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оо 15. H2N CO2 1) (CH3)3COCOCOC(CH3)3 아 2) -N:CENA CHO HO+H PhNHNH | 16. H -OH (3 equiv.) HO -H H- CH2OH -OH
Chemistry S47 Homework for Monday Name 1. Specify the stereochemical relationship between each pair of structure include . Spcif the stereochermical relationship between cach pair of structures. ch e: identical, enantiomers or diastereomers. O and and Ho CH3 H OH CH3 and OH and CH3 H.C CH3 CH3 CH3 H2C CHO CHO OH H OH HO and HO OH OH CH2OH OH CH20H Br Br CH H2C Ph Ph and CH3 Ph and H2C Br Br
14. Consider some of the 16 different stereoisomers of the following sugar: CHO ÇHO сно CHO CHO H OH HOHH OHHO+ HH OH H-OH нон HO+H HOTH Антон H OH нон H +OHH OHHO+H H-OH H+OH Антон нон нтон снуон CH OH CHO CHOH CHOH D-allose D-aitrose D-glucose D-mannose D-gulose - 140 +33° +53 +14° -20° CHO HO+ HO+H HO+H HO- H CHOH L-allose CHO CHO сно CHO H+H HOH OH OH HO- H нон нон нонн HO+H Нонн нонн...
uTube Maps express-care-orine-. O COMID-19 New Tab V The Damage Nitpickin... Consider monosaccharides D, E, and E. CHO CH2OH CHO H OH CEO HO H HE OH HO H HO -H H OH HO H H ОН CH2OH CH2OH CH2OH D E F a. Which two monosaccharides are stereoisomers? D and F E and F D and E as well as D and F O E and F D and E as well as E and F D and F...
draw the major product
14. HNO, CHO Но+н H-HOH H-HOH HO+H CH2OH 15. oo HNcO; 1) (CH3),COCOCOC(CH3) 3 o N:C:NH/ Ph сно HOTH PHNHNH2 16. HOH (3 equiv.) H +OH HO+H CH2OH
Question 9 15 pts Determine the relationship between each set of structures Set 1: identical Set 2: constitutional isomers Set 3: diastereomers Set 4: diastereomers Set 5: enantiomers 2 OH OH OH e HO... г - 2 ОН ОН ОН Но... 3 ОН Н. СІ НО, CI нс H нс ОН ОН H 5 н- H CHO -ОН ОН CH2OH CHO но- -Н Н- -ОН Сн,ОН Е.
18. Draw the product of the following Dieckmann cyclization: 1) NaOCH2CH3 CH3CH2OH 2) H30* 19. Glucosamine is a product of the fermentation of corn and is shown below. Draw the Fischer projection of glucosamine: OH H ОН NH2 OH 20. Draw the most stable chair conformation of the D-idose, whose Fisher projection is shown below. Is it an a-or B-anomer? CHO HO -H H- -OH HO Н H -OH CH2OH
x What is the relationship between e following compounds? HzC H OH, HzC OH HO H HO H CH OH CH OH Enantioners Diastereomers identical molecules geometrical Isomers
оо 15. HỌN _C02 1) (CH3)3COCOCOC(CH3)3 Ph 2) -N: C: NH- CHO HO+H PhNHNH | 16. H+OH (3 equiv.) н+он HOHH CH2OH 17. Use ANY needed reagents to effect the following transformation. (30 points) Br ÇO2Et ON starting material product
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21. The following sugars condense to form an α(1-4) glyosidic bond. Using the Haworth templates below, neatly number the carbons and draw in the new glycosidic bond OH он но H OH H OH 22. When fructose cyclizes, it forms a hemiacetal. Complete the structure for the a-fructose anomer CH2OH HO OH он CH2OH D-fructose Chem 1050 Exam 2 review problems 23. What are the products when the following two molecules undergo a condensation? 24. What are the...