@article{paperid:1031423, author = {Esmaeili, Abbas Ali and Saeid Amini-Ghalandarabad and Saeideh Jannati}, title = {A novel and efficient synthesis of 3,3-disubstituted indol-2-ones via Passerini three-component reactions in the presence of 4 Å molecular sieves}, journal = {Tetrahedron Letters}, year = {2013}, volume = {54}, number = {1}, month = {January}, issn = {0040-4039}, pages = {406--408}, numpages = {2}, keywords = {Isatin Isocyanide Passerini coupling reaction Carboxylic acid 3;3-Disubstituted indol-2-ones}, }