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Addition Retrosynthesis Solutions Library

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160 solutions

Addition Retrosynthesis

Q. Propose a sequence of reactions which will convert the indicated starting material into the desired target compound. In addition to the starting ma...

Solved • Nov 1, 2016

Addition Retrosynthesis

Q. Propose a sequence of reactions which will convert the indicated starting material into the desired target compound. In addition to the starting ma...

Solved • Nov 1, 2016

Addition Retrosynthesis

Q. Prepare the target molecules from the given starting materials.

Solved • Oct 28, 2016

Addition Retrosynthesis

Q. Show how you would carry out each of the following reactions. You do   NOT need to draw the mechanisms

Solved • Sep 16, 2016

Addition Retrosynthesis

Q. Show how you would carry out each of the following reactions. You do   NOT need to draw the mechanisms 

Solved • Sep 16, 2016

Addition Retrosynthesis

Q. Fill in the boxes (clearly label steps where necessary):

Solved • Aug 19, 2016

Addition Retrosynthesis

Q. Suggest a synthetic scheme for the following transformation:

Solved • Aug 12, 2016

Addition Retrosynthesis

Q. Provide the reagents necessary for the TWO STEPS to produce the final product indicated in the reactions below.

Solved • Aug 8, 2016

Addition Retrosynthesis

Q. Starting with 1-butyne, outline a practical synthesis of 1-butanol.

Solved • Aug 5, 2016

Addition Retrosynthesis

Q. Synthesize the following compound starting with ethyne and 1-bromopentane as your only organic reagents (except for solvents) and using any needed ...

Solved • Aug 5, 2016

Addition Retrosynthesis

Q. Propose a sequence of reactions to prepare the target compound from the indicated starting materials. All of the carbon atoms present in the target...

Solved • Aug 3, 2016

Addition Retrosynthesis

Q. When an unknown hydrocarbon A (molecular formula C8H16), is exposed to Cl2, the Cl2 rapidly disappears, and a mixture of two products, B and C, is ...

Solved • Aug 3, 2016

Addition Retrosynthesis

Q. Provide the reagents required for the following transformations. Note, that some of these methods will require more than one chemical step. All the...

Solved • Aug 2, 2016

Addition Retrosynthesis

Q. Provide the reagents required for the following transformations. Note, that some of these methods will require more than one chemical step. All the...

Solved • Aug 2, 2016

Addition Retrosynthesis

Q. Place the correct reagents (there may be 2 or more) in the boxes, with the arrows and the intermediate compound in the rounded rectangle. Regio &am...

Solved • Aug 2, 2016

Addition Retrosynthesis

Q. Place the correct reagents (there may be 2 or more) in the boxes, with the arrows and the intermediate compound in the rounded rectangle. Regio &am...

Solved • Aug 2, 2016

Addition Retrosynthesis

Q. Place the correct reagents (there may be 2 or more) in the boxes, with the arrows and the intermediate compound in the rounded rectangle. Regio &am...

Solved • Aug 2, 2016

Addition Retrosynthesis

Q. Place the correct reagents (there may be 2 or more) in the boxes, with the arrows and the intermediate compound in the rounded rectangle. Regio &am...

Solved • Aug 2, 2016

Addition Retrosynthesis

Q. Compound A (C7H13Br) is a tertiary bromide. On treatment with sodium ethoxide in ethanol, A is converted into B (C7H12). Ozonolysis of B gives C as...

Solved • Jul 19, 2016

Addition Retrosynthesis

Q. Reaction of 3,3-dimethyl-1-butene with hydrogen iodide yields two compounds A and B, each having the molecular formula C6H13I, in the ratio A:B 90...

Solved • Jun 15, 2016

Addition Retrosynthesis

Q. Suggest a sequence of reactions suitable for preparing each of the following compounds from the indicated starting material. You may use any necess...

Solved • Jun 14, 2016

Addition Retrosynthesis

Q. Suggest a sequence of reactions suitable for preparing each of the following compounds from the indicated starting material. You may use any necess...

Solved • Jun 14, 2016

Addition Retrosynthesis

Q. Suggest a sequence of reactions suitable for preparing each of the following compounds from the indicated starting material. You may use any necess...

Solved • Jun 14, 2016

Addition Retrosynthesis

Q. Suggest a sequence of reactions suitable for preparing each of the following compounds from the indicated starting material. You may use any necess...

Solved • Jun 14, 2016

Addition Retrosynthesis

Q. Suggest a sequence of reactions suitable for preparing each of the following compounds from the indicated starting material. You may use any necess...

Solved • Jun 14, 2016

Addition Retrosynthesis

Q. Suggest a sequence of reactions suitable for preparing each of the following compounds from the indicated starting material. You may use any necess...

Solved • Jun 14, 2016

Addition Retrosynthesis

Q. Suggest a sequence of reactions suitable for preparing each of the following compounds from the indicated starting material. You may use any necess...

Solved • Jun 14, 2016

Addition Retrosynthesis

Q. Suggest a sequence of reactions suitable for preparing each of the following compounds from the indicated starting material. You may use any necess...

Solved • Jun 14, 2016

Addition Retrosynthesis

Q. (b) Write equations describing the preparation of three isomeric primary alcohols of molecular formula C5H12O from alkenes. 

Solved • Jun 14, 2016

Addition Retrosynthesis

Q. Determine the necessary reagent(s) to complete the reaction below. A) H2SO4, HgSO4, H2O B) 1. Disiamylborane, 2. HO –, H2O2 C) K2Cr2O7, H+ D) N...

Solved • Apr 26, 2016

Addition Retrosynthesis

Q. Which reaction gives an efficient synthesis of 1–bromo–2–methylpropane?

Solved • Apr 24, 2016

Addition Retrosynthesis

Q. Which reagent Y will be best to complete the reaction shown? (A) HIO4 (B) KMnO4, NaOH (C) RCO3H (D) OsO4, H2O2

Solved • Apr 24, 2016

Addition Retrosynthesis

Q. Which set of reagents will carry out the conversion shown?

Solved • Apr 24, 2016

Addition Retrosynthesis

Q. Which would be the best method to carry out the transformation shown?

Solved • Apr 24, 2016

Addition Retrosynthesis

Q. Provide a reasonable synthesis for the following reaction:

Solved • Apr 12, 2016

Addition Retrosynthesis

Q. Provide a multiple-step synthesis of octane-2,7-dione from (S)-2,2-dimethylcyclohexan-1-ol. You may use any additional reagents necessary.

Solved • Apr 11, 2016

Addition Retrosynthesis

Q. Predict the reagents or product for the following reaction.

Solved • Apr 11, 2016

Addition Retrosynthesis

Q. Propose a retrosynthesis for the following reaction:

Solved • Apr 7, 2016

Addition Retrosynthesis

Q. Propose a synthesis strategy for the following reaction:  

Solved • Apr 7, 2016

Addition Retrosynthesis

Q. Provide an efficient multistep synthesis for the following conversion of the given starting material into product. For each functional group transf...

Solved • Mar 24, 2016

Addition Retrosynthesis

Q. Provide an efficient multistep synthesis for the following conversion of the given starting material into product. Give all necessary reagents and ...

Solved • Mar 24, 2016

Addition Retrosynthesis

Q. Suggest reagent(s) to perform the following reaction:

Solved • Mar 16, 2016

Addition Retrosynthesis

Q. Provide the reagents needed to accomplish each step and products of the synthetic scheme.  

Solved • Mar 16, 2016

Addition Retrosynthesis

Q. Provide the reagents needed to accomplish each step and product of the synthetic scheme.

Solved • Mar 16, 2016

Addition Retrosynthesis

Q. Complete the following set of reactions by supplying the missing reagents 

Solved • Mar 14, 2016

Addition Retrosynthesis

Q. Which is the correct sequence of reaction steps necessary to complete the following transformation?

Solved • Mar 3, 2016

Addition Retrosynthesis

Q. Fill in the missing reagents

Solved • Mar 2, 2016

Addition Retrosynthesis

Q. Fill in the missing reagents

Solved • Mar 2, 2016

Addition Retrosynthesis

Q. Starting with 1-methylcyclohexene, which of the following reaction sequences is the best synthesis of the azide shown below? a) (1) HBr     (2) N...

Solved • Feb 26, 2016

Addition Retrosynthesis

Q. Starting with 1-hexene, which synthetic sequence below gives 2-cyanohexane? a) (1) H2SO4 (cat.), H2O    (2) NaCN b) (1) HBr/peroxide            (...

Solved • Feb 26, 2016

Addition Retrosynthesis

Q. Draw the structures of compounds A, B, C, D and E from the following reaction sequence.

Solved • Feb 24, 2016

Addition Retrosynthesis

Q. Suggest a synthetic scheme for the following transformation (Hint: it may include several steps): 

Solved • Feb 24, 2016

Addition Retrosynthesis

Q. Fill in the missing reagents

Solved • Feb 24, 2016

Addition Retrosynthesis

Q. Draw the structures of compounds A to D:

Solved • Feb 11, 2016

Addition Retrosynthesis

Q. Synthesize the following target molecules (TM) from the given starting materials (SM)  

Solved • Jan 29, 2016

Addition Retrosynthesis

Q. Consider the information given below and identify the structure of the unknown compound A, with a molecular formula of C8H14. Compound A reacts wit...

Solved • Jan 29, 2016

Addition Retrosynthesis

Q. Predict the reagent(s) required to complete the following transformation:  

Solved • Jan 29, 2016

Addition Retrosynthesis

Q. Fill in the missing reagents:  

Solved • Jan 29, 2016

Addition Retrosynthesis

Q. Fill in the missing reagents:  

Solved • Jan 28, 2016

Addition Retrosynthesis

Q. Fill in the missing reagents:  

Solved • Jan 28, 2016