Table of Contents
- 1 How do you make Benzonitrile?
- 2 How is phenol converted into benzene?
- 3 What is the molecular formula of benzonitrile?
- 4 How is aniline obtained from benzonitrile?
- 5 How phenol is converted into?
- 6 How will you convert nitrobenzene into?
- 7 How do you convert benzonitrile to acetophenone?
- 8 How do you convert phenol to benzene?
- 9 How do you convert phenol to salicyclic acid?
How do you make Benzonitrile?
Production. It is prepared by ammoxidation of toluene, that is its reaction with ammonia and oxygen (or air) at 400 to 450 °C (752 to 842 °F). In the laboratory it can be prepared by the dehydration of benzamide or by the Rosenmund–von Braun reaction using cuprous cyanide or NaCN/DMSO and bromobenzene.
How is phenol converted into benzene?
Answer: Phenol can be converted to Benzene by a sole reduction procedure : By addition of Zinc in dust/powdered form. On the other hand , Zn reacts with the oxygen radicles to form Zinc Oxide (ZnO). Finally , Hydrogen free radicle (formed from Hydrogen ion) joins with phenyl-free radicle to form Benzene.
How is phenol converted to cyclohexanol?
Phenol is reacted with hydrogen in contact with a nickel catalyst, wherein the concentration of hydrogen is controlled, and/or wherein controlled amounts of water are included in the reaction mixture, to produce cyclohexanol, or preferably cyclohexanol plus cyclohexanone.
What is the molecular formula of benzonitrile?
C7H5N
Benzonitrile/Formula
How is aniline obtained from benzonitrile?
Explanation: Aniline is treated with sodium nitrate followed by hydrogen chloride at 273 – 278K to form benzene Diazonium chloride.
Which compound can convert phenol to benzene?
Benzoic acid gives benzene on being heated with ′X′ and phenol gives benzene on being heated with ′Y′.
How phenol is converted into?
Phenol is converted to salicylic acid by Reimer-Tiemann reaction. In this reaction, ortho hydroxyl benzaldehyde and ortho hydroxyl benzoic acid are obtained. There are two ways in which the reaction happens in the presence of different chemicals.
How will you convert nitrobenzene into?
Nitrobenzene is an aromatic nitro compound and aniline is its corresponding aromatic primary amine. So, nitrobenzene can be converted into aniline by reduction with an active metal like iron, tin, zinc etc. and concentrated hydrochloric acid.
How is aniline converted into phenol write the equation?
The reaction is as follows: Benzene diazonium chloride on reaction with water forms phenol. Thus, we can convert aniline to phenol by first treating aniline with sodium nitride and hydrochloric acid which gives benzene diazonium salt which in reaction with water gives phenol.
How do you convert benzonitrile to acetophenone?
Benzonitrile can be converted into acetophenone (benzophenone) by using Grignard’s reagent. In this reaction, the first benzonitrile is reacted with methyl magnesium bromide to form an addition product which on hydration forms benzophenone as a product.
How do you convert phenol to benzene?
Step 1. Phenol on treatment with chloroform and KOH (Reimer-Tiemann reaction) yields salicylaldehyde, C6H4 (CHO) (OH). 2. Salicylaldehyde on distillation with zinc dust will form benzaldehyde. Step 1. Phenol on distillation with zinc dust is reduced to benzene.
Can benzonitriles be hydrolysed?
Benzonitriles and phenoxy acids are widely applied as salts or esters, but they are hydrolysed to their respective phenols or acids in the matrix. Extraction of residues from soil and water is commonly performed at acidic pH with organic solvents of medium polarity.
How do you convert phenol to salicyclic acid?
Step 1: Add sodium hydroxide to phenol in order to obtain sodium phenoxide ion. Step 2: Now under the high temperature and and pressure add allow phenoxde ion to react with carbon dioxide gas to give salicyclic acid .Also known as Kolbe’s reaction.