Figuring out Primary/Secondary/Tertiary Structures

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SUMMARY

This discussion focuses on systematically identifying primary, secondary, and tertiary structures of organic compounds, specifically alcohols, amines, ketones, and aldehydes. The user expresses frustration over the lack of a systematic approach to generate all possible structures for a given formula, particularly when faced with multiple isomers. A suggested method involves starting with a straight-chain structure and progressively rearranging carbon atoms. The conversation highlights that such problems are often more educational than exam-oriented, aimed at enhancing understanding of isomerism.

PREREQUISITES
  • Understanding of organic chemistry fundamentals, including functional groups.
  • Familiarity with isomerism concepts, particularly structural isomers.
  • Basic knowledge of graph theory as it relates to molecular structures.
  • Experience with drawing and visualizing organic compounds.
NEXT STEPS
  • Research systematic methods for generating isomers in organic chemistry.
  • Explore graph theory applications in molecular structure analysis.
  • Learn about software tools for modeling organic compounds, such as ChemDraw.
  • Study the principles of stereochemistry and its impact on isomerism.
USEFUL FOR

Organic chemistry students, educators, and researchers interested in mastering isomer generation and understanding molecular structures.

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Homework Statement



In general, when presented with a problem such as write out all the primary alcohols/amines/ketones/aldehydes with this formula ________, how do I actually go about systematically figuring them out? I have seen problems with up to 8 different structures for me to figure out. How in the world do I figure it out without wasting my time drawing out a million different structures?
 
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I am not aware of any purely systematic way. If they exist, they are buried deep in a graph theory.

My approach would be to start with a straight chain, then to move one carbon around, then to move two carbons around and so on.

If it makes you happy - I have never seen such questions asked on a serious exam, they are more like a step in building your awareness of all possible isomers existing in general.
 

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