%0 Conference Proceedings %T One-pot synthesis of functionalized 2,5-dioxo-4- (triphenyl phophoranylidene) pyrrolidines by three-Component Reaction between Benzoyl Isocyanates and Dialkyl acetylenedicarboxylates in the Presence of Triphenylphosphine %A Esmaeili, Abbas Ali %A H. Khoddam Mohammadi %A E. Davamdar %J شانزدهمین کنفرانس شیمی آلی ایران %D 2009