Reaktion #3527

ord-0155f9bda79c45a19ebf7c83b24671e6

Reaktionsgleichung

CN1CCN(CCCNc2ncc3cc(-c4c(Cl)cccc4Cl)c(N)nc3n2)CC1
6-(2,6-Dichlorophenyl)-N2 -[3-(4-methyl-piperazin-1-yl)-propyl]-pyrido[2,3-d]pyrimidine-2,7-diamine
O=C=Nc1ccc(Br)cc1
4-bromophenyl isocyanate
CN1CCN(CCCNc2ncc3cc(-c4c(Cl)cccc4Cl)c(NC(=O)Nc4ccc(Br)cc4)nc3n2)CC1
1-(4-Bromo-phenyl)-3-{6-(2,6-dichlorophenyl)-2-[3-(4-methylpiperazin-1-yl)-propylamino]-pyrido[2,3-d]pyrimidin-7-yl}-urea
Ausbeute 67.7%

Lösungsmittel

Reaktionsbedingungen

Detaillierte Bedingungen
See reaction.notes.procedure_details.

Vorschrift

6-(2,6-Dichlorophenyl)-N2 -[3-(4-methyl-piperazin-1-yl)-propyl]-pyrido[2,3-d]pyrimidine-2,7-diamine (1.0 g) from Example 36 was reacted with 0.44 g of 4-bromophenyl isocyanate according to the general procedure of Example 37 to give 0.97 g of 1-(4-Bromo-phenyl)-3-{6-(2,6-dichlorophenyl)-2-[3-(4-methylpiperazin-1-yl)-propylamino]-pyrido[2,3-d]pyrimidin-7-yl}-urea, ESMS (20/80 MeOH/CH3 CN+0.1% AcOH+DMSO): M+ +H=645; mp 171°-175° C.

Quelle

DOI: 10.6084/m9.figshare.5104873.v1Patent: US05733913uspto-grants-1998_03