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The Newman Projection below shows the correct view of the carbon 3 carbon 4 bond of...
The Newman projection shown below represents the most stable confor OH H ОН H True False...
The Newman projection shown below represents the most stable confor OH H ОН H True False
3. (a) A bond-line (dash/wedge) structure for butane is shown below. Using the Newman projection templates...
3. (a) A bond-line (dash/wedge) structure for butane is shown below. Using the Newman projection templates provided, draw the overall lowest energy (most stable) and overall highest energy (least stable) conformation possible in Newman projection form sighting down the bond indicated. Provide a brie explanation to justify the conformer shown for cach case. (2pts each correct Newman, 2pts for valid explanation) sight down CG- bond Lowest Energy (most stable) Highest Energy (least stable) Explain: (b) For the bond-line structure below...
3. (4 pts) Complete the Fischer projection drawn below by adding the four substituents to the chiral carbon of (s)...
3. (4 pts) Complete the Fischer projection drawn below by adding the four substituents to the chiral carbon of (s)-2-methyl-3-bromo-hexane. 4. (4 pts) Draw a wedge and dash structure representing (1R 2R,3S)-1,2- dichloro3-ethylcyclohexane. 5. (4pts) 2-bromobutane is shown below. Is this (R)-2-bromobutane or (S)-2 bromobutane? 6. (6 pts) For each chiral carbon in ascorbic acid (vitamin C), shown below, assign Ror S to each stereocenter. How many stereoisomers of ascorbic acid are possible? OH HO ОН 7. (9 pts) (Are...
3) Consider the Newman projection below. Draw all of the other possible conformations of this molecule....
3) Consider the Newman projection below. Draw all of the other possible conformations of this molecule. Rank each in order of decreasing stability (1-most stable; 2-2nd most stable; etc.) нс. нс н 4) a. Draw two different constitutional isomers of CHo b. Draw two different stereoisomers of C;Ho that have no pi-bonds. Circle the most stable.
Which is the correct synthesis of 6-methyl-3-heptanone from 3-methyl-1-butene? Acid and water, then Cr03/H2SO4, then CH3CH2CH2...
Which is the correct synthesis of 6-methyl-3-heptanone from 3-methyl-1-butene? Acid and water, then Cr03/H2SO4, then CH3CH2CH2 MgBr, then acid, then CrOz/H2SO4 Acid and water, then C+03/H2S04, then CH3CH2CH2MgBr, then acid HB:/ROOR, then Mg/ether, then propanal, then acid, then CrO3/H2SO4 HBr, then Mg/ether, then propanal, then acid, then CrOz/H2SO4 Question 21 (4 points) Which of the following statements is true? Aromatic compounds release more energy per pi bond upon saturation than simple alkenes. Aromatic compounds have longer C-C bonds than alkanes....
1. [10 pts] Consider the elimination reaction for the following alkyl halide with sodium methoxide in...
1. [10 pts] Consider the elimination reaction for the following alkyl halide with sodium methoxide in methanol (Na* OCH, CH,OH). CH NaOme MeOH CH Compound A Problem 2c Draw the major expected organic product (a) Redraw Compound A as seen in Viewpoint I below left as a Newman projection on the template provided in Problem 2a (below). Hint: Fill in missing Hs ar C2 and C3 to help you get started! (b) Rotate the C2 C3 bond to obtain the...
organic chemistry 4, Identify the following statements as either true (T) or false (F), or circle...
organic chemistry
4, Identify the following statements as either true (T) or false (F), or circle one of the choices provided. The structures references are shown below. The rate of an Syl reaction will double if the concentration of the nucleophile is doubled. A is more stable than B. Compound C has a higher pKa than compound D. The IR spectrum of E would show a strong peak between 1700 cm and 1800 cm. The structure F would be named...
no explanation needed, just letters that correspond with right answers. thanks! Name Exam 2: Chapters 4-7...
no
explanation needed, just letters that correspond with right
answers. thanks!
Name Exam 2: Chapters 4-7 Please put all of your answers on the scantron sheet. This exam paper must be returned with the scar For questions that list only 1,2,3,4, use the letters a,b.c.d respectively on the Scantron 1. What is the approximate value of the H-C-H bonds angle in ethylene? a. 90° b. 109 c. 120 d. 180 2. What type of molecular orbital is formed by the...
which of the following is the structure of 2-ethylbenzamide 3. (20 points) The following alcohol undergo...
which of the following is the structure of
2-ethylbenzamide
3. (20 points) The following alcohol undergo chromic acid test. Complete the blank for each alcohol Color after reaction is test positive or negative? Class of Alcohol CH₂ - CHCH, CH, CH, ан,— —днан, Color after reaction is test positive or negative? Class of Alcohol Color after reaction is test positive or negative? Class of Alcohol at CH2OH & CH₂ CH3 6th c Color after reaction is test positive or negative?...
Only solve last 3 problems The committed step involved in fatty acid synthesis is catalyzed by...
Only solve last 3 problems
The committed step involved in fatty acid synthesis is catalyzed by 11. a. acetylCoA carboxylase b. malonylACP acyltransferase c. acetylACP acyltransferase d. condensing enzyme 12. The amino acid below is HOCH ÇHCOOH H2 a. aspartic acid b. cysteine c. serine d. valine 13. In the carbohydrate below which carbon atom is the anomeric carbon'? OH Он a. C-2 b. C-1 c. C-5 d. C-4 M OH e compound α-methyl-D-fructo furanoside ? 14. Which statement is...
The Newman projection shown below represents the most stable confor OH H ОН H True False
3. (a) A bond-line (dash/wedge) structure for butane is shown below. Using the Newman projection templates provided, draw the overall lowest energy (most stable) and overall highest energy (least stable) conformation possible in Newman projection form sighting down the bond indicated. Provide a brie explanation to justify the conformer shown for cach case. (2pts each correct Newman, 2pts for valid explanation) sight down CG- bond Lowest Energy (most stable) Highest Energy (least stable) Explain: (b) For the bond-line structure below...
3. (4 pts) Complete the Fischer projection drawn below by adding the four substituents to the chiral carbon of (s)-2-methyl-3-bromo-hexane. 4. (4 pts) Draw a wedge and dash structure representing (1R 2R,3S)-1,2- dichloro3-ethylcyclohexane. 5. (4pts) 2-bromobutane is shown below. Is this (R)-2-bromobutane or (S)-2 bromobutane? 6. (6 pts) For each chiral carbon in ascorbic acid (vitamin C), shown below, assign Ror S to each stereocenter. How many stereoisomers of ascorbic acid are possible? OH HO ОН 7. (9 pts) (Are...
3) Consider the Newman projection below. Draw all of the other possible conformations of this molecule. Rank each in order of decreasing stability (1-most stable; 2-2nd most stable; etc.) нс. нс н 4) a. Draw two different constitutional isomers of CHo b. Draw two different stereoisomers of C;Ho that have no pi-bonds. Circle the most stable.
Which is the correct synthesis of 6-methyl-3-heptanone from 3-methyl-1-butene? Acid and water, then Cr03/H2SO4, then CH3CH2CH2 MgBr, then acid, then CrOz/H2SO4 Acid and water, then C+03/H2S04, then CH3CH2CH2MgBr, then acid HB:/ROOR, then Mg/ether, then propanal, then acid, then CrO3/H2SO4 HBr, then Mg/ether, then propanal, then acid, then CrOz/H2SO4 Question 21 (4 points) Which of the following statements is true? Aromatic compounds release more energy per pi bond upon saturation than simple alkenes. Aromatic compounds have longer C-C bonds than alkanes....
1. [10 pts] Consider the elimination reaction for the following alkyl halide with sodium methoxide in methanol (Na* OCH, CH,OH). CH NaOme MeOH CH Compound A Problem 2c Draw the major expected organic product (a) Redraw Compound A as seen in Viewpoint I below left as a Newman projection on the template provided in Problem 2a (below). Hint: Fill in missing Hs ar C2 and C3 to help you get started! (b) Rotate the C2 C3 bond to obtain the...
organic chemistry
4, Identify the following statements as either true (T) or false (F), or circle one of the choices provided. The structures references are shown below. The rate of an Syl reaction will double if the concentration of the nucleophile is doubled. A is more stable than B. Compound C has a higher pKa than compound D. The IR spectrum of E would show a strong peak between 1700 cm and 1800 cm. The structure F would be named...
no
explanation needed, just letters that correspond with right
answers. thanks!
Name Exam 2: Chapters 4-7 Please put all of your answers on the scantron sheet. This exam paper must be returned with the scar For questions that list only 1,2,3,4, use the letters a,b.c.d respectively on the Scantron 1. What is the approximate value of the H-C-H bonds angle in ethylene? a. 90° b. 109 c. 120 d. 180 2. What type of molecular orbital is formed by the...
which of the following is the structure of
2-ethylbenzamide
3. (20 points) The following alcohol undergo chromic acid test. Complete the blank for each alcohol Color after reaction is test positive or negative? Class of Alcohol CH₂ - CHCH, CH, CH, ан,— —днан, Color after reaction is test positive or negative? Class of Alcohol Color after reaction is test positive or negative? Class of Alcohol at CH2OH & CH₂ CH3 6th c Color after reaction is test positive or negative?...
Only solve last 3 problems
The committed step involved in fatty acid synthesis is catalyzed by 11. a. acetylCoA carboxylase b. malonylACP acyltransferase c. acetylACP acyltransferase d. condensing enzyme 12. The amino acid below is HOCH ÇHCOOH H2 a. aspartic acid b. cysteine c. serine d. valine 13. In the carbohydrate below which carbon atom is the anomeric carbon'? OH Он a. C-2 b. C-1 c. C-5 d. C-4 M OH e compound α-methyl-D-fructo furanoside ? 14. Which statement is...
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