Specify a synthetic scheme that would produce the compound shown above in the fewest steps possible. Use one of the starting materials shown together with any of the available reagents. Give the number of the starting material followed by the letters of the reagents in the order of their use, for example: 3be. Starting Materials сновоновость смовон он 1 2 Available Reagents a. CH₂I b. CH₂CH₂I C. d. f g -CH₂Br Br Br Ilom COC₂H5 3 h. Br i. NaOC₂H₂ Br j. H₂O*, heat or NaOH, H₂O; then H₂0*, heat

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Chapter1: Chemical Foundations
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**Synthesis Challenge:**

**Objective:**
Specify a synthetic scheme to produce the compound shown above in the fewest steps possible. Use one of the starting materials presented, combined with any of the available reagents. Indicate the starting material number followed by the letters of the reagents in the order used, e.g., 3be.

**Compound Target:**
The compound structure shown at the top of the image is the synthetic target.

**Starting Materials:**
1. C₂H₅OCCOCH₂COC₂H₅ 
2. C₂H₅OCCOCH₂CCH₃ 
3. Cyclohexanone derivative with an ester group (C₄H₆O₂C₂H₅)

**Available Reagents:**
- a. CH₃I
- b. CH₃CH₂I
- c. CH₃CH₂CH₂I
- d. CH₃CH₂CH₂CH₂I
- e. Benzyl bromide (C₆H₅CH₂Br)
- f. CH₃CH₂CH₂CH₂Br
- g. CH₃(CH₂)₄Br
- h. Dibromohexane (Br-(CH₂)₆-Br)
- i. Sodium ethoxide (NaOC₂H₅)
- j. Hydrochloric acid in methanol (H₃O⁺, heat)
   - Alternative: NaOH, H₂O, then H₃O⁺, heat

Select the optimal starting material and reagent pathway to synthesize the target compound efficiently.
Transcribed Image Text:**Synthesis Challenge:** **Objective:** Specify a synthetic scheme to produce the compound shown above in the fewest steps possible. Use one of the starting materials presented, combined with any of the available reagents. Indicate the starting material number followed by the letters of the reagents in the order used, e.g., 3be. **Compound Target:** The compound structure shown at the top of the image is the synthetic target. **Starting Materials:** 1. C₂H₅OCCOCH₂COC₂H₅ 2. C₂H₅OCCOCH₂CCH₃ 3. Cyclohexanone derivative with an ester group (C₄H₆O₂C₂H₅) **Available Reagents:** - a. CH₃I - b. CH₃CH₂I - c. CH₃CH₂CH₂I - d. CH₃CH₂CH₂CH₂I - e. Benzyl bromide (C₆H₅CH₂Br) - f. CH₃CH₂CH₂CH₂Br - g. CH₃(CH₂)₄Br - h. Dibromohexane (Br-(CH₂)₆-Br) - i. Sodium ethoxide (NaOC₂H₅) - j. Hydrochloric acid in methanol (H₃O⁺, heat) - Alternative: NaOH, H₂O, then H₃O⁺, heat Select the optimal starting material and reagent pathway to synthesize the target compound efficiently.
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