@article{paperid:1089321, author = {Khalili, Maryam and Esmaeili, Abbas Ali}, title = {Catalyst-free Facile Synthesis of Novel Fused Spiro[benzo[4,5]thiazolo[3,2-a]pyrano[2,3-d]pyrimidine-4,3'-indoline]-3-carbonitrile Derivatives via One-pot Three-Component Reaction}, journal = {Organic Preparations and Procedures International}, year = {2022}, volume = {54}, number = {2}, month = {March}, issn = {0030-4948}, pages = {145--156}, numpages = {11}, keywords = {catalyst-free; spiro-heterocycles; isatin; malononitrile;}, }