How to convert ethene to but-1-yne?

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Discussion Overview

The discussion focuses on the chemical conversion of ethene to but-1-yne, exploring potential methods and reactions involved in this transformation. The context is primarily homework-related, with participants seeking assistance in understanding the necessary steps and reactions.

Discussion Character

  • Homework-related, Exploratory

Main Points Raised

  • Some participants suggest that the first step involves combining two units of ethene to create a four-carbon backbone.
  • Others propose that additional carbons are needed and recommend considering the reaction of ethene with a two-carbon halide to facilitate the formation of a triple bond.

Areas of Agreement / Disagreement

Participants have not reached a consensus on the specific steps required for the conversion, and multiple approaches are being discussed without resolution.

Contextual Notes

The discussion lacks detailed explanations of the chemical mechanisms involved and does not clarify the assumptions regarding the types of reactions or conditions necessary for the conversion.

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Homework Statement


How is ethene converted to but-1-yne?


Homework Equations


Alkenes can be converted to alcohols or halides.


The Attempt at a Solution


Don't remember much of the conversions in Chemistry...really need the help!
 
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calm_cool said:

Homework Statement


How is ethene converted to but-1-yne?


Homework Equations


Alkenes can be converted to alcohols or halides.


The Attempt at a Solution


Don't remember much of the conversions in Chemistry...really need the help!

OK, how can you make alkynes?
 
First step would be to combine two units of ethene to form a 4 carbon backbone.
 
You need to add two more carbons, so consider how you would have the ethene attack a 2 carbon halide while having a triple bond.
 

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