Big Chemical Encyclopedia

Chemical substances, components, reactions, process design ...

Articles Figures Tables About

Diazo compds hydrazones

Mercuric oxide/potassium hydroxide Diazo compds. from hydrazones... [Pg.380]

Dichlorobenzaldehyde hydrazone allowed to react with mercuric oxide in refluxing 1,2-dimethoxyethane in the presence of a little ethanolic KOH -> 2,6-didilorobenzonitrile. Y 80%. - In other solvents, such as benzene, diazo compds. are formed (s. Synth. Meth. 79, 354). F. e. and solvents s. D. B. Mobbs and H. Suschitzky, Tetrah. Let. 7977, 361. [Pg.434]

B6%. Three isomers were prepd from the corresponding 9"hydrazone compds by treatment with silver oxide in refluxing tetrahydro-furan (isomerj mp of hydrazone, mp of diazo, color/form of diazo) 2,4-j 255—56 dec, 192-92.5° dec, red-om ndis 2,5-, 264-66° dec, 208° dec, orn crysts 2,7-, 275—78°dec (crude), 196—99° dec (crude), or crysts. Their expl props are not described in CA... [Pg.504]

See other pages where Diazo compds hydrazones is mentioned: [Pg.69]    [Pg.69]    [Pg.101]    [Pg.224]    [Pg.262]    [Pg.385]    [Pg.504]    [Pg.504]   
See also in sourсe #XX -- [ Pg.27 , Pg.444 ]

See also in sourсe #XX -- [ Pg.27 , Pg.444 ]



SEARCH



Diazo compds

© 2024 chempedia.info