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Identify the major product(s) in the reaction of
(R)-2-bromopentane with sodium cyanide in DMSO. Please draw...
Can someone explain this to me and show me how to do the work. 7. Identify...
Can someone explain this to me and show me how to do the
work.
7. Identify the major product(s) in the reaction of (R)-2-bromopentane with sodium cyanide in DMSO? A. (R)-2-cyanopentane (S)-2-cyanopentane racemic mixture of 2-cyanopentane trans-2-pentene
Consider the reaction of (R)-2-bromopentane and sodium cyanide in acetone. CN Br Hir.. CH5n + NaCN...
Consider the reaction of (R)-2-bromopentane and sodium cyanide
in acetone.
CN Br Hir.. CH5n + NaCN ch + NaBr CH, acetone CH; (R)-2-bromopentane The stereochemistry of the product should be (circle your answer and briefly explain): A. 1:1 mixture of (R) and (S) isomers B. (R) isomer only C. (S) isomer only D. 60% (S) and 40% (R) E. 60% (R) and 40% (S)
Draw the structure(s) of the major organic product(s) of the following reaction, omitting the phosphine oxide....
Draw the structure(s) of the major organic product(s) of the following reaction, omitting the phosphine oxide. + 2 H2C=PPhg H H • You do not have to consider stereochemistry • li no reaction occurs, draw the organic starting material. • Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom right corner • Separate multiple products using the + sign from the drop-down menu. P wat opy A (C4H100) reacts with phosphorus tribromide to give...
14. Which bond-wedge structure corresponds to the expected product from the reaction of (R)-2-bromopentane with sodium...
14. Which bond-wedge structure corresponds to the expected product from the reaction of (R)-2-bromopentane with sodium thioacetate (NaSCOCH,) in DMSO? CH) in DMSO? CH3 (12) Suzinvasion b) II a) 1 c) III d) I and II e ) III and IV
1.1 What is the major product formed upon treatment of (R) 1-bromo-4-methylhexane with sodium cyanide? Draw...
1.1 What is the major product formed upon treatment of (R)
1-bromo-4-methylhexane with sodium cyanide? Draw the structure of
your selection.
a.(R) 1-cyano-4-methylhexane
b.(S) 1-cyano-4-methylhexane
c.(R) 4-methyl-1-hexene
d.(S) 4-methyl-1-hexene
1.2 What is the major product formed upon treatment of (R)
2-bromohexane with sodium cyanide? Draw the structure of your
selection
a.(R) 2-cyanohexane
b.(S)2-cyanohexane
c. 1-hexene
d. 2-hexene
1.3 Select the major organic product obtained from the following
reaction
1.4 Select the major organic product obtained from the following
reaction
1.5...
2. When sodium methoxide is added to 2-bromopentane the main elimination product is 2-pentene, but when...
2. When sodium methoxide is added to 2-bromopentane the main elimination product is 2-pentene, but when sodium methoxide added to 2-fluoropentane the main elimination product is 1-pentene. Explain the observed difference in selectivity between these two reactions Br NaOMe MeOH MeOH 3. When the trans-diastereomer of the compound shown below is allowed to react with tert-butoxide the only observed elimination product is 3-methylcyclohexene, but when the cis-diastereomer is eliminated a mixture of 1-methylcyclohexene and 3-methylcyclohexene is observed (- methylcyclohexene is...
22. Draw the reaction including predicting the major organic product when 2-bromopentane is mixed with silver...
22. Draw the reaction including predicting the major organic product when 2-bromopentane is mixed with silver nitrate and ethanol (EtOH/NaNO,) (Condition A). Identify the reaction mechanism promoted by these conditions Circle s1 Su2 E1 E2 23. Draw the reaction including predicting the major organic product when 2-bromopentane odide(Nal) and acetone (Conditon is mixed with sodium ). Identify the reaction mechanism promoted by these conditions Circle S1 S2 E1 E2 24. Draw the reaction including predicting the major organic product when...
Sodium cyanide reacts with 2-bromobutane in dimethylsulfoxide to form a substitution product....
Sodium cyanide reacts with 2-bromobutane in dimethylsulfoxide to form a substitution product. Identify the configuration of the 2-bromobutane structure shown below.Then draw the substitution product formed when this enantiomer reacts with NaCN in DMSO, and indicate the stereochemistry of the product.
e reaction of (R)-2-bromopentane with an excess of sodium 51. Give the SN2product(s) for the reaction of (R)-2-brom...
e reaction of (R)-2-bromopentane with an excess of sodium 51. Give the SN2product(s) for the reaction of (R)-2-bromopentane w methoxide. A) (S)-2-methoxypentane B) (R)-2-methoxypentane C) (S)-2-ethoxypentane D) (R)-2-ethoxypentane E) (R)-2-pentanol F) (S)-2-pentanol 52. What mechanism predominates in the reaction below? L CH.CH NaOCH, CH,OH A) SN2 B) SNl without rearrangement C) SNI with rearrangement D) E2 E) E1 53. Which of the following is the best method for preparing CH3Br? A) CH3OH + Br B) CH3OH + HBr C) CH3OH...
write major products for following reaction. (write only one product unless it has both a 1,2...
write major products for following reaction. (write only one
product unless it has both a 1,2 and a 1,4 product). when indicated
show mechanism and circle correct stereochemistry of the major
product. label examples of a kinetic and thermodynamic
product.
f. (E)-3-methyl-2-pentene + HBr with tr. peroxide **** Show Mechanism: th Major Product(s) of f. Stereochemistry of the product of the reaction described in f. (Circle one) a. R b. S c. E d. Z e. a mixture of E...
Can someone explain this to me and show me how to do the
work.
7. Identify the major product(s) in the reaction of (R)-2-bromopentane with sodium cyanide in DMSO? A. (R)-2-cyanopentane (S)-2-cyanopentane racemic mixture of 2-cyanopentane trans-2-pentene
Consider the reaction of (R)-2-bromopentane and sodium cyanide
in acetone.
CN Br Hir.. CH5n + NaCN ch + NaBr CH, acetone CH; (R)-2-bromopentane The stereochemistry of the product should be (circle your answer and briefly explain): A. 1:1 mixture of (R) and (S) isomers B. (R) isomer only C. (S) isomer only D. 60% (S) and 40% (R) E. 60% (R) and 40% (S)
Draw the structure(s) of the major organic product(s) of the following reaction, omitting the phosphine oxide. + 2 H2C=PPhg H H • You do not have to consider stereochemistry • li no reaction occurs, draw the organic starting material. • Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom right corner • Separate multiple products using the + sign from the drop-down menu. P wat opy A (C4H100) reacts with phosphorus tribromide to give...
14. Which bond-wedge structure corresponds to the expected product from the reaction of (R)-2-bromopentane with sodium thioacetate (NaSCOCH,) in DMSO? CH) in DMSO? CH3 (12) Suzinvasion b) II a) 1 c) III d) I and II e ) III and IV
1.1 What is the major product formed upon treatment of (R)
1-bromo-4-methylhexane with sodium cyanide? Draw the structure of
your selection.
a.(R) 1-cyano-4-methylhexane
b.(S) 1-cyano-4-methylhexane
c.(R) 4-methyl-1-hexene
d.(S) 4-methyl-1-hexene
1.2 What is the major product formed upon treatment of (R)
2-bromohexane with sodium cyanide? Draw the structure of your
selection
a.(R) 2-cyanohexane
b.(S)2-cyanohexane
c. 1-hexene
d. 2-hexene
1.3 Select the major organic product obtained from the following
reaction
1.4 Select the major organic product obtained from the following
reaction
1.5...
2. When sodium methoxide is added to 2-bromopentane the main elimination product is 2-pentene, but when sodium methoxide added to 2-fluoropentane the main elimination product is 1-pentene. Explain the observed difference in selectivity between these two reactions Br NaOMe MeOH MeOH 3. When the trans-diastereomer of the compound shown below is allowed to react with tert-butoxide the only observed elimination product is 3-methylcyclohexene, but when the cis-diastereomer is eliminated a mixture of 1-methylcyclohexene and 3-methylcyclohexene is observed (- methylcyclohexene is...
22. Draw the reaction including predicting the major organic product when 2-bromopentane is mixed with silver nitrate and ethanol (EtOH/NaNO,) (Condition A). Identify the reaction mechanism promoted by these conditions Circle s1 Su2 E1 E2 23. Draw the reaction including predicting the major organic product when 2-bromopentane odide(Nal) and acetone (Conditon is mixed with sodium ). Identify the reaction mechanism promoted by these conditions Circle S1 S2 E1 E2 24. Draw the reaction including predicting the major organic product when...
e reaction of (R)-2-bromopentane with an excess of sodium 51. Give the SN2product(s) for the reaction of (R)-2-bromopentane w methoxide. A) (S)-2-methoxypentane B) (R)-2-methoxypentane C) (S)-2-ethoxypentane D) (R)-2-ethoxypentane E) (R)-2-pentanol F) (S)-2-pentanol 52. What mechanism predominates in the reaction below? L CH.CH NaOCH, CH,OH A) SN2 B) SNl without rearrangement C) SNI with rearrangement D) E2 E) E1 53. Which of the following is the best method for preparing CH3Br? A) CH3OH + Br B) CH3OH + HBr C) CH3OH...
write major products for following reaction. (write only one
product unless it has both a 1,2 and a 1,4 product). when indicated
show mechanism and circle correct stereochemistry of the major
product. label examples of a kinetic and thermodynamic
product.
f. (E)-3-methyl-2-pentene + HBr with tr. peroxide **** Show Mechanism: th Major Product(s) of f. Stereochemistry of the product of the reaction described in f. (Circle one) a. R b. S c. E d. Z e. a mixture of E...
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