What is the most likely product distribution for the reaction shown below? Na HS Br DMSO SH C S Compounds B and C (approx. 1:1 mixture) Compound C dominant Compounds A and D (A dominant) Compound B dominant

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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**Question:**

What is the most likely product distribution for the reaction shown below?

![Reaction Scheme](URL) *Note: Image not actually linked, this is placeholder text.*

**Reaction:**
\[ \text{Starting Material: } \text{Br} \]

The reaction proceeds with:
- Reagent: NaHS
- Solvent: DMSO

**Products:**
- Compound A
- Compound B
- Compound C
- Compound D

**Answer Options:**
1. Compounds B and C (approx. 1:1 mixture)
2. Compound C dominant
3. Compounds A and D (A dominant)
4. Compound B dominant

**Description of Compounds:**

- **Compound A:** An unspecified structure with a double bond.
- **Compound B:** Contains a thiol (-SH) group with stereochemistry.
- **Compound C:** Contains a thiol (-SH) group without stereochemistry.
- **Compound D:** An unspecified structure with a double bond.

**Explanation:**
The question asks about the product distribution that results when the starting brominated compound reacts with sodium hydrosulfide (NaHS) in a dimethyl sulfoxide (DMSO) solvent. Such reactions are generally nucleophilic substitutions or eliminations, and the potential products reflect these pathways.

To determine the most likely products, consider the specific functional groups in the reaction scheme (e.g., thiol groups and double bonds) and the conditions of the reaction. Analyze the possibility of factors like sterics, electronics, and reactivity influencing the given options of product distribution.
Transcribed Image Text:**Question:** What is the most likely product distribution for the reaction shown below? ![Reaction Scheme](URL) *Note: Image not actually linked, this is placeholder text.* **Reaction:** \[ \text{Starting Material: } \text{Br} \] The reaction proceeds with: - Reagent: NaHS - Solvent: DMSO **Products:** - Compound A - Compound B - Compound C - Compound D **Answer Options:** 1. Compounds B and C (approx. 1:1 mixture) 2. Compound C dominant 3. Compounds A and D (A dominant) 4. Compound B dominant **Description of Compounds:** - **Compound A:** An unspecified structure with a double bond. - **Compound B:** Contains a thiol (-SH) group with stereochemistry. - **Compound C:** Contains a thiol (-SH) group without stereochemistry. - **Compound D:** An unspecified structure with a double bond. **Explanation:** The question asks about the product distribution that results when the starting brominated compound reacts with sodium hydrosulfide (NaHS) in a dimethyl sulfoxide (DMSO) solvent. Such reactions are generally nucleophilic substitutions or eliminations, and the potential products reflect these pathways. To determine the most likely products, consider the specific functional groups in the reaction scheme (e.g., thiol groups and double bonds) and the conditions of the reaction. Analyze the possibility of factors like sterics, electronics, and reactivity influencing the given options of product distribution.
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