发明授权
US5608094A Benzosilacyclobutenes and methods of making 失效
苯并三环唑及其制备方法

Benzosilacyclobutenes and methods of making
摘要:
1,1-dimethyl-2,3-benzo-1-sila-2-cyclobutene was synthesized from 2-bromobenzyl bromide through a modified Grignard procedure, which resulted in a higher (41%) than literature reported yield (35%). An alternative approach with a much less costly 2-chlorobenzyl chloride as starting material is also disclosed. In addition, new di-benzosilacyclobutene compounds were synthesized with our modified Grignard procedure. The compounds are useful as coating materials for surfaces, and when applied to metallic surfaces, can be used neat.
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