58549-53-4Relevant academic research and scientific papers
Base-promoted formal [4 + 3] annulation between 2-fluorophenylacetylenes and ketones: A route to benzoxepines
Ouyang, Lu,Qi, Chaorong,He, Haitao,Peng, Youbin,Xiong, Wenfang,Ren, Yanwei,Jiang, Huanfeng
, p. 912 - 919 (2016)
The first base-promoted formal [4 + 3] annulation between 2-fluorophenylacetylenes and ketones has been disclosed. The reaction proceeds through a tandem α-vinylation of ketones followed by an intramolecular nucleophilic aromatic substitution (SN/su
A heterocyclic benzene and oxygenheptantriene class the synthetic method of the compound of
-
Paragraph 0105; 0106; 0107; 0108; 0109; 0110; 0111-0114, (2016/12/01)
The invention relates to a synthetic method of benzo oxepin compounds. The synthetic method comprises the following steps of: with an o-fluorobenzene acetylene compound and ketone as raw materials, alkali as an accelerant and an organic solvent as a solve
