Predict the expected product for each reaction and provide IUPAC name for the correct starting material to yield the desired epoxide: 1 NAME A Box 1 (name): Box 2: ОН МСРВА B Д... ОН 1. CH3CH₂MgBr 2. H2O с ОН 2 ? D ОН
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.
please explain and answer both
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### Predict the Expected Product for Each Reaction
#### Objective:
Predict the expected product for each reaction and provide the IUPAC name for the correct starting material to yield the desired epoxide.
#### Reaction Scheme:
1. Starting Material + MCPBA → Epoxide
2. Epoxide + (1. CH₃CH₂MgBr 2. H₂O) → Alcohol
#### Molecular Representations:
- **Starting Material (1)**
- Name: [To be provided]
- **Epoxide Formation:** An alkene reacted with MCPBA to form an epoxide.
- **Grignard Reaction:** Epoxide reacts with Ethylmagnesium bromide (CH₃CH₂MgBr) followed by hydrolysis (H₂O), resulting in an alcohol.
#### Options for the Final Product (Alcohol):
- **A:**
- Structure: C₃H₇CH(OH)
- **B:**
- Structure: C₃H₇C(OH)H
- **C:**
- Structure: C₄H₉CH(OH)
- **D:**
- Structure: C₄H₉C(OH)H
#### Input Fields:
- **Box 1 (name):** Input the IUPAC name for the correct starting material.
- **Box 2:** Predict the corresponding product letter (A, B, C, or D).
---
### Explanation of Graphs and Diagrams:
#### Diagram Details:
1. **Starting Material:** The starting material (Box 1) is shown as a placeholder labeled "NAME".
2. **Epoxide Formation:**
- Reaction of an alkene with MCPBA to form an epoxide.
- The epoxide is displayed with oxygen in red.
3. **Grignard Reaction:**
- The epoxide undergoes reaction with Ethylmagnesium bromide (CH₃CH₂MgBr) and water (H₂O) to form the final alcohol product (Box 2).
- The epoxide shown has a three-membered ring with oxygen.
#### Alcohol Product Options:
- **Option A:** Represents a linear chain with an OH group on a secondary carbon.
- **Option B:** Represents a linear chain with an OH group on a tertiary carbon.
- **Option C:** Represents a linear chain with an OH group on a secondary carbon but differing in chain](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4bb9e18c-70fc-4215-b182-b6a4a136308d%2F1d871a0f-5cd0-408a-b962-24950d55a16a%2Fys7xrs5_processed.png&w=3840&q=75)
![**Title: Predicting Products and IUPAC Naming in Organic Chemistry Reactions**
**Introduction:**
In organic chemistry, predicting the products of various chemical reactions is an essential skill. This exercise focuses on predicting the expected product for a specific reaction and providing the IUPAC name for the correct starting material to yield the desired epoxide.
**Reaction Overview:**
You are provided with a starting material and instructed to determine the expected products for two sequential reactions. The goal is also to identify and name the correct starting material that leads to the desired epoxide.
**Chemical Reaction Breakdown:**
1. **Reactants and Intermediate:**
- The given reactant includes a molecular structure where a carboxylic acid group (–COOH) and chlorine (Cl) are attached to a benzene ring.
- An arrow directs you to the epoxide intermediate, which features a three-membered ring containing an oxygen.
2. **Conditions for Second Reaction:**
- The intermediate epoxide is treated with sulfuric acid (H₂SO₄) and ethanol (EtOH), resulting in a specific product.
3. **Options and Boxes:**
- The structures labeled A, B, C, and D represent the possible products of the second reaction.
- The task involves naming the correct starting material (Box 1) and selecting the correct product (Box 2).
**Multiple-Choice Answers:**
- **A:**
- 2-ethoxy-1-propanol
- **B:**
- 1-ethoxy-2-propanol
- **C:**
- 2-hydroxypropoxy
- **D:**
- 1-hydroxy-2-ethoxypropane
**Quiz:**
- *Box 1 (name):* [Input field for the name of the starting material]
- *Box 2:* [Input field for the expected product number]
**Conclusion:**
Understanding this type of reaction requires knowledge of functional groups, reaction mechanisms, and the rules of IUPAC nomenclature. Upon completion, you should have a better grasp of product prediction and naming in organic chemistry.
***Glossary:***
- **Epoxide:** A three-membered cyclic ether with two carbon atoms and one oxygen atom.
- **IUPAC Nomenclature:** The standard method for naming chemical compounds devised by the International Union of Pure and Applied Chemistry.
- **Car](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F4bb9e18c-70fc-4215-b182-b6a4a136308d%2F1d871a0f-5cd0-408a-b962-24950d55a16a%2F66zysp_processed.png&w=3840&q=75)
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