Regioselective Inter- and Intramolecular Formal [4+2] Cycloaddition of Cyclobutanones with Indoles and Total Synthesis of (+/-)-Aspidospermidine

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

WILEY-V C H VERLAG GMBH

1. Kurata Memorial Hitachi Science and Technology Foundation
2. JSPS KAKENHI [24590007]
3. Grants-in-Aid for Scientific Research [24590007] Funding Source: KAKEN