ChemInform Abstract: An Efficient One‐Pot Four‐Component Synthesis of 5H‐Spiro[benzo[7,8]chromeno [2,3‐c]pyrazole‐7,3′‐indoline]‐2′,5,6(9H)‐trione Derivatives Catalyzed by MgCl₂.

Abstract

An Efficient One-Pot Four-Component Synthesis of 5H-Spiro[benzo[7,8]chromeno[2,3-c]pyrazole-7,3'-indoline]-2',5,6(9H)-trione Derivatives Catalyzed by MgCl 2. -(SHEN, T.; FU, Z.; CHE, F.; DANG, H.; LIN, Y.; SONG*, Q.; Tetrahedron Lett. 56 (2015) 9, 1072-1075, http://dx.