Illustrated Glossary of Organic Chemistry
Radical
halogenation
(
free radical
halogenation
):
A
substitution reaction
in which a hydrogen atom is replaced with a
halogen
atom, via a
free radical
reaction mechanism
.
Initiation
Propagation
Propagation
Industrial scale
synthesis
of
chloromethane
(
CH
3
Cl
) is achieved by
gas-phase
radical
halogenation
of
methane
with chlorine. Further
halogenation
can give
dichloromethane
(
methylene chloride
),
trichloromethane
(
chloroform
), and
carbon tetrachloride
.
Related terms:
hν
,
photochemistry
,
homolytic cleavage
,
alkyl halide
,
haloalkane
,
reaction mechanism
,
curved arrow
,
termination
,
radical chain
,
radical fates
,
ozone depletion
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