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- CH3 HCH₂CH₂C CH3 CH3CHCH₂CH₂C-OCH₂CH₂CHCH3 NaOH, H₂O a. Draw the structure of the tetrahedral intermediate INITIALLY-FORMED in the reaction shown. • You do not have to consider stereochemistry. • Do not include counter-ions, e.g., Na+, I´, in your answer. • In cases where there is more than one answer, just draw one.CH3 || CH3 H₂O H2SO4 CH3CHCH2CH2C—ОCH₂CH₂CHCH3 a. Draw the structure of the tetrahedral intermediate INITIALLY-FORMED in the reaction shown. • • • You do not have to consider stereochemistry. Do not include counter-ions, e.g., Na+, I, in your answer. In cases where there is more than one answer, just draw one. √n [ ChemDoodle Ⓡ b. Draw the structures of the organic products of the acyl transfer reaction. • You do not have to consider stereochemistry. Draw the neutral form of the products; no charges. Draw one structure per sketcher. Add additional6[ N-CCH₂CH3 a. Draw the structure of the tetrahedral intermediate INITIALLY-FORMED in the reaction shown. ✓ • You do not have to consider stereochemistry. • Do not include counter-ions, e.g., Na+, I, in your answer. • In cases where there is more than one answer, just draw one. H₂O H₂SO4 SILL // ? ChemDoodle b. Draw the structures of the organic products of the acyl transfer reaction.
- II. Mechanisms The reaction of 2-methyl-1,3-butadiene (isoprene) with Br2 yields this product mixture. Br Br Br Br Br Br 3% 21% 76% a. Write the mechanism for the formation of the three products. b. Write a plausible reason for the given product mixture percentages.Give the reason(s) of the following statements: t-Butyl > isopropyl > ethyl > methyl for relative migratory aptitude in Wagner-Meerwein 1. rearrangement 2. The pinacol rearrangement takes place under acidic conditions. 3. Phenyl group move fast in this reaction: H H,SO4 H. A ÓH 4. Pentachlorophosphine is used in Beckmann Rearrangement. Metachloro-peroxybenzoic acid is used in Baeyer-Villiger Rearrangement. 5. 6. Silver oxide is used in Wolff Rearrangement.For the Grignard reaction, which of the following is true for the first step starting with 2-bromopropane and magnesium in ether? The intermediate formed is radical on C2 (secondary radical). There is a heterolytic bond breaking between C2 and Br of the C2-Br bond. At the same time, the bond between C2-Br breaks homolytically and the bromine radical (Br.) Reacts with one electron of the magnesium (Mg O Two electrons of the magnesium (Mg) reacts with the bromide (Br-) formed. O There is a homolytic bond breaking between C2 and Br of the C2-Br bond, which results in the formation of bromide (Br-)
- What reagents are needed in reaction 3? ... Br Br Reaction 1 Reaction 2 Reaction 3 CH3B AIBr3 (A) 3H2, Rh (with high pressure) B H2, PtO2 KMN04, H+ D) Br2, uv5. Show the intermediate(s) and product(s) for the reaction of the molecule below with NaOCH3. NO₂2Which set of reagents will accomplish this reaction? H3C, O 1. Hz and Pd on barium sulfate (Basoa) in methanol. O 2. Sodium dissolved in liquid ammonia and tert.-butanol. O 3. H2 and Pd-carbon, followed by H30". O 4. Lithium aluminumhydride (LIAIHA) in dry THF,
- O CH3 CH3 CH3CHCH₂CH₂C-OCH₂CH₂CHCH3 1₂ CHCH₂CH₂C a. Draw the structure of the tetrahedral intermediate INITIALLY-FORMED in the reaction shown. • You do not have to consider stereochemistry. • Do not include counter-ions, e.g., Na+, I, in your answer. • In cases where there is more than one answer, just draw one. ● H₂O H₂SO4 . [ ]# ChemDoodle b. Draw the structures of the organic products of the acyl transfer reaction. • You do not have to consider stereochemistry. • Draw the neutral form of the products; no charges. • Draw one structure per sketcher. Add additional sketchers using the drop- down menu in the bottom right corner. Separate multiple products using the + sign from the drop-down menu.SECTION 6: Show the mechanism of each reactions with arrows and intermediates form as in a. b. C. HBr Br₂ Cl₂, H₂O Br Br CI Br OHWhich of the following represents the correct transition state for a hydroboration reaction mechanism (use the correct number or your answer: 1, 2, 3, or 4)? Also, answer any follow-up questions. Anne + BH₂ CH₂ H₂B----H Hiine. R 2 CH₂ H 3 ansition state of hydroboration is best described by structure number -CH₂ "do e term (one word) that describes the stereocontrol of the hydroboration reaction? te da term that describes the regiocontrol of the hydroboration reaction? the term (one word) that best describes how the bonds are broken and formed in the first step of a hydroboration ism? 4 BH₂ CH₂2 hp