2
Preparation
of Phenols
The reaction of
Grignard reagents
with methanal
produces a primary
alcohol, with other
aldehydes, secondary
alcohols and with
ketones, tertiary
alcohols (c)
Rationalised 2023-24
202
Chemistry
1 From haloarenes
Chlorobenzene is fused with NaOH at 623K and 320 atmospheric
pressure Phenol is obtained by acidification of sodium phenoxide so
produced (Unit 6, Class XII)