Homework Answers
THE CARBON THAT IS ATTACHED WITH 4 DIFFERENT GROUP OR ATOMS ,ARE CALLED STEREOGENIC CARBON OR CENTER.."D" AND "L" NOTATION ARE USED IN PLACE OF 'R' AND "S" CONFIGURATION RESPECTIVELY.
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draw fisher projections for both the D and L isomers of the following 12 Identify each of the following as a D or an L form and draw the structural formula of the enantiomer: CHO b. a. CH,OH C=O...
2. Draw Fischer projections of the open chain tautomer of each of the monosaccharides shown below,...
2. Draw Fischer projections of the open chain tautomer of each of the monosaccharides shown below, and indicate whether the compound is: i. an aldose or a ketose; ii. a D- or an L-sugar; iii. a triose, tetrose, pentose or hexose OH OH HO HO HO OH OH HO OH OH HO H OH 3. Draw Fischer projections of L-arabinose, D-fucose, and L-mannoheptulose given the structures below OH CHO CHO HOH HOH HOHH H-OH HOH H OH H OH OH...
12.36 Draw Fischer projections for each of the following dash-wedge structures: a. CHO b. CHO C. CHO с но : Br...
12.36 Draw Fischer projections for each of the following dash-wedge structures: a. CHO b. CHO C. CHO с но : Br CH OH Ho : н СН,ОН н : ОН СН,ОН
O U TO DO ITILIUllers. c=0 CH OH H e the and F; [6] G 15.74...
O U TO DO ITILIUllers. c=0 CH OH H e the and F; [6] G 15.74 Two enantiomers can sometimes taste very differently. L-Leucine, a naturally occurring amino acid used in protein synthesis, tastes bitter, but its enantiomer, D-leucine, tastes sweet. COOH H2N-C-H CHCH(CH3)2 leucine a. Locate the chirality center in leucine. b. Draw both enantiomers in three dimensions around the chirality center c. Draw Fischer projection formulas for both enantiomers. are
7.11 Identify each of the following as a D or an L form and draw the...
7.11 Identify each of the following as a D or an L form and draw the structural formula of the enantiomer: CH,OH a. CHO b. c=0 НО -Н - HO —н но- ннон CH,OH СН,ОН
8. Use the image to answer the questions that follow HO-CH HO-CH2 HO-CH2 CHO H₂o OH CHO CHO OCH CHOICH CH-OH CHCc C...
8. Use the image to answer the questions that follow HO-CH HO-CH2 HO-CH2 CHO H₂o OH CHO CHO OCH CHOICH CH-OH CHCc CHOICH CH 10 | | CH-CH HỒ CH-CH CH-CH CH-CH CH-CH но он но HO он но OH OH HO A B C D Do not e How many carbons does each of the above sugars contain? Name to E n ipo Which sugars are aldoses and which are ketoses? Identify each sugar. Name the linkage for each...
8. Indicate whether each of the following statements is true or false. If a statement is...
8. Indicate whether each of the following statements is true or false. If a statement is false, explain why a) Two structural isomers may be chiral. : True b) A compound must be chiral in order to have an enantiomer. True c) A chiral compound with an asymmetric carbon atom designated always has a positive optical rotation. False (R) as d) Mirror-image molecules are always enantiomers. False chiral. False e) All compounds with asymmetric carbon atoms are f)The relative configuration...
Which of the following has the lowest boiling point? | CHG-CH2-CHO - || . CH3-CH2-CH, CH-CH2-CH2-OH...
Which of the following has the lowest boiling point? | CHG-CH2-CHO - || . CH3-CH2-CH, CH-CH2-CH2-OH 20 CH3-CH2-CH-CH CH,CH,COOH Ovo 17. What is the product of oxidation of butanal? 1-butanol D butanoic acid C. 2-butanol d. 2-butanal e. dibutylether 18). O CE, H-C-O - CHCH, is called: methyl isopropyl ester methyl isopropyl ether methylethyl ethanoate isopropyl formate 19. Reaction of CH3-CH-CH2-COOH with CH-CH,OH produces: a. butyl ethanoate ethyl butanoate ethyl propanoate d. propyl butanoate acetyl butanoate
7. The IUPAC name for the followe d in the OH controls a) 3-chloro-2-methylcyclohexanol 5-chloro-2-methylcyclohexanol 2-methyl-3-chlorocyclohexanol...
7. The IUPAC name for the followe d in the OH controls a) 3-chloro-2-methylcyclohexanol 5-chloro-2-methylcyclohexanol 2-methyl-3-chlorocyclohexanol d) 2-methyl-5 chlorocyclohexanol e) 1-chloro-4-methylcyclohexanol Which of the following cannot be an electrophile? a) H b) CH2-CH; c) 'NO ) BF; d) Fee ased on the following enery diagram, which compound is formed slowly Reaction ) B from A c) Cfrom B d) from C a) A from B b 10. Which of the following has the highest priority? -0-H -CH=CHCH -CH=NCH -SC-CH; 11....
11.21 Group all the following compounds together that repre structural isomers of each other: a. CH,-CH,-C-OH...
11.21 Group all the following compounds together that repre structural isomers of each other: a. CH,-CH,-C-OH d. CH3-C-CH,-CH, OH O e. CH,-CH C-H g. HO CH, CH CH2-OH
Identify each of the following as the D or L stereoisomer. Drag the appropriate items to...
Identify each of the following as the D or L stereoisomer. Drag the appropriate items to their respective bins. Reset Help CH OH . . HOH C=0 НОНЕН H -OH но -н CH,OH Sorbose H- OH нон CH,OH Arabinose HO- H но -н -OH CH OH Lyxose HO CH OH Ribose D stereoisomer L stereoisomer Submit Request Answer
2. Draw Fischer projections of the open chain tautomer of each of the monosaccharides shown below, and indicate whether the compound is: i. an aldose or a ketose; ii. a D- or an L-sugar; iii. a triose, tetrose, pentose or hexose OH OH HO HO HO OH OH HO OH OH HO H OH 3. Draw Fischer projections of L-arabinose, D-fucose, and L-mannoheptulose given the structures below OH CHO CHO HOH HOH HOHH H-OH HOH H OH H OH OH...
12.36 Draw Fischer projections for each of the following dash-wedge structures: a. CHO b. CHO C. CHO с но : Br CH OH Ho : н СН,ОН н : ОН СН,ОН
O U TO DO ITILIUllers. c=0 CH OH H e the and F; [6] G 15.74 Two enantiomers can sometimes taste very differently. L-Leucine, a naturally occurring amino acid used in protein synthesis, tastes bitter, but its enantiomer, D-leucine, tastes sweet. COOH H2N-C-H CHCH(CH3)2 leucine a. Locate the chirality center in leucine. b. Draw both enantiomers in three dimensions around the chirality center c. Draw Fischer projection formulas for both enantiomers. are
7.11 Identify each of the following as a D or an L form and draw the structural formula of the enantiomer: CH,OH a. CHO b. c=0 НО -Н - HO —н но- ннон CH,OH СН,ОН
8. Use the image to answer the questions that follow HO-CH HO-CH2 HO-CH2 CHO H₂o OH CHO CHO OCH CHOICH CH-OH CHCc CHOICH CH 10 | | CH-CH HỒ CH-CH CH-CH CH-CH CH-CH но он но HO он но OH OH HO A B C D Do not e How many carbons does each of the above sugars contain? Name to E n ipo Which sugars are aldoses and which are ketoses? Identify each sugar. Name the linkage for each...
8. Indicate whether each of the following statements is true or false. If a statement is false, explain why a) Two structural isomers may be chiral. : True b) A compound must be chiral in order to have an enantiomer. True c) A chiral compound with an asymmetric carbon atom designated always has a positive optical rotation. False (R) as d) Mirror-image molecules are always enantiomers. False chiral. False e) All compounds with asymmetric carbon atoms are f)The relative configuration...
Which of the following has the lowest boiling point? | CHG-CH2-CHO - || . CH3-CH2-CH, CH-CH2-CH2-OH 20 CH3-CH2-CH-CH CH,CH,COOH Ovo 17. What is the product of oxidation of butanal? 1-butanol D butanoic acid C. 2-butanol d. 2-butanal e. dibutylether 18). O CE, H-C-O - CHCH, is called: methyl isopropyl ester methyl isopropyl ether methylethyl ethanoate isopropyl formate 19. Reaction of CH3-CH-CH2-COOH with CH-CH,OH produces: a. butyl ethanoate ethyl butanoate ethyl propanoate d. propyl butanoate acetyl butanoate
7. The IUPAC name for the followe d in the OH controls a) 3-chloro-2-methylcyclohexanol 5-chloro-2-methylcyclohexanol 2-methyl-3-chlorocyclohexanol d) 2-methyl-5 chlorocyclohexanol e) 1-chloro-4-methylcyclohexanol Which of the following cannot be an electrophile? a) H b) CH2-CH; c) 'NO ) BF; d) Fee ased on the following enery diagram, which compound is formed slowly Reaction ) B from A c) Cfrom B d) from C a) A from B b 10. Which of the following has the highest priority? -0-H -CH=CHCH -CH=NCH -SC-CH; 11....
11.21 Group all the following compounds together that repre structural isomers of each other: a. CH,-CH,-C-OH d. CH3-C-CH,-CH, OH O e. CH,-CH C-H g. HO CH, CH CH2-OH
Identify each of the following as the D or L stereoisomer. Drag the appropriate items to their respective bins. Reset Help CH OH . . HOH C=0 НОНЕН H -OH но -н CH,OH Sorbose H- OH нон CH,OH Arabinose HO- H но -н -OH CH OH Lyxose HO CH OH Ribose D stereoisomer L stereoisomer Submit Request Answer
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