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Phenylation of carbanions by .pi.-(chlorobenzene)chromium tricarbonyl

✍ Scribed by Semmelhack, M. F.; Hall, H. T.


Book ID
127179465
Publisher
American Chemical Society
Year
1974
Tongue
English
Weight
267 KB
Volume
96
Category
Article
ISSN
0002-7863

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Enantioselective Deprotonation/Electroph
✍ Anna Quattropani; GΓ©rald Bernardinelli; E. Peter KΓΌndig πŸ“‚ Article πŸ“… 1999 πŸ› John Wiley and Sons 🌐 German βš– 239 KB πŸ‘ 1 views

Sequential reaction of the tricarbonyl[(h 6 -phenyl) carbamate]chromium complex 3 with chiral amide bases (see 4 and 5) and electrophiles yielded planar chiral ortho-substituted complexes 6 with up to 70% enantiomeric excess (ee) (Scheme 2, Table 1 and2). The enantiomer purity could be increased to