CH₃ 5. Consider the Newman projection shown below right, which depicts 2- methylbutane as viewed straight...
Which Newman projection represents the most stable conformation of (CH),CHCH(CH)2? CH3 CH3 СCH3 (B) (A) CH3 H CH3 "СHз CHз CH3 CH3 н CH3 (D) (C) H. tCH3 CH3 CH3 Н Н CH3 CH3
Conformations of Alkanes and Cycloalkanes 1) Draw a Newman projection of the anni conformation of 1.2-dichloroethane che conformation of 1.2-dichloroethane 2) Draw a Newman projection of the 5) Sight along the C2-C3 bond of 2-methylbutane and draw each of the staggered conformations 4) Arrange the following conformations from lowest to highest energy. CH CH 5) Circle the Most stable conformation of the molecule shown below. н сн, YI 6) Circle the Most stable conformation of the molecule shown below.
After siting down the C(2)-C(3) bond in the Newman projection of butane, which is the highest energy conformation? HC Н.С Н H н CH; н н Н- H CH; H Н Н (а) -т е н СН, H,C Н. н Н. H СН. CH H H н не н Н CH; (d) Hн (е)
Given the following perspective drawing: Choose the Newman projection, from the choices below, that is identical in constitution, configuration and conformation 1. 2. Given the following perspective drawing: H Hас он F Choose the Newman projection, from the choices below, that is identical in constitution, configuration and conformation н НаС. н он CH3 H но н н CHз "ОН н н CH3 Но H Tries 0/1 Submit Answer Given the following perspective drawing: он но нон-C Choose the Newman projection,...
aestion 33 CH After siting down the C(2)-C(3) bond in the Newman projection of butane, which is the gauche conformation Н.С H,C CH, н CH, Н. н н CH H- H Гн Н н (b) H,C CH CH Н. н Н Н Н- Н- Н Н Hн CH H CHI нс н (е) (0) (d) а.а b.b О се d.d
I 6. Draw the Newman projection that represents the least stable conformation of 2-methylbutane (consider rotation about the C2-C3 bond) (3 points)
Exam 3 Organic Chm 203-001 Name: Summer 2019 1. Draw a Newman projection of the following compound as viewed down the indicated bond in the conformation shown. C Br 2. Draw a Newman projection for the following compound as viewed down thee indicated bond in the conformation shown. Br 3. Which of the following is a Newman projection for the following compound as viewed down the indicated bond in the conformation shown? CI Br H H CI H. CI H...
After siting down the C(2)-C(3) bond in the Newman projection of butane, which is the anti conformation? HC Н;С СН. Н. CH н. Н н CH; H- н H н CH; н H (b) Hн HC н CH H H Н. H Н H H н CH; (d) Н;С Н H CHỦ (f) а.а Ob.b Ос. с Od. d O e.e f. f
After siting down the C(2)-C(3) bond in the Newman projection of butane, which is the anti conformation? нус H3C CH, Н. CH, н Н н Сн, H- H Н Сн; н Н (а) (b) H н Н (c) HC CH СН. H H H H H- H H H Н CH; Hс н Сн, a. a Obb Сс с Cd. d е. е f, f
5. Provide the mechanism for the reaction shown below. Provide a Newman projection showing the proper orientation of the molecule for the intermediate formed prior to the rate-determining step. Stereochemistry MUST be correct.(7 points) H I ?? KOH CH3CH2 H CH3CH2 CH3 Mechanism: Newman Projection