3. Draw butane in wedge and dash depiction, sawhorse depiction and in its Newman projection looking...
3. (a) A bond-line (dash/wedge) structure for butane is shown below. Using the Newman projection templates provided, draw the overall lowest energy (most stable) and overall highest energy (least stable) conformation possible in Newman projection form sighting down the bond indicated. Provide a brie explanation to justify the conformer shown for cach case. (2pts each correct Newman, 2pts for valid explanation) sight down CG- bond Lowest Energy (most stable) Highest Energy (least stable) Explain: (b) For the bond-line structure below...
3. 1) Draw the Newman projection of the following compound, looking down the indicated bond. (2) Label this Newman projections as a staggered or eclijpsed conformation. (3) Rotate this Newman projection to draw the Newman projection of the most stable conformation of this compound. (3) Label this Newman projections as a staggered or eclipsed conformation. (4) Re-draw this most stable conformation in a wedge-dash form as the original compound below is shown). a. он в н b. Cl 3. 1)...
2.16. Using a Newman projection, draw a staggered and eclipsed 2.17. For alkanes containing four or more carbons, use the Newman projection to draw 2.18. Describe what contributes to the changes in the potential energy of an alkane as you on of an alkane. (Section 4.7) the gauche and anti conformations. (Section 4.8) rotate around a carbon-carbon bond. (Section 4.7 & 4.8) energy conformations. (Section 4.7 &4.8) carbon bond. (Section 4.7 & 4.8) 2.19. Use a sawhorse projection or Newman...
1. Draw the Neman Projection of the following Promane descriptions Newman projection for most stable Newman projection for least stable conformation conformation 2. Draw the Newman projections for butane looking down the C2-C3 bond through a full 360 degree rotation. Start with the anti-staggered Newman projection then draw and label each Newman projection (staggered, eclipsed, gauche, anti-staggered, fully-eclipsed) for every 60 degrees of rotation Newman projection for most stable Newman projection for second-most stable conformation Conformation Newman projection for least...
Starting with the fully eclipsed Newman projection, how many gauche and how many anti Newman projections will you encounter when the back C atom (C3) in the C2-C3 bond in butane is rotated clockwise from 0 to 360 degrees? Select one: a. two gauche, one anti b. one gauche, two anti c. one gauche, one anti d. two gauche, two anti
how to draw wedge dash structure and newman projection for C2-C3 bond for 3-bromo-2,2,3-trichloro-1-fluorobutane
9.78 The two lowest energy conformations of pentane are the anti-anti and the anti-gauche forms, in terms of arrangements around the two central C─C bonds. A recent study analyzed the conformations of 3-heptyne as an “elongated” analogue of pentane, where a carbon-carbon triple bond is “inserted” between C2 and C3 of pentane.[15] Interestingly, the researchers found that in each of the two most stable conformations of 3-heptyne, C1 and C6 are nearly eclipsed (looking down the alkyne group). In one...
7. Draw a wedge and dash structure of the following Newman projection GHz ви HBr CH3 t Br 8. Which of the following is a gauche conformation for butane? Which is the least stable conformation? The most stable? What is the dihedral angle for conformation ? нсна н CH... HOC CH3 сна нен нан, нен нен н" нэн IV 9. What is the IUPAC name of the following compound?
draw the Newman projections. questions 1,2 and 3 1. (1 pts) 1 pts) Draw the Newman projection for the following species, looking down the between (i) ethyl and carboxylic acid group and (ii) OH and carboxylic acid group as the answer). in the bond indicated. Idell as anti, eclipsed or gauche соон OH (1) anti, eclipsed or gauche COOH WH HN (ii) anti, eclipsed or gauche 2. (1 pt.) Which conformation in question 1 is more stable (a) or (b)?...
In-Class Worksheet In the box below each molecule, draw Newman projections for the structures A, B, and C shown from the perspective indicated. For each Newman projection that you've drawn, indicate if there are any eclipsed bonds or 1. gauche butane interactions. H H CH3 H3C CH3 CH3 H. H3C CH3 H CH3 H H Structure C Structure B Structure A Structure A can exist in a lower energy conformation by undergoing a bond rotation; draw the Newman projection of...