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प्रश्न
Write IUPAC name of crotonyl alcohol.
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उत्तर
IUPAC name of crotonyl alcohol: But-2-en-1-ol
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संबंधित प्रश्न
Answer in brief.
Give the reagents and conditions necessary to prepare phenol from Benzene sulfonic acid.
When vapours of tert.butyl alcohol are passed over hot copper, it gives _____________
Reaction between hot conc. HI and anisole gives ______________
Arrange the following in decreasing order of acid strength.
CH3OH, CH3–CH2–OH, CH3–CH(OH)–CH3, (CH3)3–C–OH
Write the name of major product when anisole reacts HI at 398 K
What is the action of following reagents on pent-3-enal?
- H2/Ni
- LiAlH4/H3O+
Write chemical equation of acetyl chloride with phenol
An unknown alcohol is treated with Lucas reagent. Explain how you will determine whether the alcohol is primary, secondary or tertiary. Indicate by chemical equation the reaction between isopropyl alcohol and Lucas reagent.
Write chemical reactions to convert phenol into salicyaldehyde. Write the name of the reaction. What happens when if CCl4 is used instead of CHCl3 in the above reaction.
\[\ce{C3H8O ->[KMnO4][(Oxidation)] C3H6O2}\]
The compound C3H8O is a/an ____________.
____________ is used for silvering mirrors.
α-butylene when subjected to hydroboration oxidation reaction, yields ______.
What is the product of the following reaction?
\[\ce{CH3 - CH2 - CH2 - OH ->[conc. H2SO4][\Delta]}\]
The product 'C' in the following reaction is:
\[\ce{CH3CH2Br ->[alc. KCN] {'A'} ->[H3O^+][\Delta] {'B'} ->[i. LiAlH4][ii. H3O^+] {'C'}}\]
The most resistant alcohol towards oxidation reaction is:
Identify the product B in following conversion.
\[\ce{Chlorobenzene + H2O ->[Cu, 673 K][Pressure] A ->[conc. H2SO4][373 K] B}\]
Which among the following compounds is used to prepare solid fuel using calcium acetate?
The number of σ bonds in carbolic acid is ______.
Which of the following alcohols is NOT prepared by reduction of carbonyl compounds?
Name the catalyst used in commercial method of preparation of phenol.
Which of the following compounds has lowest boiling point?
What is the product formed when aniline is treated with \[\ce{NaNO2 + HCl}\] previous to hydrolysis?
The chemical test that distinguish between benzoic acid and phenol is ______.
What is the action of nitrous acid on aniline?
Write the chemical reaction when hot copper is treated with Vapours of 2° (secondary) alcohol.
Convert the following :
cumene to phenol.
Arrange the following compounds in order of decreasing acidity:
What is the name of isopropyl alcohol according to the carbinol system?
Which of the following is primary benzylic alcohol?
