Organomagnesium compounds
The interaction of alkyl halide with Mg metal in a suitable ether solvent is the common method for the synthesis of the Grignard reagent.
Hydrolysis Grignard Reactions and Reduction
Organomagnesium halides are Grignard reagents. Francois Auguste Victor Grignard, a French chemist who received the Nobel Prize in Chemistry in 1912, created these highly useful reagents.
Draw a stepwise mechanism for the conversion of lactone A to ester B
using HCl in ethanol. B is converted in one step to ethyl chrysanthemate,
a useful intermediate in the synthesis of a variety of pyrethrins, naturally occurring insecticides with three-membered rings that are isolated from
chrysanthemums
![HCI
HO,
one step
A
B
ethyl chrysanthemate](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7b1bee3d-eec3-4e32-8a04-a9fe1c87b1d0%2Fbd172768-752b-4075-9a77-37effa1bd5c5%2Fk6s35cu_processed.png&w=3840&q=75)
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