Stereoselective electrochemically induced cyclization of bicyclo[2.2.1]hept-5-ene-2,2,3,3-tetracarbonitriles to 3-amino-1,1-dimethoxy-4,7-dihydro-1H-4,7-methanoisoindole-3a,7a-dicarbonitriles
Stereoselective electrochemically induced cyclization of bicyclo[2.2.1]hept-5-ene-2,2,3,3-tetracarbonitriles to 3-amino-1,1-dimethoxy-4,7-dihydro-1H-4,7-methanoisoindole-3a,7a-dicarbonitriles
Mechanochemical Grinding Diels–Alder Reaction: Highly Efficient and Rapid Access to Bi-, Tri-, and Tetracyclic Systems
作者:Rama Peddinti、Jyoti Agarwal、Rashmi Rani
DOI:10.1055/s-0036-1558970
日期:2017.7
Grinding of various electron-deficient dienophiles with diverse dienes in a pestle and mortar for 1–15 minutes afforded the corresponding Diels–Alder adducts in quantitative yields under catalyst-free and solvent-free conditions, without the necessity for any purification steps.