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ChemInform Abstract: Titanium Chelation in Regioselective Michael Additions to Conjugated Dienones and Trienones.

✍ Scribed by S. J. BROCCHINI; R. G. LAWTON


Book ID
101856060
Publisher
John Wiley and Sons
Year
2010
Weight
31 KB
Volume
28
Category
Article
ISSN
0931-7597

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Titanium Chelation in Regioselective Mic
✍ Stephen J Brocchini; Richard G Lawton πŸ“‚ Article πŸ“… 1997 πŸ› Elsevier Science 🌐 French βš– 564 KB

The site of Michaeladditionof ~-heteroatom substitutedthiols (such as mercaptoethanol)to unsubstituted2, 4-diectoneand 2, 4, 6-trienonesis at the terminal(en)position. This site preferenceis transferred to the (3site when the addition is accomplishedusing Ti+4 complexation. These ~site additionprodu