1. Draw the two stereoisomeric products from the following reaction, which uses a single enantiomer (i.e. optically active compound) as the starting material.
2. Write a detailed reaction mechanism for the reaction.
3. Determine the R/S configuration for the original chiral center and any new chiral centers formed in the reaction.
4. Comment upon whether a 1:1 mixture of the two compounds in part 1 would be optically active.
Homework Answers
Solution:
The complete reaction and its mechanism is given below.
Add Answer to:
1. Draw the two stereoisomeric products from the following
reaction, which uses a single enantiomer (i.e....
Part A ring Which of the following is a true statement? All molecules which possess two...
Part A ring Which of the following is a true statement? All molecules which possess two or more chirality centers will be chiral. All molecules which possess a single chirality center of the S configuration are levorotatory. All chiral molecules possess a plane of symmetry All achiral molecules are meso. A mixture of achiral compounds will be optically inactive. Submit Request Answer OOOO O
B3: The following optically active oone optically active, one with no optical ac alkene, upon hydrogeraito explain this observation. n, yields two 4 pts H2 2 different products Pd/C CH3 B4: 1,3-...
B3: The following optically active oone optically active, one with no optical ac alkene, upon hydrogeraito explain this observation. n, yields two 4 pts H2 2 different products Pd/C CH3 B4: 1,3-butadiene, when treated with HBr, gives a mix of two product neither of which is 4-bromobut-1-ene. Predict both these products using mechanism that involves a single carbocation intermediate: 4 4-bromobut-1-ene Anot formed! HBr C5: Terminal alkynes are moderately acidic synthetically. When pent-1-yne is treated with a strong base [sodium...
Hc VCH Draw the organic product formed when CH3CH2CH2OH is treated with each reagent. a H2S04 (180°C) d SOC12, pyri...
Hc VCH Draw the organic product formed when CH3CH2CH2OH is treated with each reagent. a H2S04 (180°C) d SOC12, pyridine Ig 1) NaH; 2) CH3CH2Br b NaH e PBr3 h 1) TSCI, pyridine; 2) NaSH c HBr f TsCl, pyridine 3. Draw the organic product formed when l-methylcyclohexanol is treaded with each reagent. In some cases, no reaction occurs. a KH c HBr Te NaHCO3 b Nacid HCI f 1) KH; 2) CH3CH2Br Draw two different routes to each of...
help Thank you 4. (10 pts) Draw all possible products for the following reaction including stereoisomers....
help Thank you
4. (10 pts) Draw all possible products for the following reaction including stereoisomers. Note that the addition occurs through a "syn" mechanism. Is the product solution optically active (yes or no)? 1. BAHATHF 2. NaOH, HO (8 pts) Provide a complete mechanism for the reaction below and include lone-pairs of electrons and formal charges. Show all products formed including stereoisomers. Is the product solution optically active (yes or no)? Bras 11. (8 pts) Draw all four regiochemical...
full question is given in all the picture. please please be clear and precise. I need...
full question is given in all the picture. please
please be clear and precise. I need help asap. the hw is due in few
hours please.
OTS Reagent ??? OTS ОН ОН A В OTS OH HO ОН జరు రాశరరం ఆరారం JJ K OH S OHI OH Look at the given reaction and use the letter code corresponding to each compound in the blank to indicate the expected product(s) or correct vocabulary word/phrase to complete the description. If a specific...
A. two B.four 15. Which one of the following compounds has highest boiling point? 1. CH3CH2CH3...
A. two B.four 15. Which one of the following compounds has highest boiling point? 1. CH3CH2CH3 II. CH3CH2OH III. CH3OCH3 C. six D. eight AI B. II CINI 16. What occurs when an optically active alcohol reacts with HBr to give an alkyl halide? A. complete inversion of configuration takes place at the chirality center B. incomplete and varying inversion of configuration takes place at the chirality center C. the chirality center retains its configuration D. the molecule loses its...
Which of the following structures is most stable? 2) How many stereoisomers does the molecule below...
Which of the following structures is most stable? 2) How many stereoisomers does the molecule below have? (СН), С+ снен снаси сна OH CH₃ br. a) 3 6) 4 c) 6 d) 8 e 9 3) Which of the following molecules below are chiral? 0) to A Boh A MOH HOS DBr e) 1, 2 and 3 a) Only 1 b) 1 and 3 c) 2 and 3 d) 1 and 3 What is the relationship between the following two...
1a. Draw the product in the following lb. Draw the two diastereomeric substitution products reaction and...
1a. Draw the product in the following lb. Draw the two diastereomeric substitution products reaction and clearly indicate the obtained in the reaction below. stereochemistry Br CH2OH, CH,OH2 Br reflux CH3OH, Br H.LLDMSO + t-BuOH + KCI 1-BUOK 1 equiv 1c. Draw the reactive conformation (with 1d. The most favored and least favored compounds arrow pushing) and the product for the that could be obtained by treatment of 2,4- reaction below (show stereochemistry). dimethylpenta-1,3-diene with one equivalent of HBr. +...
1. Draw an energy diagram showing the conformational analysis of the following compound, viewed along the...
1. Draw an energy diagram showing the conformational analysis of
the following compound, viewed along the C2-C3 bond. Clearly
identify relative stability of staggered conformations as well as
eclipsed conformations, taking into account gauche interactions and
hydrogen-bonding interactions. Justify your choices through
explicit reference to interactions occurring in various
conformations.
2. The IR spectrum of a dilute solution of compound 1 exhibits a
signal at 3617 cm-1, while the IR spectrum of a dilute solution of
compound 2 exhibits a...
1a. Draw the product in the following lb. Draw the two diastereomeric substitution products reaction and...
1a. Draw the product in the following lb. Draw the two diastereomeric substitution products reaction and clearly indicate the obtained in the reaction below. stereochemistry. Br CH2OH, CH.DH, Br reflux H. LL. DMSO CHBuOK. + t-BuOH + KCI t-BuOK 1 equiv 1c. Draw the reactive conformation (with 1d. The most favored and least favored compounds arrow pushing) and the product for the that could be obtained by treatment of 2,4- reaction below (show stereochemistry). dimethylpenta-1,3-diene with one equivalent of HBr....
Part A ring Which of the following is a true statement? All molecules which possess two or more chirality centers will be chiral. All molecules which possess a single chirality center of the S configuration are levorotatory. All chiral molecules possess a plane of symmetry All achiral molecules are meso. A mixture of achiral compounds will be optically inactive. Submit Request Answer OOOO O
B3: The following optically active oone optically active, one with no optical ac alkene, upon hydrogeraito explain this observation. n, yields two 4 pts H2 2 different products Pd/C CH3 B4: 1,3-butadiene, when treated with HBr, gives a mix of two product neither of which is 4-bromobut-1-ene. Predict both these products using mechanism that involves a single carbocation intermediate: 4 4-bromobut-1-ene Anot formed! HBr C5: Terminal alkynes are moderately acidic synthetically. When pent-1-yne is treated with a strong base [sodium...
Hc VCH Draw the organic product formed when CH3CH2CH2OH is treated with each reagent. a H2S04 (180°C) d SOC12, pyridine Ig 1) NaH; 2) CH3CH2Br b NaH e PBr3 h 1) TSCI, pyridine; 2) NaSH c HBr f TsCl, pyridine 3. Draw the organic product formed when l-methylcyclohexanol is treaded with each reagent. In some cases, no reaction occurs. a KH c HBr Te NaHCO3 b Nacid HCI f 1) KH; 2) CH3CH2Br Draw two different routes to each of...
help Thank you
4. (10 pts) Draw all possible products for the following reaction including stereoisomers. Note that the addition occurs through a "syn" mechanism. Is the product solution optically active (yes or no)? 1. BAHATHF 2. NaOH, HO (8 pts) Provide a complete mechanism for the reaction below and include lone-pairs of electrons and formal charges. Show all products formed including stereoisomers. Is the product solution optically active (yes or no)? Bras 11. (8 pts) Draw all four regiochemical...
full question is given in all the picture. please
please be clear and precise. I need help asap. the hw is due in few
hours please.
OTS Reagent ??? OTS ОН ОН A В OTS OH HO ОН జరు రాశరరం ఆరారం JJ K OH S OHI OH Look at the given reaction and use the letter code corresponding to each compound in the blank to indicate the expected product(s) or correct vocabulary word/phrase to complete the description. If a specific...
A. two B.four 15. Which one of the following compounds has highest boiling point? 1. CH3CH2CH3 II. CH3CH2OH III. CH3OCH3 C. six D. eight AI B. II CINI 16. What occurs when an optically active alcohol reacts with HBr to give an alkyl halide? A. complete inversion of configuration takes place at the chirality center B. incomplete and varying inversion of configuration takes place at the chirality center C. the chirality center retains its configuration D. the molecule loses its...
Which of the following structures is most stable? 2) How many stereoisomers does the molecule below have? (СН), С+ снен снаси сна OH CH₃ br. a) 3 6) 4 c) 6 d) 8 e 9 3) Which of the following molecules below are chiral? 0) to A Boh A MOH HOS DBr e) 1, 2 and 3 a) Only 1 b) 1 and 3 c) 2 and 3 d) 1 and 3 What is the relationship between the following two...
1a. Draw the product in the following lb. Draw the two diastereomeric substitution products reaction and clearly indicate the obtained in the reaction below. stereochemistry Br CH2OH, CH,OH2 Br reflux CH3OH, Br H.LLDMSO + t-BuOH + KCI 1-BUOK 1 equiv 1c. Draw the reactive conformation (with 1d. The most favored and least favored compounds arrow pushing) and the product for the that could be obtained by treatment of 2,4- reaction below (show stereochemistry). dimethylpenta-1,3-diene with one equivalent of HBr. +...
1. Draw an energy diagram showing the conformational analysis of
the following compound, viewed along the C2-C3 bond. Clearly
identify relative stability of staggered conformations as well as
eclipsed conformations, taking into account gauche interactions and
hydrogen-bonding interactions. Justify your choices through
explicit reference to interactions occurring in various
conformations.
2. The IR spectrum of a dilute solution of compound 1 exhibits a
signal at 3617 cm-1, while the IR spectrum of a dilute solution of
compound 2 exhibits a...
1a. Draw the product in the following lb. Draw the two diastereomeric substitution products reaction and clearly indicate the obtained in the reaction below. stereochemistry. Br CH2OH, CH.DH, Br reflux H. LL. DMSO CHBuOK. + t-BuOH + KCI t-BuOK 1 equiv 1c. Draw the reactive conformation (with 1d. The most favored and least favored compounds arrow pushing) and the product for the that could be obtained by treatment of 2,4- reaction below (show stereochemistry). dimethylpenta-1,3-diene with one equivalent of HBr....
Most questions answered within 3 hours.
-
SoleMate’s Burkins sneakers cost $40 per pair from the supplier
and are sold by SoleMate at...
asked 2 minutes ago -
The movie Moneyball (based on the book by Michael
Lewis) tells the story of Billy Beane,...
asked 1 minute ago -
A regional highway uses 8 tollbooths that are open to all
vehicles. A chi-square goodness-of-fit test...
asked 5 minutes ago -
In her Semiannual Monetary Policy Report to Congress on July 13,
2017, then Federal Reserve Chair...
asked 4 minutes ago -
Suppose N packets are sent,
and each packet arrives at rate of L/2R to a link....
asked 23 minutes ago -
17. Show the steps involved in reduction of the ketone in fatty
acid synthesis. Which cofactor...
asked 24 minutes ago -
5.61 g of octane, C8H18, reacts with excess oxygen in a bomb
calorimeter. The heat capacity...
asked 28 minutes ago -
The velocity field of a flow is given by V = (2+1) x
y2 i +...
asked 37 minutes ago -
(EPS with
Convertible Bonds) On June 1, 2012, Bluhm Company and
Amanar Company merged to form...
asked 35 minutes ago -
2. Discuss why the study exemplifies one that agrees with The
American Psychological Association’s (APA) Ethical...
asked 39 minutes ago -
Without considering the following capital gains and losses,
Charlene, who is single, has a taxable income...
asked 46 minutes ago -
1a. The __________ functional group often triggers our sense of
smell.
1b. The geometry around a...
asked 59 minutes ago