7. (15 pts) Predict the products of the following reactions. Draw your products in their most...
8 Draw your two products (each in the most stable chair conformation) below using the numbering provided Show only the OH and terr-butyl groups on the ring a) label cach group as equatorial (eq) or axial (x). b) label each group as top face (top) or bottom face (bot). trans-4-tert-butylcyclohexanol cis 4-tert-butylcyclohexanol 9. When looking at the two compounds prepared in this reduction, which compound is more stable, cis or trans? Circle your answer. 10) Draw the most stable chair...
14 Draw the following molecule in the most stable conformation 15. Draw the following molecule: (58,3Z)-5-bromo-5-methyl-3-octene 16. Predict the major product in the following reactions Show correct stereochemistry where appropriate. If two or more stereoisomers form in equal amounts show these stereoisomers. Make sure you do not show identical structures 1. BHY/THE 2. H,02, OH, H20 CH3OH Biz CH,Cl2 CH3OH H2SO4
15. Draw a mechanism for the following reactions and predict the most favorable products. 1 point NaOMe CI
4. Predict the products of the following reactions & indicate whether they are most likely to go through an SN2, SN1, E1, or E2 mechanism. NaCN DMSO NaOH CH3OH heat Only one product is formed in the following E2 elimination reaction. Draw an arrow-pushing mechanism for the reaction and provide the correct product structure. Include a 3-D drawing (chair conformation) displaying proper stereochemistry of the transition state to explain formation of only the major product. CH3 •Br NaOCH3 ~"'CHS
Predict the major organic products formed in the following reactions. Be certain to indicate stereochemistry in products if it is important. H2O H2SO4 Br2 3. Draw a stepwise, detailed mechanism for the acid-catalyzed hydration reaction in question 2 above. Use curved arrows to indicate the flow of electrons. (Note: use hydronium ion, H:07, in your mechanism to indicate "acidic water"). (6 pts)
DRAW THE MAJOR ORGANIC PRODUCTS FOR EACH OF THE FOLLOWING REACTIONS d. (4 pts) Br2, FeBr3 AICI3 e) (4 pts) Zn/Hg HC AICI3 f) (4 pts) Br2 HNO H2SO4 FeBr3 5
6) (10 Pts) Draw the most stable and the least stable Newman projection for the following molecule looking down the indicated bond. Most Stable Least Stable 7) (16 Pts) Draw the most stable and the least stable chair form for the molecule below. You must also draw the Newman projection for both chair conformations looking from the direction indicated by the arrows. More stable chair Newman Projection -more stable chair less stable chair Newman Projection -less stable chair 6) (10...
Predict the major products for each of the following reactions. KOC(CHsh HOC(CH3)hs HBr H20, H2SO4, 100 C H PO4. conc -0109%0 60 100 C
Can you please show the stereochemistry as well. A. Provide products for the following reactions. If more than one stereoisomer would be formed for a product, draw one of the stereoisomers and write "+ enantiomer" or "+ diastereomer" in the box. I. (26 points) (a) Adapted from: J. Org. Chem. 2016, 81, 3638-3647. CH3 NaBH4 2) H30+ (protonation) cat. H2SO4 OH H +H20 3 (b) Ibid. 1 equiv. TsCl cat. ?.??, H2SO4 pyridine CH,OH ???? 1) NaH 2) CH3I B....
6) (10 Pts) Draw the most stable and the least stable Newman projection for the following molecule looking down the indicated bond. Most Stable Least Stable 7) (16 Pts) Draw the most stable and the least stable chair form for the molecule below. You must also draw the Newman projection for both chair conformations looking from the direction indicated by the arrows. More stable chair Newman Projection -more stable chair less stable chair Newman Projection -less stable chair