Acknowledgement Financial support from National Natural Science Foundation of China (Nos. 21072100; 21121002; 21272119) is gratefully acknowledged.
in this work, the phosphine-catalyzed annulation reactions between modified allylic derivatives and polar 1,1-dicyano-1,3-dienes have been studied. In the catalysis of PPh3 (20 mol%), a [4 + 1 ] annulation reaction...
supported by the Natural Science Foundation of China (No. 20972047), the ‘Shu Guang' project of Shanghai Municipal Education Commission, Shanghai Education Development Foundation (No. 09SG28), the Fundamental Research Funds for the Central Universities and the Shanghai Committee of Science and Technology (No. 11DZ2260600).
A facile iron-catalyzed C(sp3)-C(sp2) bond formation through DDQ-mediated cross-dehydrogenative homo-coupling of (E)-1,2-diarylprop-1-enes for the synthesis of highly aryl-substituted cyclopentenes has been deve...