تفاعل #343357

معادلة التفاعل

diethyl 2,4-dioxoimidazolidine-5-phosphonate

2-nitro-5-(4-ethoxycarbonyl-1-piperidinyl)benzaldehyde

→

Ethyl 1-[3-[(2,4-dioxoimidazolidin-5-ylidene)methyl]-4-nitrophenyl]-4-piperidinecarboxylate

ظروف التفاعل

المعالجة

1. 1
   أخرىcrystallized from MeOH

الإجراء التجريبي

Prepared from diethyl 2,4-dioxoimidazolidine-5-phosphonate and 2-nitro-5-(4-ethoxycarbonyl-1-piperidinyl)benzaldehyde analogous to the procedure of Example (2-1), m.p. 221°-223° C., crystallized from MeOH.

المصدر