137569-28-9Relevant articles and documents
threo-3-Alkyl- and -Arylglutamic Acid Derivatives by Michael Additions of Boc-BMI Li-Enolates to 2,6-Di-t-butyl-4-methoxyphenyl Alkenoates On the Diastereoselectivity of the Coupling of Trigonal Centers Involving Heterocyclic Li-Enolates
Suzuki, Keisuke,Seebach, Dieter
, p. 51 - 62 (2007/10/02)
The conjugated esters 5, 6, 8, 9 mentioned in the title are prepared from the corresponding aryl acetate 4 and aldehydes by aldol condensation (direct enoylation of the hindered phenol with the corresponding unsaturated acid chlorides gave only poor yield