This question is about carbonyl compounds.
The skeletal formula of menthone is shown.
Give the molecular formula of menthone.
Ethanal, CH3CHO, reacts with hydrogen cyanide in the presence of cyanide ions to form 2-hydroxypropanenitrile.
Draw the mechanism for this reaction.
Include curly arrows, and any relevant lone pairs and dipoles.
A carbonyl compound, F, has the molecular formula C6H12O.
Explain, in terms of all the intermolecular forces involved, why butanal has a higher boiling temperature than pentane but a lower boiling temperature than propanoic acid.
Substance | Boiling temperature / °C |
butanal | 76 |
pentane | 36 |
propanoic acid | 141 |
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