हिंदी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Show how will you synthesize 1-phenylethanol from a suitable alkene.

Advertisements
Advertisements

प्रश्न

Show how will you synthesize 1-phenylethanol from a suitable alkene.

अति संक्षिप्त उत्तर
Advertisements

उत्तर

By acid-catalysed hydration of ethylbenzene (styrene), 1-phenylethanol can be synthesised.

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 7: Alcohols, Phenols and Ethers - Exercises [पृष्ठ २२३]

APPEARS IN

एनसीईआरटी Chemistry Part 1 and 2 [English] Class 12
अध्याय 7 Alcohols, Phenols and Ethers
Exercises | Q 7.13 (i) | पृष्ठ २२३

संबंधित प्रश्न

Show how is the following alcohol prepared by the reaction of a suitable Grignard reagent on methanal?

\[\begin{array}{cc}
\ce{CH3 - CH - CH2OH}\\
|\phantom{........}\\
\ce{CH3}\phantom{....}\\
\end{array}\]


Show how is the following alcohol prepared by the reaction of a suitable Grignard reagent on methanal?


What is meant by hydroboration-oxidation reaction? Illustrate it with an example.


How is the following conversion carried out?

\[\ce{Methyl magnesium bromide -> 2-Methylpropan-2-ol}\]


How will you convert: Phenol to 2, 4, 6 − trinitrophenol?


Write the structures of A, B and C in the following reactions :

\[{CH}_3 CI \to^{KCN} A \to^{LiAIH} B \to^{{HNO}_2}_{273K} C\]

Write the structure of main compounds A and B in the following reaction:

\[\ce{CH3CH2CN->[CH3MgBRH/3O+]A->[LiAIH4]B}\]


Ketones react with Grignard reagent to produce ____________.


Primary alcohols are prepared by the reduction of carboxylic acids. Though lithium aluminium hydride is a strong reducing agent, it is not used in the reaction. This is so because:


Identify ‘C’ in the following:


Magnesium wire continues to burn in the atmosphere of CO2 because


Carboxylic acids are more acidic than phenol and alcohol because of


The reagent used for dehydration of an alcohol is


The best reagent to convert pent 3 – en 2 – 01 into pent 3 – in – 2 – one is


When alcohol react with concentrated H2SO4 intermediate compound formed is


To synthesise 1.0 mole of 2-methylpropan-2-ol from Ethylethanoate ______ equivalents of CH3MgBr reagent will be required. (Integer value)


An aldehyde isomeric with allyl alcohol gives phenyl hydrazone. Pick out a ketone that too gives a phenyl hydrazone containing the same percentage of nitrogen.


Write the mechanism of acid dehydration of ethanol to yield ethene.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×