Asymmetric Cross [10+ 2] Cycloadditions of 2‐Alkylidene‐1‐indanones and under Phase‐Transfer Catalysis.
DOI Number:
10.1002/chem.201904930
Reaction Category:
MOP ID:
MOP_0000562
Educt:
2‐alkylidene‐1‐indanones, activated alkenes
Product:
ethyl (1S,2S,3S,3aR,8aS)-1'-methyl-6-nitro-2',8-dioxo-1-phenyl-3,3a,8,8a-tetrahydro-1H-spiro[cyclopenta[a]indene-2,3'-indoline]-3-carboxylate
Catalyst:
9-hydroxy-6′-methoxy-1-[[2,4,6-tris(1-methylethyl)phenyl]methyl]-cinchonanium bromide
Cas No:
2411313-91-0
Associated Product from Buchler GmbH:
Quinidine Base
Cas No:
56-54-2