Homework Answers
In a given compound we write absolute configuration R/S based on
CIP rule in stereo chemistry 
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4. What is the configuration of the two chiral centers in the following molecule? ВСH Нас...
Please answer both questions. Question 19 Tim Art 3 pts What is the configuration of the...
Please answer both questions.
Question 19 Tim Art 3 pts What is the configuration of the two chiral centers in the following molecule? CH нс нн,сон O 3S, 5R 3S, 5S 3R, 5S O 3R, 5R Next • Previous Question 20 3 pts How many stereocenters are there in 2,3-dimethylpentane? O O2
What is the correct R/S configuration for each of the three stereocenters in the molecule below...
What is the correct R/S configuration for each of the three
stereocenters in the molecule below
Choose the best term that best describes the relationship
between this pair of molecules
1) What is the correct R/S configuration for each of the three stereocenters in the molecule below (1 mark) CH3 -ОН Н- -ОН Н- -OH Н- CH2CH3 a) 2R, 3S, 4R b) 2R, 3R, 4S c) 2S, 3R, 4R d) 2S, 3S, 4R е) 28, 3R, 4S 2) Choose the...
This molecule has several chiral centers labeled. Indicate the R/S configuration for the center labeled B....
This molecule has several chiral centers labeled. Indicate the R/S configuration for the center labeled B. HN NH OR os This molecule has several chiral centers labeled. Indicate the R/S configuration for the center labeled B. H3 CH3 НО СН3 НЕ ОН IIIty .(с NH2 ОН. ОН о ОН о
How many chiral centers exist in the following molecule? ОН ОН ОН НО Н ОН ОН...
How many chiral centers exist in the following molecule? ОН ОН ОН НО Н ОН ОН ОН ect one: а. 64 b. 36
5.50 For each molecule in Problem 5.49, identify all chiral centers that exist. Which of those molecule 5.51 Draw e...
5.50 For each molecule in Problem 5.49, identify all chiral centers that exist. Which of those molecule 5.51 Draw each of the following molecules in a zigzag conformation. (a) CH,он (b) CH3 (c) (d) CN Но HO=O -H но- -OH -H H -OH OH ОН Н- -Cl OH Н- но но -H - CH3 но- CH2OH H но- CO2H CH,он CH2CI WOT I
6. Assign the absolute configuration of all chiral carbon centers as Ror S. о она ОН...
6. Assign the absolute configuration of all chiral carbon centers as Ror S. о она ОН Н І но, N-CH3 но-НН b. Hd Сн,он но nicotine adrenaline
4. Put an asterisk (*) next to each chiral center in the structure of erythronolide B,...
4. Put an asterisk (*) next to each chiral center in the structure of erythronolide B, a metabone precursor to the commercial antibiotic, erythromycin. H3C .CH OH CH3 нс, Toi Erythronolide R Нас Анас OH 5. Determine whether the chirality centers in the following molecules have Rors configuration. (a) H (b) OCH2CH3 (c) OH NO-C-OH HC-CH3 H₃C-C-CH₂OH (a) HOH (b) c) HOCHZ HOCH2 CO2H 6. Are the following molecules chiral or achiral? If they are chiral, put an asterisk next...
H CH How many chiral centers are present in the molecule, trans-1,3-dimethylcyclopentane and is this molecule...
H CH How many chiral centers are present in the molecule, trans-1,3-dimethylcyclopentane and is this molecule chiral or achiral? ICH; H a. There are no chiral centers in this molecule and the molecule is achiral b. There are no chiral centers in this molecule but the molecule is chiral. c. There is one chiral centers in this molecule and the molecule is achiral d. There is one chiral centers in this molecule and the molecule is chiral. e. There are...
H CHỊ How many chiral centers are present in the molecule, cis-1,3-dimethylcyclopentane and is this molecule...
H CHỊ How many chiral centers are present in the molecule, cis-1,3-dimethylcyclopentane and is this molecule chiral or achiral? CH; a. There are no chiral centers in this molecule and the molecule is achiral. b. There are no chiral centers in this molecule but the molecule is chiral. c. There is one chiral centers in this molecule and the molecule is achiral. d. There is one chiral centers in this molecule and the molecule is chiral, e. There are two...
2) Order the following alkenes from most stable to least stable Нас Нас с-сн, н,с Hас +C- Нас н CHs -CH3 H Hе mos...
2) Order the following alkenes from most stable to least stable Нас Нас с-сн, н,с Hас +C- Нас н CHs -CH3 H Hе most stable least stable (a) I (b) I (c) I ll (d) 7) Order the following C-H bonds from strongest to weakest. strongest weakest (a) (b) (c) II (d) 8) Which of the following is represents the lowest energy transition state for the addition of BH, to 2-methyl-1-propene? quCH «сHs нСи Нас (b) (a) Нив--н H H...
Please answer both questions.
Question 19 Tim Art 3 pts What is the configuration of the two chiral centers in the following molecule? CH нс нн,сон O 3S, 5R 3S, 5S 3R, 5S O 3R, 5R Next • Previous Question 20 3 pts How many stereocenters are there in 2,3-dimethylpentane? O O2
What is the correct R/S configuration for each of the three
stereocenters in the molecule below
Choose the best term that best describes the relationship
between this pair of molecules
1) What is the correct R/S configuration for each of the three stereocenters in the molecule below (1 mark) CH3 -ОН Н- -ОН Н- -OH Н- CH2CH3 a) 2R, 3S, 4R b) 2R, 3R, 4S c) 2S, 3R, 4R d) 2S, 3S, 4R е) 28, 3R, 4S 2) Choose the...
This molecule has several chiral centers labeled. Indicate the R/S configuration for the center labeled B. HN NH OR os This molecule has several chiral centers labeled. Indicate the R/S configuration for the center labeled B. H3 CH3 НО СН3 НЕ ОН IIIty .(с NH2 ОН. ОН о ОН о
How many chiral centers exist in the following molecule? ОН ОН ОН НО Н ОН ОН ОН ect one: а. 64 b. 36
5.50 For each molecule in Problem 5.49, identify all chiral centers that exist. Which of those molecule 5.51 Draw each of the following molecules in a zigzag conformation. (a) CH,он (b) CH3 (c) (d) CN Но HO=O -H но- -OH -H H -OH OH ОН Н- -Cl OH Н- но но -H - CH3 но- CH2OH H но- CO2H CH,он CH2CI WOT I
6. Assign the absolute configuration of all chiral carbon centers as Ror S. о она ОН Н І но, N-CH3 но-НН b. Hd Сн,он но nicotine adrenaline
4. Put an asterisk (*) next to each chiral center in the structure of erythronolide B, a metabone precursor to the commercial antibiotic, erythromycin. H3C .CH OH CH3 нс, Toi Erythronolide R Нас Анас OH 5. Determine whether the chirality centers in the following molecules have Rors configuration. (a) H (b) OCH2CH3 (c) OH NO-C-OH HC-CH3 H₃C-C-CH₂OH (a) HOH (b) c) HOCHZ HOCH2 CO2H 6. Are the following molecules chiral or achiral? If they are chiral, put an asterisk next...
H CH How many chiral centers are present in the molecule, trans-1,3-dimethylcyclopentane and is this molecule chiral or achiral? ICH; H a. There are no chiral centers in this molecule and the molecule is achiral b. There are no chiral centers in this molecule but the molecule is chiral. c. There is one chiral centers in this molecule and the molecule is achiral d. There is one chiral centers in this molecule and the molecule is chiral. e. There are...
H CHỊ How many chiral centers are present in the molecule, cis-1,3-dimethylcyclopentane and is this molecule chiral or achiral? CH; a. There are no chiral centers in this molecule and the molecule is achiral. b. There are no chiral centers in this molecule but the molecule is chiral. c. There is one chiral centers in this molecule and the molecule is achiral. d. There is one chiral centers in this molecule and the molecule is chiral, e. There are two...
2) Order the following alkenes from most stable to least stable Нас Нас с-сн, н,с Hас +C- Нас н CHs -CH3 H Hе most stable least stable (a) I (b) I (c) I ll (d) 7) Order the following C-H bonds from strongest to weakest. strongest weakest (a) (b) (c) II (d) 8) Which of the following is represents the lowest energy transition state for the addition of BH, to 2-methyl-1-propene? quCH «сHs нСи Нас (b) (a) Нив--н H H...
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