Simmons-Smith ·
Stereospecific Cyclopropanation
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seel
.com · CH₂I₂ + Zn(Cu) → cyclopropane · one concerted step
Species
alkene + CH₂I₂
Ring formed
no
Stage
reagents ready
Alkene carbons (C=C)
Carbenoid CH₂ (→ ring)
Zinc (Zn)
Iodine (I)
Directing -OH
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