28. Write out a complete synthesis for both problems. You have access to any organic compoundwith two or fewer carbons and any inorganic reagents needed. You do not have access to anyorganometallic reagent; if you want to use an organometallic reagent you must show how to make it.Be sure to show each individual step, clearly draw the structure of the starting material, reagent(s)and product for each step. [18 points]a)HOb)HOO=HHOOHHHO10H

(a) Synthesis of 1,4-Butanediol:1. Identify the starting material and target product: Convert…

Answered: 28. Write out a complete synthesis for…

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Propose an efficient synthesis for the given transformation. This transformation can be performed with some reagent or combination of the reagents listed below. Give the necessary reagent(s) in the correct order, as a string of letters (without spaces or punctuation, such as "EBF"). If there is more than one correct solution, provide just one answer. A B E 1) &: 2) 1)A :2) Mg H2, Lindlar's cat. NaH F G H. J 1) MeMgBr; 2) H30* Na, NH3 (1) МСРВА 1) EtMgBr; 2) HBr (xs), heat (RCO3H) H3O+ K L M N dilute H2SÓ4 SOCI2, pyridine 1) BH3-THF; 2) H2O2, NaOH DMP or PCC EtBr
Choose the most likely regiochemical outcome for the reactants and conditions shown below: 1. BH;THF 2. NaOH, H,O2 Markovnikov with rearrangement C anti-Markovnikov with rearrangement C anti-Markovnikov C None of the choices are correct. C Markovnikov
What is the best choice of reagent to perform the following transformation?
1. Show the steps necessary to make this compound using a Wittig reaction. Start with triphenylphosphine and an alkyl halide. After that you may use any other organic or inorganic reagents CH₂
1. Propose multi-step syntheses to make the products shown below. Separate the steps with numbers. You should think about the product after each step you propose to make sure the scheme will work. Use the summary of reactions at the end of Ch 8,9, 10, 11, 17 to help you. Count the number of carbons in the reagents and products. A) OH .CI B) ??? HO. C) H2 .C ??? CH3 CH3CCCH3 H3C `CH3 Но
Design a multi-step synthesis of the target below, starting with benzene and cyclohexene. No additional carbon sources should be used for the carbons incorporated into the final product. Make sure to include all reagents/conditions and major organic products for each step in your synthesis. No mechanisms are needed.
1. Provide a synthesis of the target compound from the provided starting material. You may use any additional reagents you need. Clearly separate the reagents used for each step of these multistep synthesis. OH Br For Br HO Br ''''
Use RSA, including disconnections, synthons and synthetic equivalents to show how to prepare the following target molecule. You can only use those organic molecules found in the Toolbox below and any inorganic reagents. Br Toolbox H CH3 H. Br
4. Write in the reagents that will accomplish the following transformation. Reagents must be placed in the correct order. Show products formed after each step. ?? Br b Br
Draw an alkyl bromide that would produce ONLY the following alkene in an E2 elimination. Ignore any inorganic byproducts.
You are trying to decide if there is a reagent you can add that will make the following synthesis possible: 1. ? H 2. H3O+ NH₂ OH NH2 racemic Draw the missing reagent you think will make this synthesis work in the drawing area below. If there is no reagent that will make your desired product in good yield or without complications, just check the box under the drawing area and leave it blank. Click and drag to start drawing a structure. There is no reagent that will make this synthesis work without complications. :□ X 5
1. Consider the two sets of reagents shown below. Set 1 Set 2 Br NaO ONa Br a. Which set of reagents will result in a successful Williamson Ether Synthesis? b. Starting from the successful set of reagents, draw the arrow-pushing mechanism leading to the ether product. What kind of reaction takes place (SN1, Sn2, E1, E2, acid/base)? Reaction Mechanism for successful reagent set Ether product c. What kind of reaction results from the other set of reagents? Draw the arrow-pushing mechanism for the major organic product that is formed. Reaction Mechanism for other reagent set Product

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