LQ Wen, H Zhou, WM Ren, XB Lu - Chemistry, an Asian journal - pubmed.ncbi.nlm.nih.gov
Herein, a facile head-to-tail dimerization of alkyl crotonates using electron-rich N, N'-bis
(imidazolyl) guanidinylphosphines (BIG-Ps) as organocatalysts was firstly developed. This …