Advertisements
Advertisements
Question
What is the action of following on but-2-ene?
dil. alkaline KMnO4
Solution
The action of dil. alkaline KMnO4 on but-2-ene:
\[\begin{array}{cc}
\ce{\phantom{......................................................}H\phantom{...}H}\\
\phantom{......................................................}|\phantom{....}|\\
\ce{\underset{But-2-ene}{CH3 - CH = CH - CH3} + H - OH + [O] ->[alkaline KMnO4][(Hydroxylation)] CH3 - C - C - CH3}\\
\phantom{......................................................}|\phantom{....}|\\
\ce{\phantom{........................................................}\underset{Butane-2,3-diol}{OH\phantom{.}OH}}
\end{array}\]
APPEARS IN
RELATED QUESTIONS
Write IUPAC names of the products obtained by the reaction of cold concentrated sulphuric acid followed by water with the following compounds.
Propene
Write the reaction to convert propene to n-propyl alcohol.
Write the reaction to convert propene to isopropyl alcohol.
Give IUPAC name for the following compound.
\[\ce{CH3 –CH=CH–CH=CH–C≡C–CH3}\]
Give IUPAC name for the following compound.
\[\begin{array}{cc}\ce{C2H5}\phantom{.}\ce{CH3}\phantom{.......}\\|\phantom{.....}|\phantom{.........}\\
\ce{CH3 - C - C - C ≡ C - CH3}\\
|\phantom{.....}|\phantom{.........}\\
\ce{CH3}\phantom{..}\ce{H}\phantom{.........}
\end{array}\]
Give IUPAC name for the following compound.
\[\ce{(CH3)3 C – C ≡ C – CH (CH3)2}\]
Complete the following:
\[\ce{2 - butyne ->[Lindlar Catalyst]}\]
\[\begin{array}{cc}
\phantom{......................................................}\ce{CH3}\phantom{............}\ce{Br}\phantom{}\\
\phantom{....................................................}|\phantom{.............}/\phantom{}\\
\ce{A + Mg ->[Dry][ether] CH3-Mg-Br + B ->[i. Dry ether][ii. H-OH/H^+] CH3-C-OH + Mg}\\
\phantom{.....................................................}|\phantom{.............}\backslash\phantom{}\\
\phantom{......................................................}\ce{CH3}\phantom{..........}\ce{OH}\phantom{}
\end{array}\]
Thus, 'B' in the above reaction is:
Markownikoff's rule governs the addition of ____________.
Which of the following does NOT observe the Markovnikov's addition of HBr?
Alkene \[\ce{R - CH = CH2}\] reacts with B2H6 in the presence of dilute H2O2, to give:
\[\ce{A + HBr ->[Peroxide] 1-Bromo-2-methylheptane}\]
Identify A.
Which of the following is a cycloalkene?
What is the major product formed by HI on reaction with \[\begin{array}{cc}
\ce{CH3}\phantom{....}\\
|\phantom{.......}\\
\ce{CH3-C-CH = CH2}\\
|\phantom{.......}\\
\ce{H3C}\phantom{.........}
\end{array}\]?
The major product obtained in the photo catalysed bromination of 2-methylbutane is ______.
Which of the following in Baeyer's reagent?
What is the action of following on but-2-ene?
dil alkaline KMnO4
Acetone and acetaldehyde are the ozonolysis products of an alkene. Write the structural formula of an alkene and give the IUPAC name of it.
What is the action of following on but-2-ene?
dil alkaline KMnO4
Acetone and acetaldehyde are the ozonolysis products of an alkene. Write the structural formula of an alkene and give IUPAC name of it.
What is the action of following on but-2-ene?
dil alkaline \[\ce{KMnO4}\]
Acetone and acetaldehyde are the ozonolysis products of an alkene. Write the structural formula of an alkene and give IUPAC name of it.
Write the reaction to convert propene to isopropyl alcohol.
What is the action of following on but-2-ene?
dil. alkaline KMnO4
Write the reaction to convert propene to isopropyl alcohol.
What is the action of following on but-2-ene ?
dil. alkaline \[\ce{KMnO4}\]
Read the following reaction and answer the questions given below.
\[\begin{array}{cc}
\phantom{...............................}\ce{CH3}\\
\phantom{............................}|\\
\ce{CH3 - C = CH2 + HBr ->[benzoyl][peroxide] CH3 - CH - CH_2Br}\\
|\phantom{....................................}\\
\ce{CH3}\phantom{.................................}
\end{array}\]
- Write IUPAC name of the product.
- State the rule that governs formation of this product.
