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Author Question: The reaction of a carbene with an alkene to make a cyclopropane commonly goes through which type of mechanism? (Read 97 times)

zl00505

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on: Feb 17, 2022

Question 1

A total synthesis of ingenol utilized a dibromocyclopropanation via a carbene intermediate (J. Am. Chem. Soc. 2002, 124, 9726). What key type of reagent is missing from the reaction conditions?



◦ Bronsted Base
◦ Bronsted Acid
◦ Lewis Acid catalyst
◦ radical initiator

Question 2

The reaction of a carbene with an alkene to make a cyclopropane commonly goes through which type of mechanism?
◦ cycloaddition
◦ α-elimination
◦ proton transfer
◦ loss of leaving group
Organic Chemistry ¦ Klein ¦ 4th Edition
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Marked as best answer by zl00505 on Feb 17, 2022

AarionnaH

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Reply #1 on: Feb 17, 2022
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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zl00505

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Reply 2 on: Feb 17, 2022
Wow, this really help

jamesnevil303

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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