4. Draw the chair conformation of the transition state of the given reaction and predict the major diastereoisomer after its aqueous workup. or 2. 1. LDA 요 H
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- Alkenes can be converted to alcohols by hydroboration-oxidation. (a) Draw the structure of the alcohol or alcohols formed in the reaction sequence. Clearly indicate stereochemistry by drawing a wedged bond, a dashed bond and two in-plane bonds per each chiral carbon. Draw hydrogen atoms that are connected to wedge-and-dash bonds.(b) Characterize the product or products of the reactions. Be sure to draw hydrogens on oxygen, where applicable. 1. B2H6, diglyme (a) 2. H2O2, HO, H20 OH OH H Incorrect MacBook Pro1. Draw the intermediates A-C for reactions a and b. Please show the appropriate stereochemistry where necessary. RO hv .. RQ CO₂Me MO,C. Anti-tumour agent Coriolin co₂Me barreleneBased on the structure of the transition state for this reaction, sort the following items based on whether they will increase or decrease the rate of the SN2 reaction. Changes (5 items) (Drag and drop into the appropriate area below) Effect on Rate No more items Increase Use (CH3)30 instead of CH3O¯ change Decrease branch adjacent to I CH3CH2 to CH3 CH3OH as solvent acetone as solvent
- Q218.04a5 Add curved arrow(s) to draw the final step of the mechanism. H₂O *-* CH3 H3C H3C H₂C H N CH3 Edit Drawing H₂C NO₂ CH3 CH3To preview image click here & 1. Choose the correct chair conformation of the cyclohexane that can undergo E2 elimination [Select] 2. Choose the correct transition state for E2 elimination using NaOtBu as the base [Select] 3. Choose the correct elimination product [Select] 4. State whether a solution of the product would be optically active or not [Select] D 1. E2 Chair t-Bu Br t-Bu t-Bu A 2. E2 Transition State A H 3. E2 Product 1-Bu A Et O-1-Bu Et Br O-t-Bu H LITTE Et t-Bu e Br B Br NaOtBu t-Bu t-Bu t-Bu B g Br B Et 1-Bu с 1-Bu Et C Br H O-1-But Br C t-Bu D Et 1-Bu O Br 1-Bu H Et D O-1-Bu Br # O