Oxoindolizine and oxoindolizinium dyes and processes for their preparation
申请人:EASTMAN KODAK COMPANY
(a New Jersey corporation)
公开号:EP0068876B1
公开(公告)日:1985-04-03
Photographic elements capable of providing oxoindolizine and oxoindolizinium dye compounds
申请人:EASTMAN KODAK COMPANY
(a New Jersey corporation)
公开号:EP0068880B1
公开(公告)日:1985-08-07
US4368247A
申请人:——
公开号:US4368247A
公开(公告)日:1983-01-11
US4577024A
申请人:——
公开号:US4577024A
公开(公告)日:1986-03-18
Electrophilic Substitution in Aromatic and Heteroaromatic Substrates by Trichlorocyclopropenylium Tetrachloroaluminate
作者:Yu. V. Skornyakov、N. A. Lozinskaya、M. V. Proskurnina、N. S. Zefirov
DOI:10.1007/s11178-005-0227-6
日期:2005.5
Trichlorocyclopropenylium tetrachloroaluminate is an electrophilic reagent for the preparative introduction of a cyclopropenyl fragment into heteroaromatic and aromatic substrates.