8. Draw the fischer projection of D-Galactose and its enantiomer AND a diastereomer containing the same...
1(12 pt). Draw the Fischer projection of the enantiomer and one diastereomer of the compound shown below and provide the name of the enantiomer and diastereomer: -CH2CH3 H3C- ci CH2CH2CH2CH3 Structure of enantiomer Structure of diastereomer Name of enantiomer Name of diastereomer
DUBU Ugraded 1) Draw the enantiomer and a diastereomer of the following Fischer projection in the boxes below Your answers should be in wedge/dash notation (2 points) Original molecule Enantiomer Diastereomer OOH -OH C-Me SH Merci 2) Provide the full IUPAC name for the following molecule (2 point): undecane 3-bromo 4,5-ethyl 6-methyl 8-ethylene Molecule: 9-11-methylethul) Name 3) Use your knowledge of pka's to rank the following from least basic (1) to most basic (5)? (1 point)
OH Draw a Fischer projection for the following compound, placing the -CO2H up at the top. Rotation between Cry and C, might be needed но a. Assign R/S configuration to the chiral centers, b. Draw its enantiomer, and C. Draw a diastereomer. (2) OH HOC
Write the structure of meso-stilbene dibromide (either 3-D or Fischer projection) showing the stereochemistry at the two chiral carbons. Draw one enantiomer of the chiral stereoisomer of stilbene dibromide (either R,R- or S,S-enantiomer).
4. Consider the following Fischer Projection: CH, OH I 9 CH OH A Does this represent a monosaccharide, a disaccharide, a trisaccharide or something else? B Are any chiral carbons present? If so, circle each one. C Does this represent an aldose or a ketose? Explain your response and draw a box around the relevant functional group. D Give the molecular formula for this compound. E Is this compound classified as an L-isomer or a D- isomer? your response. Explain...
D-galactose turns polarized light, but its reduced product does not. Draw the two as Fischer projections and explain.
5-6
5. (8 pts.) Identify the relationship between the following pair as enantiomer, diastereomer or same compound کر - کر . - 6. (4 pts.) Draw the structure of (S.S)-cthambutol, a drug used to treat tuberculosis that is 10 times more potent than any of its other stereoisomer.
Draw the structures of D-glucose, L-glucose and L-mannose in a Fischer projection. Give the configuration at each stereogenic site. Report each carbon number with its configuration (e.g. 1R, 2R, 7S).
Culhydrates 1. Complete th Complete the table by classifying each sugar sugar (A, B, C, D) below based on carbonyl group and number of carbons (c.8. aldohexose, ketotriose, etc.). Classify them as an antiomer. Indicate the number of chiral carbons for each sugar. Sugar Classification based on carbonyl group and number of carbons Lor D enantiomer Number of chiral carbons н-с-он HO-6-H. н-с-он ін,он CH,OH C=0 HO-C-H н-с-он HO-C-H. ён,он снон c=0 | HO-C-H ін,он H-C-OH CH, OH CD 2....
7. Circle and name all the functional groups in these structures 8. Calculate degrees of unsaturation (DoU or HDI) for the following, and propose a structure for each A C6H1004 B C6H1SN 9. Which of the following structures does not represent the same compound as the other four. ه ا " الله لا 10. Ephedrine is chiral compound isolated from the plant ephedra sinica and has the following molecular structure. OH NHCHE Choose the incorrect statement about ephedrine. (A) The...