132643-80-2Relevant 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 (2016/02/18)
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
REACTION OF PYRIDAZINE N-OXIDES WITH PYRIDINES: FORMATION OF THE FIRST EXAMPLES OF PYRIDO-OXEPINS
Kurita, Jyoji,Kakusawa, Naoki,Yasuike, Shuji,Tsuchiya, Takashi
, p. 1937 - 1940 (2007/10/02)
Reaction of pyridazine N-oxides (3) with pyridines and quinolynes (2) gave the corresponding novel fuly unsaturated pyrido-oxepins (4-6) and quino-oxepins (13-15) via the cycloadducts (11).
