𝔖 Bobbio Scriptorium
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1,4-Di-tert-butylsilabenzene: Generation and Trapping Reactions

✍ Scribed by Prof. Dr. Gottfried Märkl; Peter Hofmeister


Book ID
101549633
Publisher
John Wiley and Sons
Year
1979
Tongue
English
Weight
217 KB
Volume
18
Category
Article
ISSN
0044-8249

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trrf-Butyl and 2,6-di(tert-butyl)-4-methylphenyl (RHT) cyclopropanecarboxylates (4, 6, 24, 25) are lithiated with LiN(i-Pr), and t -BuLi, respectively. Reactions with alkyl halides, aldehydes, acyl chlorides, and heteroelectrophiles give a-substituted BHT esters which can be cleaved (t-BuOK/H,O/THF)