Return to Article Details REGIO- AND STEREOSELECTIVE 1,3-DIPOLAR CYCLOADDITION OF AZOMETHINE YLIDES BASED ON ISATINS AND (THIA)PROLINE TO 3-NITRO-2-(TRIFLUORO(TRICHLORO)METHYL)-2<i>H</i>-CHROMENES: SYNTHESIS AND CYTOTOXIC ACTIVITY OF 6'-(TRIHALOMETHYL)SPIRO[CHROMENO(THIA)PYRROLIZIDINE-11,3'-INDOLIN]-2'-ONES Download Download PDF