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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- What is the likley product of the reaction sequence shown? MgBr MgBr ОН РСС H2O K,Cr207/H2SO/H2O H,O CH2ČI2 ether ether ОН HO || II IV V O II O IV O vRank the compounds in order of reactivity toward nitration with HNO3: benzene 2-methylfuran thiophene Most reactive Least reactive Answer Bank 3-methylthiophene1:23 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 ●●●
- What 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 ВReagent 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, benzylamineP 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 → Submit
- MacBook 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).A hydrocarbon of unknown structure has the formula C8H10. On catalytic hydrogenation over the Lindlar catalyst, 1 equivalent of Η2 is absorbed. On hydrogenation overa palladium catalyst, 3 equivalents of Η2 are absorbed. (a) How many degrees of unsaturation are present in the unknown structure? (b) How many triple bonds are Present? (c) How many double bonds are present? (d) How many rings are present? (e) Draw a structure that fits the data.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 -HRank 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 2