Complete the curved arrow mechanism of the following double elimination reaction when 2,3-dibromopentane is treated with two equivalents of sodium amide and heated in mineral oil.
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- Rank the compounds in order of reactivity toward nitration with HNO3: benzene 2-methylfuran thiophene Most reactive Least reactive Answer Bank 3-methylthiopheneWhat is the major product of the reaction sequence shown in the box? OCH3 Pd-cat HCI NaNO2 KI ? Base Fe H2SO4 ОН -B' ОН NO2 A) B) OCH3 -OCH3 NO C) D) O,N- -OCH3 -OCH3 A В1:23 PM Fri Feb 9 x NA Chapter+3-Mi... x 5 of 6 1) 2) 0 2024-Worksheet-4-Chem+348 ✓ (@ 4) 5) 6. Identify the reagents that would allow accomplishing each of the following transformations. More than one reagent and one step may be required. Pay close attention to stereochemistry. As a good practice, determine if the reaction goes through SN1 or SN2 mechanism. 7) OMS 2024-Worksh... Br OH a Br OTS Br + x + Chapter+1-Th... x T CN S- T стон OH Chapter+4-Mi... X SH 71% 2024-Wor... LO 5 ●●●
- P Problem 35 of 44 Curved arrows are used to illustrate the flow of electrons. Using the provided starting and product structures, draw the curved electron-pushing arrows for the following reaction or mechanistic step(s). Be sure to account for all bond-breaking and bond-making steps. HH دته CI HH heat H |||||| Select to Add Arrows NaNH2, THF Na O O CI O Na → SubmitReagent 3 list; commas separate the choices benzylamine,cyclohexlbromide, cyclohexylamine NaBH3CN catalytic H+, h30, NaOH Reagent 4 list; CH3(Ch2)2MgBr, cyclohexylamine NaBH3CN catalytic H+, Na2 Cr2 O7 H2O H2SO4,cyclohexabromide reagent 5 list; cyclohexylamine NaBH3CN catalytic H+,CH3(Ch2)2MgBr, cyclohexabromide, benzylamineMacBook Air Page |3 6. Give the complete mechanism for the following reaction. MgBr 1. 2. H,0* od of sluuslom anie b Aom ua (co (ogami 1omim ai ao sldasog cobo 7. Show the complete mechanism for the formation of a hemiactetal, when 3-methyl-2-butanone reacts with ethanol under acidic conditions (H2SO4).
- Why do you suppose ketone halogenations in acidic media are referred to as being acid-catalyzed, whereas halogenations in basic media are base-promoted? In other words, why is a full equivalent of base required for halogenation?The given reaction scheme is an example of which type of reaction? O || R₁-C-OH + R₂-OH Oxidation Fischer esterification Nucleophilic substitution Reduction Rearrangement reaction Acid O || R₁-C-O-R₂ Meeting in "General"For the following compound: ته HO Draw a mechanism for the tautomerization process under BASIC conditions: Mechanism A: H-5: ·H Mechanism B: H-5: -H Mechanism C: H-0: H-O: Mechanism D: . © H-OH2 ل سے -H م - H-O: H-OO که فری -H H-00 H... H ·H H H m-o-m H: H H H H... H ته + H-OO H-00 O. H :: H © H-O-H -H
- Rank the following compounds from MOST react Mucieophilic acyl substitution. Enter the number 1 in the and number 3 in the box under the least reactive compou om bajada! 517 om oonuod O ofque ex Explain why 1 is more reactive compared to 2Draw the mechanism ffrom benzaldehyde to this using: i)NaBH4 ii)TsCl, py iii)NaCN iiii)H+, H2O15. Draw the full cleavage of 2-ethoxypropane by HC scheme on your paper, and then draw in the curved arrows for each step of the mechanism. HIC Cie Y="g CI НО CIS HIC end a chat