Ring opening of 2-substituted 4-nitrothiophenes with pyrrolidine. Access to new functionalized nitro-unsaturated building blocks

The captodative effect

Heinz G. Viehe, Zdeněk Janoušek, Robert Merènyi et al. · Accounts of Chemical Research · 1985 · 714 citations

Management, Communication, Advertising +5

Umpolung of the Reactivity of Carbonyl Compounds Through Sulfur-Containing Reagents

Bengt‐Thomas Gröbel, Dieter Seebàch · Synthesis · 1977 · 699 citations

Natural Sciences, Biochemistry, Chemistry +13

Capto‐dative Substituent Effects in Syntheses with Radicals and Radicophiles [New synthetic methods (32)]

Heinz Günter Viehe, Robert Merènyi, Lucien Stella et al. · Angewandte Chemie International Edition in English · 1979 · 378 citations

Natural Sciences, Chemistry, Green Chemistry +8

α-Oxoketene-S,S-, N,S- and N,N-acetals: Versatile intermediates in organic synthesis

H. Junjappa, Hiriyakkanavar Ila, C. V. Asokan · Tetrahedron · 1990 · 366 citations

Natural Sciences, Biochemistry, Chemistry +10

α-Oxo ketene dithioacetals and related compounds: versatile three-carbon synthons

R. Karl Dieter · Tetrahedron · 1986 · 342 citations

Natural Sciences, Chemistry, Catalysis +9