Reaktion #11142
ord-26238d58532742e1a9fd9a0ceaebf033
Reaktionsgleichung
maleimide
1-(3-{[tert-Butyl(dimethyl)silyl]oxy}propyl)-5-methoxy-2-[2-(2-methoxyphenyl)ethenyl]-1H-indole
→
6-(3-{[tert-Butyl(dimethyl)silyl]oxy}propyl)-9-methoxy-4-(2-methoxyphenyl)-4,5,6,10c-tetrahydropyrrolo[3,4-c]carbazole-1,3(2H, 3aH)-dione
Ausbeute 89.0%
Edukte
Reagenzien
Keine
Reaktionsbedingungen
Detaillierte Bedingungen
See reaction.notes.procedure_details.
Vorschrift
The reaction of 1-(3-{[tert-Butyl(dimethyl)silyl]oxy}propyl)-5-methoxy-2-[2-(2-methoxyphenyl)ethenyl]-1H-indole (III; Ar=2-methoxyphenyl, R10═CH2CH2CH2OSiMe2t-Bu) (98) prepared as described in example 51 with maleimide using the procedure described in example 68 gave 6-(3-{[tert-Butyl(dimethyl)silyl]oxy}propyl)-9-methoxy-4-(2-methoxyphenyl)-4,5,6,10c-tetrahydropyrrolo[3,4-c]carbazole-1,3(2H, 3aH)-dione (IV; Ar=2-methoxyphenyl; R10═CH2CH2CH2OSiMe2t-Bu) (99) in a 89% yield as a tan powder, which was used without further purification.