(a)
Interpretation:
The compound,
Concept introduction:
Butchwald-Hatwig
(b)
Interpretation:
The compound,
Concept introduction:
Butchwald-Hatwig amination is the reaction in which aryl halides are directly aminated in the presence of a base and a catalyst to form aryl amines. The catalyst used in this reaction is of the form
(c)
Interpretation:
The compound,
Concept introduction:
Butchwald-Hatwig amination is the reaction in which aryl halides are directly aminated in the presence of a base and a catalyst to form aryl amines. The catalyst used in this reaction is of the form
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EBK ORGANIC CHEMISTRY
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- (a) Give mechanism of preparation of ethoxy ethane from ethanol.(b) How is toluene obtained from phenol?arrow_forwardRank the compounds in each group according to their reactivity towardelectrophilic substitution.(a) Chlorobenzene, o-dichlorobenzene, benzene(b) p-Bromonitrobenzene , nitrobenzene, phenol(c) Fluorobenzene, benzaldehyde, a-xylene(d) Benzonitrile, p-methylbenzonitr ile,p-methoxybenzonitrilearrow_forward(a) benzene can potentially react with Lewis acid to form new carbon-carbon bond. Propose the starting material and stepwise mechanism to produce new chemical structure which consists of a formula molecule of C11H16.arrow_forward
- (a) Account for the following :(i) Propanal is more reactive than propanone towards nucleophilic reagents.(ii) Electrophilic substitution in benzoic acid takes place at meta position.(iii) Carboxylic acids do not give characteristic reactions of carbonyl group.(b) Give simple chemical test to distinguish between the following pairs of compounds:(i) Acetophenone and benzaldehyde(ii) Benzoic acid and ethylbenzoate.arrow_forwardArrange each group of compounds in order of increasing acidity.(b) p-toluenesulfonic acid, acetic acid, chloroacetic acidarrow_forwardSuggest syntheses for the following compound from the indicated starting materials and any other necessary inorganic or organic compounds.arrow_forward
- Provide reagentsarrow_forwardGive answer all the question with explanationarrow_forwardWrite equations showing how to prepare each of the following from benzene or toluene and any necessary organic or inorganic reagents. If an ortho, para mixture is formed in any step of your synthesis, assume that you can separate the two isomers. (a) Isopropylbenzene (b) p-Isopropylbenzenesulfonic acid (c) 2-Bromo-2-phenylpropane (d) 4-tert-Butyl-2-nitrotoluene (e) m-Chloroacetophenone (f) p-Chloroacetophenone (g) 3-Bromo-4-methylacetophenone (h) 2-Bromo-4-ethyltoluene (i) 3-Bromo-5-nitrobenzoic acid (j) 2-Bromo-4-nitrobenzoic acid (k) 1-Phenyloctane (l) 1-Phenyl-1-octene (m) 1-Phenyl-1-octyne (n) 1,4-Di-tert-butyl-1,4-cyclohexadienearrow_forward
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