Propose a synthesis for the following transformations.Propose an efficient synthesis fo the following transformations. c Propose an efficient synthesis for the following transformations. OEt 5.
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- The key step in a reported laboratory synthesis of sativene, a hydrocarbon isolated from the mold Helminthosporium sativum, involves the following base treatment of a keto tosylate. What kind of reaction is occurring? How would you complete the synthesis?When a carboxylic acid is dissolved in isotopically labeled water, the label rapidly becomes incorporated into both oxygen atoms of the carboxylic acid. Explain.provide a synthesis showing each intermediate structure between stepsprovide a synthesis showing each intermediate structure between steps
- Which alkyl bromide is necessary to complete the synthesis shown in the box? A A B B 0 0 D D Br Br C D ? 1) Li 2) 3) H₂O* ° HO ོད Br रे A B SubmitDraw mechanism using pyradine as a base in the intial step Draw the mechanism using pydradine as a general base Draw the mechanism using pyradine as a nucleophilic catalyst Draw the mechanism using nucleophilic catalysis and using acetate as a general base H3C ROH ་ ་ CH3 N H3C -RFraw the lower and higher molecular weight
- Devise a synthesis of each compound from benzene. You may also useany organic compounds having four or fewer carbons and any requiredinorganic reagents.Provide the synthesis route to the desired productd. 4. Provide a step-by-step synthesis for the following conversions. Provide all reagents used in each step. OH OH HO. OH ОН