Abstract
Catalytic asymmetric dihydroxylations of 1,3-enynes were studied using 9-O-(9′-phenanthryl) dihydroquinidine (PHN-DHQD) 1 and 1,4-bis-(9-O-dihydroquinidine) phthalazine (DHQD2-PHAL) 2. Terminal olefins showed moderate (38-79% ee) and trans-disubstituted olefins high enantioselectivities (73 - 97% ee).
Original language | English |
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Pages (from-to) | 3833-3836 |
Number of pages | 4 |
Journal | Tetrahedron Letters |
Volume | 33 |
Issue number | 27 |
DOIs | |
Publication status | Published - 1992 Jun |
All Science Journal Classification (ASJC) codes
- Biochemistry
- Drug Discovery
- Organic Chemistry