Abstract
Three new chiral 3-substituted BINOL Schiff bases and their reductive 3-arylaminomethylBINOL products have been synthesized and used for the asymmetric addition reaction of diethylzinc to aldehydes in the presence of titanium tetraisopropoxide. The reaction provided optically active secondary alcohols in high yield (86-100%) and good enantioselectivity (up to 92% ee).
Original language | English |
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Pages (from-to) | 828-832 |
Number of pages | 5 |
Journal | Chirality |
Volume | 20 |
Issue number | 7 |
DOIs | |
State | Published - Jul 2008 |
Externally published | Yes |
Keywords
- Aldehyde
- Asymmetric addition
- BINOL
- Schiff base
- Titanium