Efficient catalyst for tandem solvent free enantioselective Knoevenagel-formal [3+3] cycloaddition and Knoevenagel-hetero-Diels–Alder reactions
Author:
Affiliation:
1. Laboratory for Advanced Research in Natural and Synthetic Chemistry
2. V. G Vaze College
3. Mumbai University
4. Mumbai 400 081
5. India
6. Department of Chemistry
7. Indian Institute of Technology
8. Mumbai 400 076
Abstract
Tandem Knoevenagel-cycloaddition reactions forming bicyclic tetrahydro-2H-chromen-5(6H)-ones and tricyclic octahydro-2H-benzo[c]-chromen-1(6H)-ones are achieved with up to 98.8% ee in the presence of chiral LBA and titanium-isopropoxy-(S)-BINOLate.
Publisher
Royal Society of Chemistry (RSC)
Subject
General Chemical Engineering,General Chemistry
Link
http://pubs.rsc.org/en/content/articlepdf/2015/RA/C5RA09865C
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