Are there alternative hydrogen abstraction pathways in E2 elimination reactions?

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    Elimination Reaction
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SUMMARY

The discussion focuses on alternative hydrogen abstraction pathways in E2 elimination reactions, specifically regarding the mechanisms that lead to the formation of different alkenes. The participant seeks clarification on the role of hydroxide ions (OH-) in abstracting hydrogen atoms during the reaction. It is established that multiple hydrogen atoms can be abstracted, influencing the resulting alkene structure. Understanding these pathways is crucial for predicting reaction outcomes in organic synthesis.

PREREQUISITES
  • Understanding of E2 elimination mechanisms
  • Familiarity with hydroxide ion reactivity
  • Knowledge of alkene stability and formation
  • Basic organic chemistry terminology
NEXT STEPS
  • Research the role of hydroxide ions in E2 reactions
  • Study the concept of regioselectivity in alkene formation
  • Explore alternative elimination mechanisms beyond E2
  • Examine examples of hydrogen abstraction in organic reactions
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Chemistry students, organic chemists, and researchers interested in reaction mechanisms and alkene synthesis.

duchuy
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Homework Statement
Monomolecular or bimolecular reaction
Relevant Equations
x
1615745661217.png

Hey,
I have this equation in which I have to determine its reaction mechanism.
1615745758863.png

I managed to determine how we managed to obtain this the molecule in the picture above, but I don't understand the mechanism behind obtaining the second alkene. Thank you so much for your help, and sorry if the vocabulary is incorrect since I translated this from french.
 
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Are there any other hydrogens that could be abstracted by the OH-?
 

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