%0 Journal Article %A Cao, Peng %A Li, Chuan-Ying %A Kang, Yan-Biao %A Xie, Zuowei %A Sun, Xiu-Li %A Tang, Yong %D 2007 %T Ph3As-Catalyzed Wittig-Type Olefination of Aldehydes with Diazoacetate in the Presence of Na2S2O4 %U https://acs.figshare.com/articles/journal_contribution/Ph_sub_3_sub_As_Catalyzed_Wittig_Type_Olefination_of_Aldehydes_with_Diazoacetate_in_the_Presence_of_Na_sub_2_sub_S_sub_2_sub_O_sub_4_sub_/2990602 %R 10.1021/jo0709899.s002 %2 https://ndownloader.figshare.com/files/4691350 %K esters %K Olefination %K ethyl diazoacetate %K Na 2S %K presence %K Aldehyde %K 3A %K stereoselectivitie %K Fe %K aldehyde %K Diazoacetate %K sodium hydrosulfite %K Presence %K yield %K AsPh 3 %X In the presence of sodium hydrosulfite and a catalytic amount of AsPh3 and Fe(TCP)Cl, aldehydes react with ethyl diazoacetate to give the corresponding α,β-unsaturated esters in high yields with excellent stereoselectivities (E/Z > 50/1). %I ACS Publications