Assign the configuration of each chiral center in the following stereoisomer of 3-bromo-2-butanol: CH3 HO- -H H -Br CH3 O2R,3S 2S,3S 2S,3R O2R,3R

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8. The Fischer projection formula for D-mannose, a hexose sugar, is shown below. How many chiral centers are in D-mannose, please circle each Chiral C? HO- HO- H H CHO -H H -OH -OH CH₂OH Number of Chiral Centers and circle each in the structure: Study Guide Practice Questions 9. Draw the structure for 2-chloro-4-methylhexanal 10. What is the IUPAC name of the compound shown below? CH3 CH₂-C CH₂CH₂CH₂CHCH₂

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All the following questions have to do with a molecule with the formula of C10H11NO3 a) Draw the BOND LINE structure of an ACHIRAL molecule with no CHIRAL CENTERS b) Draw the BOND LINE structure of a CHIRAL c) Draw the BOND LINE structure for the ENANTIOMER in question b d) Draw the BOND LINE structure for the MESO compound e) Draw the BOND LINE structure for the molecule

2-hydroxypropanoic acid (lactic acid) has a chiral carbon atom. Draw the structure of lactic acid and mark the chiral atom with *. Draw three-dimensional diagrams of the two optical isomers to show that they are non-superimposable mirror images of each other. 1. Locate the chiral centre 2. Draw one enantiomer 3. Draw its mirror image beside it. in a tetrahedral shape - Draw and name the geometric isomers of C2H2CI2 3. Draw its mirror image beside it. 2. Draw one enantiomer in a tetrahedral shape 1. Locate the chiral centre

15. Naming Stereoisomers with Two Chiral Carbons Using the RS System The (RR) isomer of methyphenidate (Ritalin) is used to treat attention deficit hyperactivity disorder (ADHD). The (S.S) isomer is an antidepressant. Identify the two chiral carbons in the structure below. Is this the (R.R) or the (S.S) isomer? Draw the other isomer. HN- H. ..

Using only C, H and O, write a structural formula for the lowest-molecular-weight chiral molecule of each of the following compounds a) Alkane b)Alcohol c)Aldehyde d)Ketone e)Carboxylic Acid I realise this question has been asked but the previous seen formulas do not work for my homework.

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