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Give the structures of two different alkyl bromides both of which yield the indicated alkene as the exclusive product of E2 elimination.
 

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Give the structures of two different alkyl bromides both of which yield the indicated alkene as the exclusive product of E2 elimination.
 

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Choose the compound of molecular formula C 7H13Br that gives each alkene shown as the exclusive product of E2 elimination.

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Choose the compound of molecular formula C 7H13Br that gives each alkene shown as the exclusive product of E2 elimination.
 

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Choose the compound of molecular formula C 7H13Br that gives each alkene shown as the exclusive product of E2 elimination.
 

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Choose the compound of molecular formula C7H13Br that gives each alkene shown as the exclusive product of E2 elimination.
 

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Choose the compound of molecular formula C 7H13Br that gives each alkene shown as the exclusive product of E2 elimination.
 

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Choose the compound of molecular formula C 7H13Br that gives each alkene shown as the exclusive product of E2 elimination.
 

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Write structural formulas for all the alkene products that could reasonably be formed from each of the following compounds under the indicated reaction conditions. Where more than one alkene is produced, specify the one that is the major product. (f) 2,4-Dimethyl-3-pentanol (sulfuric acid, 120°C)
 
 

 

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Write structural formulas for all the alkene products that could reasonably be formed from each of the following compounds under the indicated reaction conditions. Where more than one alkene is produced, specify the one that is the major product. (e) 3-Iodo-2,4-dimethylpentane (sodium ethoxide, ethanol, 70°C)

 

 

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Write structural formulas for all the alkene products that could reasonably be formed from each of the following compounds under the indicated reaction conditions. Where more than one alkene is produced, specify the one that is the major product. (d) 2,3-Dimethyl-2-butanol (phosphoric acid, 120°C)

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Write structural formulas for all the alkene products that could reasonably be formed from each of the following compounds under the  indicated reaction conditions. Where more than one alkene is produced, specify the one that is the major product. (c) 3-Methyl-3-pentanol (sulfuric acid, 80°C)
 

 

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Write structural formulas for all the alkene products that could reasonably be formed from each of the following compounds under the indicated reaction conditions. Where more than one alkene is produced, specify the one that is the major product. (b) 1-Methylcyclopentyl chloride (sodium ethoxide, ethanol, 70°C)
 

 

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Write structural formulas for all the alkene products that could reasonably be formed from each of the following compounds under the indicated reaction conditions. Where more than one alkene is produced, specify the one that is the major product. (a) 1-Bromo-3,3-dimethylbutane (potassium tert-butoxide, tert-butyl alcohol, 100°C)
 

 

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How many alkenes would you expect to be formed from each of the following alkyl bromides under conditions of E2 elimination? Identify the alkenes in each case.  (h) 3-Bromo-2,2-dimethylbutane
 

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How many alkenes would you expect to be formed from each of the following alkyl bromides under conditions of E2 elimination? Identify the alkenes in each case.  (g) 3-Bromo-3-methylpentane

 

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How many alkenes would you expect to be formed from each of the following alkyl bromides under conditions of E2 elimination? Identify the alkenes in each case. (e) 2-Bromo-3-methylpentane.

 

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How many alkenes would you expect to be formed from each of the following alkyl bromides under conditions of E2 elimination? Identify the alkenes in each case. (d) 2-Bromo-2-methylpentane
 

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How many alkenes would you expect to be formed from each of the following alkyl bromides under conditions of E2 elimination? Identify the alkenes in each case. (c) 3-Bromohexane 
 

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How many alkenes would you expect to be formed from each of the following alkyl bromides under conditions of E2 elimination? Identify the alkenes in each case. (b) 2-Bromohexane.

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How many alkenes would you expect to be formed from each of the following alkyl bromides under conditions of E2 elimination? Identify the alkenes in each case. (a) 1-Bromohexane.
 

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(b) On the basis of your answer to part (a), compare the expected stability of 3-methylcyclopropene with that of 1-methylcyclopropene and that of methylenecyclopropane. 

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(a) Suggest an explanation for the fact that 1-methylcyclopropene is some 42 kJ/mol (10 kcal/mol) less stable than methylenecyclopropane. 

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Choose the more stable alkene in each of the following pairs. Explain your reasoning.

 (e) ( Z )-Cyclooctadecene or ( E )-cyclooctadecene 

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Choose the more stable alkene in each of the following pairs. Explain your reasoning. 

(d) ( Z )-Cyclononene or ( E )-cyclononene 

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