Naming Organic Compound: Bispiro Cyclopropyl Ethyl

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Discussion Overview

The discussion centers around the naming of an organic compound that features a bispiro structure with cyclopropyl and ethyl substituents. Participants explore the appropriate nomenclature and structural classification of the compound, including its potential as a spiro compound.

Discussion Character

  • Debate/contested, Technical explanation

Main Points Raised

  • One participant suggests the compound is a bispiro with cyclopropyl and ethyl substituents, referencing a drawing created using SpartanBuild.
  • Another participant mentions the compound resembles a decalin structure, specifically a bicyclo[4.4.0]decane, and emphasizes the need to determine the numbering system for this compound.
  • A different participant questions whether it should be classified as a spiro compound, citing recent classroom instruction about the definition of spiro compounds.
  • Another participant counters that spiro compounds only share one carbon atom between rings, while this compound has two shared carbon atoms.

Areas of Agreement / Disagreement

Participants express differing views on the classification of the compound as a spiro compound or a bicyclic structure, indicating that the discussion remains unresolved with multiple competing interpretations.

Contextual Notes

There are uncertainties regarding the structural details of the compound based on the visibility of the referenced image, as well as potential limitations in the understanding of nomenclature rules among participants.

FaNgS
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How do you name this compound??

I used SpartanBuild to draw it and I copied the picture

Please check the link below:
http://i148.photobucket.com/albums/s38/InsertMe/unknowncompound.jpg


I'm thinking its a bispiro with a cyclopropyl and an ethyl substituent

Yours truly,
FaNgS

PS: Its only one compound, the picture on the left is just a rotation of the one on the right.
 
Last edited by a moderator:
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some help is greatly appreciated

anyone
 
FYI - I can't see the picture you link to there, but I'm at work and they block some sites weird...
 
It looks like a decalin compound, also known as a bicyclo[4.4.0]decane. That should get you started.
Now you need to figure out the numbering system for this decahydronaphthalene compound.
 
Last edited:
shouldn't it be a spiro compound?

i'm not sure but we just took this in class this week and we've been taught that if the carbon atoms are shared its supposed to be called a spiro compound.
 
spiro compounds have only 1 carbon common to both rings. This has two.
 

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