Reactions of Ethers
Ethers (R-O-R’) are compounds formed by replacing hydrogen atoms of an alcohol (R-OH compound) or a phenol (C6H5OH) by an aryl/ acyl group (functional group after removing single hydrogen from an aromatic ring). In this section, reaction, preparation and behavior of ethers are discussed in the context of organic chemistry.
Epoxides
Epoxides are a special class of cyclic ethers which are an important functional group in organic chemistry and generate reactive centers due to their unusual high reactivity. Due to their high reactivity, epoxides are considered to be toxic and mutagenic.
Williamson Ether Synthesis
An organic reaction in which an organohalide and a deprotonated alcohol forms ether is known as Williamson ether synthesis. Alexander Williamson developed the Williamson ether synthesis in 1850. The formation of ether in this synthesis is an SN2 reaction.
![# Synthesis of Dibromocyclopentane from Bromocyclopentane
## Objective
To prepare a compound from bromocyclopentane using any required reagents.
## Starting Material
- **Bromocyclopentane**: A cyclopentane ring with a single bromine atom attached to one of the carbon atoms.
## Target Compound
- **Dibromocyclopentane**: A cyclopentane ring with two bromine atoms attached to the same carbon.
## Structure Explanation
The compound shown is a cyclopentane ring—a five-membered carbon ring. Two bromine (Br) atoms are attached to the same carbon, representing a geminal dibromo structure.
### Graph/Diagram Explanation
- The diagram illustrates a five-sided polygon representing the cyclopentane ring.
- Two bromine atoms, depicted by "Br," are bonded to the same carbon atom.
## Methodology
To achieve this transformation:
1. **Start with bromocyclopentane** as the base structure.
2. **Use reagents** suitable for introducing a second bromine atom at the position where the first bromine atom is located.
3. A common approach might involve the use of bromine (Br₂) with a suitable catalyst or under specific reaction conditions to achieve the desired substitution.
This synthetic route will result in adding a second bromine atom to the carbon already bearing a bromine atom, yielding the target dibrominated product.
## Safety and Precautions
- Handle all chemicals, especially bromine, with care.
- Conduct reactions in a well-ventilated area or fume hood.
- Use personal protective equipment (PPE) as needed, including gloves and goggles.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe66017ed-4b0b-4cbd-b74e-dba27bb301a8%2Fc648163b-933a-4702-b8a3-16faebfad1b1%2F9xtjoar_processed.png&w=3840&q=75)
![](/static/compass_v2/shared-icons/check-mark.png)
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
![Chemistry](https://www.bartleby.com/isbn_cover_images/9781305957404/9781305957404_smallCoverImage.gif)
![Chemistry](https://www.bartleby.com/isbn_cover_images/9781259911156/9781259911156_smallCoverImage.gif)
![Principles of Instrumental Analysis](https://www.bartleby.com/isbn_cover_images/9781305577213/9781305577213_smallCoverImage.gif)
![Chemistry](https://www.bartleby.com/isbn_cover_images/9781305957404/9781305957404_smallCoverImage.gif)
![Chemistry](https://www.bartleby.com/isbn_cover_images/9781259911156/9781259911156_smallCoverImage.gif)
![Principles of Instrumental Analysis](https://www.bartleby.com/isbn_cover_images/9781305577213/9781305577213_smallCoverImage.gif)
![Organic Chemistry](https://www.bartleby.com/isbn_cover_images/9780078021558/9780078021558_smallCoverImage.gif)
![Chemistry: Principles and Reactions](https://www.bartleby.com/isbn_cover_images/9781305079373/9781305079373_smallCoverImage.gif)
![Elementary Principles of Chemical Processes, Bind…](https://www.bartleby.com/isbn_cover_images/9781118431221/9781118431221_smallCoverImage.gif)