulfonatopropyl)phosphine?-t-butyl(3-sulfonatopropyl) phosphine1055888-89-5C11H25O3PS
N-XantPhos / 4,6-Bis(diphenylphosphino)-10H-phenoxazine261733-18-0C36H27NOP2
(3-bromophenyl)diphenylphosphine oxide(3-?????)??????????10212-04-1C18H14BrOP
Bis(2-diphenylphosphinophenyl)ether?? (2- ? ?? ?? ?? ??) ???166330-10-5C36H28OP2
DCPP / 1,3-Bis(dicyclohexylphosphonium)propane bis(tetrafluoroborate)1,3- ?? (?? ?? ?? ?? ??) ??? ?? (??? ???? ????)1002345-50-7C27H51BF4P2
Di(1-adamantyl)-n-butylphosphine hydriodide714951-87-8C24H40IP
Di(1-adamantyl)-n-butylphosphineBis(adamant-1-yl) (? ?) phosphine321921-71-5C24H39P
Josiphos SL-J505-2 / (1S)-1-[Bis(tert-butyl)phosphino]-2-[(1S)-1- [bis(2-methylphenyl)phosphino]ethyl]ferrocene(S)-1-[(RP)-2-(Di-tert-butylphosphino)ferrocenyl]ethylbis(2-methylphenyl)phosphine(S)-1-[(R)-2-(DI-tert-???????)???]??(??-849924-77-2C34H38FeP2
(R)-BINAP / (R)-(+)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthalene76189-55-4C44H32P2
(4-Bromophenyl)diphenylphosphine oxide(4-Bromophenyl) diphenylphosphine ???5525-40-6C18H14BrOP
Josiphos SL-J505-1 / (R)-1-[(SP)-2-(Di-tert-butylphosphino)ferrocenyl]ethylbis(2-methylphenyl)phosphine(R)-1-[(S)-2-(DI-TERT.-BUTYLPHOSPHINO)FERROCENYL]??(2-METHYLPHENYL)???849924-76-1C34H38FeP2
Di-tert-butyl(Methyl)phosphonium tetrafluoroborate870777-30-3C9H22BF4P
2,2':5',2''-Terthiophene2,2′:5′,2′′-????1081-34-1C12H8S3
2-Bromo-7-iodo-9H-fluorene2-???-7-???-9H-????123348-27-6C13H8BrI
9-Bromo-10-(1-naphthyl)anthracene9-?? ?-10-(1-naphthyl) anthracene400607-04-7C24H15Br
9-[3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]-9H-carbazole(3-(????-9H)??)???????870119-58-7C24H24BNO2
Glycerol triheptanoate???????620-67-7C24H44O6
3,6-Diphenyl-9H-carbazole3,6-???-9H-???56525-79-2C24H17N
Bis(1,1-dimethylethyl)(phenyl)Phosphine tetrafluoroborateDI-TERT-???????????????????612088-55-8C14H24BF4P
9-methyl-9H-beta-carboline9-??-9H-??-????2521-07-5C12H10N2
2-Bromo-4'-chloro-1,1'-biphenyl2'-???-4-???-???179526-95-5C12H8BrCl
N,N-Bis([1,1'-biphenyl]-4-yl)-4'-bromo-[1,1'-biphenyl]-4-amine?????-4-?-(4'-??Mo-???-4-?)-aMine728039-63-2C36H26BrN
9-Bromoanthracene9-???????1564-64-3C14H9Br
9-[1,1'-Biphenyl-4-yl]-3-bromo-9H-carbazole3-?? ?-9-(4-???) carbazole894791-46-9C24H16BrN
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