1. Write the detailed mechanism for the formation of the major product in each of thegiven reactions. Show proper stereochemistry in the product(s) where needed.d)OHOHH₂O*c)1) BH, THF2) H₂O₂, OH

Step 1: Step 2: Step 3: Step 4:

Answered: 1. Write the detailed mechanism for the…

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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5e.
9. Write structural formulas for the major organic product(s) for the following reactions. Be sure to indicate stereochemistry when relevant. (CH;CH,CH,),CuLi (a) Cl Br PAL2 (b) HO (c) CH;CH,CH,CH,OH C,H5MgBr 10. Propose a reasonable mechanism for the following reaction Be sure to include all intermediates. (transition states are not necessary) Br Br hv CH3-CH=C(CH3)2 + Br, ČH,-CH=C(CH3)2 CH2=CH–Ċ(CH3)2 11. Indicate how each of the following compounds could be prepared using the given starting material CH;CH,CH,CH3 CH;CH,CH,CH,Br CH;CH,CH,CH3 H,C=CH-CH=CH2 Br CH;CHCH,CH3 CH;CH=CCH,CH3 CH3
2. Suggest a stepwise synthesis for the following reactions. CLEARLY showing the PRODUCTS AT EACH STEP. NOTE: Only indicate the product(s) at each step. No Mechanism required for this question! a) -OCH2CH3 from -OH + CH3CH2OH from b) Br from
iii.Draw the structures of the major organic product(s) or condition(s) denoted by A to E in the following reactions. Show stereochemistry of products, if any. OH Br base (e.g. NaH or NaOH) C
Give the complete mechanism, including transition states, for the following reaction. Then draw the potential energy diagram for it and for similar alkylbromides of other substitution patterns. Give the rate law for this type of mechanism. Then give the rate trend based on substitution pattern and explain it using the rate law and potential energy diagram you have provided. Use additional sheets, make sure you draw large enough for your work to be clearly understood, and attach them in order. H" -CI HSCH3 ethanol H3CS- + H" -SCH 3 Explain why 1-chlorobicyclo[2.2.1]heptane (shown below) even though it is a tertiary alkyl halide, is virtually unreactive in the SN1 reaction. It has been estimated that it is 10-13 times as reactive as tert-butyl chloride. Hint: consider the preferred geometry of the reactive intermediate.
(a) In an acid-catalyzed hydration, one of the following 10 carbon alkynes is expected to produce a single hydration product? Select the correct alkyne and draw the structure of the hydration product that is formed from this alkyne. (I) 2-decyne; (II) 3-decyne; (III) 4-decyne; (IV) 5-decyne; (V) none of these will give a single hydration product. (b) The reaction shown below gives Compound X as the major product. The mass spectrum of X is shown. Br2, H20 Compound X 100 - MS-IW-5644 80 60 40 - 20 - 20 40 60 80 100 120 140 160 180 200 220 m/z Considering the reactions of alkynes and the MS data, de duce which of following structures corresponds to X: Br Br HO, IV V I II II Support your answer with a reaction mechanism for fomation of X and identification of relevant peaks in the mass spectrum. 12 Relative Intensity
Provide the principle organic product(s) for the following reactions. If more than one product is expected, indicate the major one. Include stereochemistry as appropriate.
Reactions: Provide the structure(s) of the expected major organic product(s). Show stereochemistry where needed and write NR if there is no reaction. C. a. b. OH Br NaBr 1. TsCl, Pyridine 2. NaCN, DMSO CH3OH
III. Predict the major product(s) or fill in the reagent(s) for the following reactions. If there is no reaction write NR. Show the correct stereochemistry when needed!! HBr (2 equiv.) 1) MCPBA 2) MEONA, MEOH 1) NANH 2) EtBr 3) HSO4, HO 5
7. Solvolysis of the compound shown occurs with carbocation rearrangement and yields an ex alcohol as the major product. Write the structure of this product, and give a mechanism to explain its formation. CH₂CH₂CH₂CHCH(CH₂)₂ Br H₂O ?
Bromination of 2-methylbutane yields predominantly one product with the formula C5H11Br. What is this product (draw its structure)? Show how you could use this compound to synthesize each of the following (Do not repeat steps carried out in earlier parts of each synthesis) a) 2-chloro-3-methylbutane b) 2-chloro-2-methylbutane c) 3-methyl-1-butyne d) acetone ((CH3)2CO) + acetaldehyde (CH3CHO)
Predict the organic products of the reaction. Show stereochemistry clearly. Draw the products according to the specified (R) or (S) designation for each stereocenter carbon atom. H 1) OsO4, pyridine 2) Na,SO3 or NaHSO; in H, O organic products

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1. Write the detailed mechanism for the formation of the major product in each of the given reactions. Show proper stereochemistry in the product(s) where needed. d) OH OH H₂O* c) 1) BH, THF 2) H₂O₂, OH