140640-36-4Relevant academic research and scientific papers
Catalytic action of azolium salts. IV. Preparations of 4-aroylquinazolines and 4-aroyl-1H-pyrazolo[3,4-d]pyrimidines by catalytic action of 1,3-dimethylimidazolium iodide
Miyashita,Matsuda,Suzuki,Iwamoto,Higashino
, p. 2017 - 2022 (2007/10/02)
The ability of 1,3-dimethylimidazolium iodide (1) to catalyze the aroylation of the chloroheteroarenes 4-8 with arenecarbaldehydes 3 as sources of the aroyl groups was examined in order to develop a preparative method of aroylheteroarenes. In the presence
Catalytic action of azolium salts. II. Aroylation of 4-chloroquinazolines with aromatic aldehydes catalyzed by 1,3-dimethylbenzimidazolium iodide
Miyashita,Matsuda,Iijima,Higashino
, p. 43 - 48 (2007/10/02)
When a mixture of 4-chloroquinazoline (7), an aromatic aldehyde 6, sodium hydride, and a catalytic amount of 1,3-dimethylbenzimidazolium iodide (1) in tetrahydrofuran (THF) was refluxed with stirring for an appropriate time, the chlorine atom of 7 was rep
