Use the Woodward Hoffmann rule to show that the Cope thermally allowed reaction. longrightarrow 2. Use the Woodward Hoffmann rule {Σ(4q+2)s + (4r)a} to show that the Cope thermally allowed reaction. CH3 CH3 CH3 CH3
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- 7. Reaction Scheme. NH₂ NH2 or two differnet methods (no same steps/reagents) C5H12N2 1. xs Mel, xs K2CO3 2. Ag2O, H₂O 3. heat Br2, xs NaOH, xs H₂O OHC 1.03 2. DMS CHO6. Which of the following is most likely to undergo rearrangement during reaction with methanol? (1pt) 1 3 Br Br Br Br a. 1 b. 2 с. 3 d.8. Which reaction would mostly be likely to occur? 1 W CH3 Br CH3OH 22° C a) SN1 b) SN2 c) E1 d) E2 עו
- Classify the type of cycloaddition, [m+n], identify the type of bonding possible (supra-supra, antara-antara, or supra-antara), and predict whether the reaction will proceed thermally or photochemically for each of these reactions. a. b. N S S Ph NC. CN NC CN Ph-N=N=N Ph `N S CN NC N-N N CN CN PhWhat starting materials or reagents are best used to carry out the following reaction? .CI O HNO3, H2SO4 O C12, FeCI3 O CH3CH2CI, FeC13 O FeC13. H2S04, -78 degrees CelsiusIn the following substitution reaction: the rate does not depend on type of X [Co(NH3)5H20]3+ + Xn-rightwards arrow with blank on top [Co(NH3) 5X]3-n + H2O True or false
- 2. Determine if the reaction below is SN1, SN2, or E2. Br H2O SN1 SN2 E2Determine the major thermodynamic and kinetic products in the following reaction. Br₂7. The reaction of methoxide anion with bromoethane to yield the ether ethyl methyl ether and the bromide anon (Br-) is an excellent example of a general reaction type called Sy2 (substitution nucleophilic bimolecular): CH,0+ CH,СH-Br a CH3-0-CH,СH; + Br- a. Change in enthalpy is -103 kJ/mol; the change in entropy is + 0.025 kJ/mol-K. Calculate DG at 300K. b. Is the reaction endergonic or exergonic? c. Is the reaction endothermic or exothermic? d. Use curved arrows to show the complete mechanism. Reaction of 2-methyl-1-butene with H-Cl could yield TWO alkyl chloride products. Draw and name 8. them.
- 3. Explain the following in your own words. Br Br Br В A D I. A reacts faster than B for SN2 reactions II. C reacts faster than D for SN1 reactions III. C/D react 8x faster in methanol at 25°C than in ethanolWhich will undergo carbocation rearrangement? 1 2 O 1 and 3 only O 1 and 2 only 2 only O 3 onlyPredict the products by showing the reaction mechanism (arrow pushing) of the given diagram.1. MCPBA; H3O+ 2. OsO4, Na2SO3/H2O 3. H3O+