Reactions of 5,6-Dilithioacenaphthene-N,N,N′,N′-Tetramethyl-1,2-ethanediamine Complex with α-Diketones. I. cis-Directing 1:1 Cyclic Additions with Acyclic and Cyclic α-Diketones and Related Compounds

Reactions of 5,6-Dilithioacenaphthene-N,N,N′,N′-Tetramethyl-1,2-ethanediamine Complex with α-Diketones. I. cis-Directing 1:1 Cyclic Additions with Acyclic and Cyclic α-Diketones and Related Compounds
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5,6-二锂苊-N,N,N,N-四甲基-1,2-乙二胺络合物与 α-二酮的反应 I. 与无环和环状 α-二酮及相关化合物的顺式定向 1:1 环状加成化合物

DOI:
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发表时间:
1981
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影响因子:
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通讯作者:
T. Kasai
T. Kasai
中科院分区:
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文献类型:
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作者:
N. Tanaka;T. Kasai

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标题化合物(3)可以在-10-0 °C的乙醚中由5,6-二溴苊与丁基锂和二胺反应生成。3与丁二酮反应生成顺式-1,2,5,6-四氢-1,2-二甲亚砜。
The title complex (3) is readily generated from 5,6-dibromoacenaphthene with butyllithium and the diamine in ether at −10–0 °C. The reaction of 3 with biacetyl gave cis-1,2,5,6-tetrahydro-1,2-dimet...