WebThe odor threshold for phenol is 0.04 parts per million (ppm), with a strong very sweet odor reported. (1,7) Phenol is very soluble in water and is quite flammable. (2) The chemical formula for phenol is C 6 H 6 O and the molecular weight is 94.1 g/mol. (8,9) The vapor pressure for phenol is 0.3513 mm Hg at 25 °C, and it has a log octanol ... Web22 hours ago · Reactions with ammonia and its derivatives (hydroxyl amine, hydrazine and phenyl hydrazine). ... replacement of diazo group by – H, -OH, -NO 2, coupling reaction with phenol and aniline ...
(PDF) PRODUCTION OF ANILINE BY AMMONOLYSIS - ResearchGate
WebApr 9, 2024 · Phenol reacts with ammonia at 300 C in the presence of anhydrous ZnCl2 to give aniline. Aniline is formed when phenol reacts with ammonia , this reaction tak... WebThe reagent lacks sensitivity in situations where there may be amines as well as ammonia, however this can be overcome in part by the use of 2-phenylphenol to replace phenol. An ion selective electrode, or distillation/titration method can often be used in cases where Berthelot chemistry is ineffective. theorem zero
16.10: Reduction of Aromatic Compounds - Chemistry …
WebSince the reagents and conditions employed in these reactions are electrophilic, these reactions are commonly referred to as Electrophilic Aromatic Substitution. The catalysts and co-reagents serve to generate the strong electrophilic species needed to effect the initial step of the substitution. WebJan 23, 2024 · Combustion of phenol Phenol burns in a plentiful supply of oxygen to give carbon dioxide and water. (1) C 6 H 5 O H + 7 O 2 → 6 C O 2 + 3 H 2 O However, for compounds containing benzene rings, combustion is hardly ever complete, especially if … WebSep 25, 2024 · The reactions of phenol are those of the phenyl and -OH groups. The phenolic -OH group exhibits the typical replacement reactions of the aliphatic -OH group but differs from the alcoholic -OH as it has a weakly acidic character. ... Reaction with ammonia. At high temperatures, phenol reacts with ammonia in the presence of anhydrous ZnCl2 to ... theorem vs theory equation definition