Consider the following diagram. Is the transition state correct?BrD"HtBuOKtBuOHSelect the best answer fro the list below.tBuOBrTHINo. This is not an E2 reaction. This is an SN2 reaction.No. The bromine should not be in the axial position.yes it is correct.No. The H and D need to be switched.P

Conformation of organic molecules.

Consider the following diagram. Is the transition state correct? D င် H BuOK tBuOH Select the best answer fro the list below. tBuO Br HH O No. This is not an E2 reaction. This is an SN2 reaction. No. The bromine should not be in the axial position. yes it is correct. No. The H and D need to be switched. P

Consider the following diagram. Is the transition state correct? D င် H BuOK tBuOH Select the best answer fro the list below. tBuO Br HH O No. This is not an E2 reaction. This is an SN2 reaction. No. The bromine should not be in the axial position. yes it is correct. No. The H and D need to be switched. P

Organic Chemistry: A Guided Inquiry

2nd Edition

ISBN:9780618974122

Author:Andrei Straumanis

Publisher:Andrei Straumanis

Chapter8: Addition Via Carbocation

Section: Chapter Questions

Problem 22CTQ

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Refer to the folowing reaction mechanism: O' CH3-C OCH, OH slow CH, C-OCH fast CH,-C-OH CH,0 OH fast CH,C O CH,OH The least stoble transition state hos which structure? A CH-C-OCH, B. CH, C OCH, C. CH,-C-OCH, D. CH, COCH, OH OH ansaer Tme let 037 Refer to the tollowing reaction mechanium CH, coC, fast • OH CH C-OCH slow Нс он * сно fast CH,C-O CH,OH The most stable intermediate is A CH C осн, в сн, с осн, с. сн C.CH, C-OH D.CH-C-0 OH han songerto conp becouse on 14 Pyridine is a stronger base than pyerole because ered H. d out of eon pyridine 1H-pyrrole ione pair in pyridine is locolized. lone poir in pyrtole in locakzed Nrogan in pytidine is sp hybridirea ntrogen in pymole is sp'nybndced 15 the seoction eiow is on omple of whot hpe of oegoriC eaction? O nitrogen in pyrrole is sp hybridized. The reaction below is an example of what type of organic reaction? H2C=CH2 Br/CC4 BRCH,CH,Br +1 OElectrophilic Substitution CNucleophilic Substitution O Bimination ONucleophilic Addition…
1. Consider the following reaction: HBr 0°C He a) Which product is the more stable product, and why? Br Br b) Draw the transition states for the step leading to each of the products. Which transition state is lower in energy, and why?
2. The bromination of 2-butene is an exergonic reaction. H3C + HC. CH, Br. CH Br a. Draw the mechanism for the reaction (you may ignore the stereochemistry for this question). b. In the mechanism drawn above, identify any intermediates. Progress of the reaction Progress of the rea ction c. How many transition states are involved in the above mechanism?. Without drawing the transition state(s), indicate where they occur in the mechanism. Each step of the mechanism of reaction involves a transition state, therefore, Here there are two transition states, each with its own activation energy. d. Which of the following reaction co-ordinate diagrams best illustrates this reaction?.Explain briefly, On the diagram, draw the structures of the reactants, products and intermediates at the correct locations on the diagram and indicate which position(s) correspond to the transition Progress of the readion Progress of the reaction state(s).
2. The bromination of 2-butene is an exergonic reaction. Br H3C. Br2 CH3 CH3 Br a. Draw the mechanism for the reaction (you may ignore the stereochemistry for this question). b. In the mechanism drawn above, identify any intermediates. C. How many transition states are involved in the above mechanism? Without drawing the transition state(s), indicate where they occur in the mechanism. d. Which of the following reaction co-ordinate diagrams best illustrates this reaction? Explain briefly. On the diagram, draw the structures of the reactants, products and intermediates at the correct locations on the diagram and indicate which position(s) correspond to the transition state(s). Page 18 of 19 EYRERIMENT 7: BROMINATION OF CINNAMIC ACID WINTER 2022
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но. HO. O CH3OH O There is no reaction under these conditions or the correct product is not listed here.
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