Lets start with a more simpler example. represent that aldehyde as going away from us in space like that. Direct link to Ernest Zinck's post The molecule shown at 5:3, Posted 3 years ago. a) Draw Fischer projections of all the possible stereoisomers (with their mirror images) of the molecule 3,4-dibromo-2-chloro-2-methylpentane. Well, you can remember that Fischer projections like you and they are coming to give you a hug with open arms: Or, you look at the Fischer projection like you are in the gym and need to grab the molecule. How can the mass of an unstable composite particle become complex? To make a Fischer Projection, it is easier to show through examples than through words. Find important definitions, questions, notes, meanings, examples, exercises and . projection for R lactic acid, so this is R lactic acid. The aldopentose structures drawn above are all diastereomers. Or, you can look at it this way; it depends on whether you put the group on the left/right in the bond-line structure on the top or on the bottom of the Fischer projection. So I could just do this. The structure must not be flipped over or rotated by 90. Creative Commons Attribution/Non-Commercial/Share-Alike. In this case, as well, the horizontal groups have to be pointing towards you. construct a molecular model of a monosaccharide, given its Fischer projection or wedge and dash structure. 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\newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\) \(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\)\(\newcommand{\AA}{\unicode[.8,0]{x212B}}\), Below are two different representations of (R)-glyceraldehyde, the smallest sugar molecule (also called. 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