1. An expeditious access of 2, 5′-dioxo-5′, 6′, 7′, 8′-tetrahydro-1′H-spiro[indoline-3, 4′-quinoline]-3′-carboxylate by reaction of isatin, ethyl cyanoacetate and enaminone in water. Issue 27 (5th July 2018) Authors: Tiwari, Keshri Nath; Prabhakaran, S.M.; Kumar, Vaneet; Rajendra, Thakar Snehal; Mathew, Shintu Journal: Tetrahedron Issue: Volume 74:Issue 27(2018) Page Start: 3596 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗