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Draw (2S, 3R)-2-bromo-3-chloropentane on the Fischer projection shown below.
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- H- CO₂H CH3 F Select the appropriate stereochemical designation based on the Fischer projection shown above.(a)(2R,3S)-2,3-dibromohexane, draw any enantiomer.Department Final EXd Q1: Coibacin B is a natural product that exhibits potent anti-inflammatory activity and potential activity in the treatment of leishmaniasis, a disease caused by certain parasites. HAH H (a) Assign the configuration (R or S) of each chiral center in coibacin B. (b) Identify the number of possible stereoisomers for this compound, assuming that the geometry of the alkenes is fixed.
- Predict the expected major product(s) of the following reaction sequence. ی ہیں میں قبر ہیں H 1. t-BuOK, t-BuOH 2. O3, CH2Cl2, -78 °C 3. MezS H OH OH + enantiomer HTranslate the Fischer projection to a wedge-and-hashed bond structure in a zig-zag chain. Be sure each stereocenter clearly shows one wedged bond, one hashed bond and two in-plane bonds. Select Draw Rings More Erase H |||| с Q2 Q H HO HO HO -OH -H -H -H CH₂OH H OStudy Guide Questions Q7. Identify each Fischer projection as the D- or L-isomer H H - OH H-OH H-OH H-OH CH2OH HO- H HO CH₂OH C=0 - H OH -H CH₂OH
- 7) Draw bond-line formula (use solid and dash wedges to show proper stereochemistry) and a Fischer projection formula of (R)-6-bromo-1-hexen-3-ol.Draw each compound in its most symmetric conformation, star (*) any asymmetric carbon atoms, and draw any mirror planes.Label any meso compounds. You may use Fischer projections if you prefer.(a) (2R,3S)-2-bromo-3-chlorobutaneDraw each compound in its most symmetric conformation, star (*) any asymmetric carbon atoms, and draw any mirror planes.Label any meso compounds. You may use Fischer projections if you prefer.(a)(R, R)-2,3-dibromobutane
- 2) Draw the molecule that corresponds to (3R,5R,6R)-5-cyclopropyl-6-ethyl-3-iodo-1-methylcyclohex-1-ene.Draw the perspective structure and Fischer projection for the following compounds with 2 asymmetric carbon.1. (2R,3S)-2-bromo-3-iodobutane2. (2S,3R)-2-bromo-3-iodobutane3. (2R,3R)-2-bromo-3-iodobutane4. (2S,3S)-2-bromo-3-iodobutane8. Two structures of Lipitor (a drug used to lower cholesterol) are shown below. (a) Determine the absolute configuration of each indicated stereocenter. Fill in the correct circle. (b) Determine if the two structures are the same compound or stereoisomers. Fill in the correct circle. (a) НО. Carbon a HO O OH Carbon a: OR OS Carbon b H N Carbon b: R OS of H Carbon c: OR OS OH OH Carbon c F Carbon d: R OS OH Carbon d (b) The two structures are: O the same compound O stereoisomers