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EAS: Retrosynthesis Solutions Library

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54 solutions

EAS: Retrosynthesis

Q. For Multi-Step Synthesis of Benzocaine:1) Why don't we simply oxidize p-toluidine with KMnO4 to make p-aminobenzoic acid? Wouldn't that be a faster...

Solved • Jun 15, 2020

EAS: Retrosynthesis

Q. Complete the synthesis below by selecting or drawing the reagents.Reagent A:a) Br2, FeBr3b) Mg, THFc) Mg, Br2Reagent B:a) Mg, THFb) HBrc) Br2, FeBr...

Solved • Apr 6, 2020

EAS: Retrosynthesis

Q. Complete the synthesis below by selecting or drawing the reagents.Reagent A:a) Br2, FeBr3b) Mg, THFc) Mg, Br2Reagent B:a) Mg, THFb) HBrc) Br2, FeBr...

Solved • Apr 2, 2020

EAS: Retrosynthesis

Q. In each reaction box, place the best reagent and conditions from the list below. 

Solved • Jul 9, 2018

EAS: Retrosynthesis

Q. In each reaction box, place the best reagent and conditions from the list below. 

Solved • Jul 9, 2018

EAS: Retrosynthesis

Q. In each reaction box, place the best reagent and conditions from the list below.

Solved • Jun 11, 2018

EAS: Retrosynthesis

Q. In each reaction box, place the best reagent and conditions from the list below.

Solved • Jun 8, 2018

EAS: Retrosynthesis

Q. In each reaction box, place the best reagent and conditions from the list below.

Solved • Jun 4, 2018

EAS: Retrosynthesis

Q. In each reaction box, place the best reagent and conditions from the list below.

Solved • May 21, 2018

EAS: Retrosynthesis

Q. Design a synthesis for the following phenol. Note: If one or more reagents are incorrectly placed, a single red X will appear on the left.

Solved • May 9, 2018

EAS: Retrosynthesis

Q. Starting with Benzene and using other reagents devise a synthesis for Methoxyphenyl acetamide.

Solved • May 4, 2018

EAS: Retrosynthesis

Q. Propose a synthetic pathway from the indicated starting material to the designated product

Solved • Dec 21, 2017

EAS: Retrosynthesis

Q. Propose a synthetic pathway from the indicated starting material to the designated product

Solved • Dec 21, 2017

EAS: Retrosynthesis

Q. Suggest a synthetic pathway from the given starting material to the designated product.

Solved • Dec 20, 2017

EAS: Retrosynthesis

Q. Suggest a synthetic pathway from the given starting material to the designated product.

Solved • Dec 20, 2017

EAS: Retrosynthesis

Q. Suggest a synthetic pathway from the given starting material to the designated product.

Solved • Dec 20, 2017

EAS: Retrosynthesis

Q. Suggest a synthetic pathway from the given starting material to the designated product.

Solved • Dec 20, 2017

EAS: Retrosynthesis

Q. Suggest a synthetic pathway from the given starting material to the designated product.

Solved • Dec 20, 2017

EAS: Retrosynthesis

Q. Provide reagent to perform the following transformation.

Solved • Dec 20, 2017

EAS: Retrosynthesis

Q. Provide reagent to complete the following chemical transformation.

Solved • Dec 20, 2017

EAS: Retrosynthesis

Q. Provide reagent to complete the following chemical transformation.

Solved • Dec 20, 2017

EAS: Retrosynthesis

Q. Suggest a synthetic pathway from the given starting materials to the designated products.

Solved • Dec 20, 2017

EAS: Retrosynthesis

Q. Suggest a synthetic pathway from the given starting materials to the designated products.

Solved • Dec 20, 2017

EAS: Retrosynthesis

Q. Suggest a synthetic pathway from the given starting materials to the designated products.

Solved • Dec 20, 2017

EAS: Retrosynthesis

Q. Suggest a synthetic pathway from the given starting materials to the designated products.

Solved • Dec 20, 2017

EAS: Retrosynthesis

Q. Suggest a synthetic pathway from the given starting materials to the designated products.

Solved • Dec 20, 2017

EAS: Retrosynthesis

Q. Suggest a synthetic pathway from the given starting materials to the designated products.

Solved • Dec 20, 2017

EAS: Retrosynthesis

Q. Propose a synthesis of acetophenone starting from benzene and any other necessary reagents.

Solved • Dec 20, 2017

EAS: Retrosynthesis

Q. Propose a synthesis of toulene starting from benzene and any other necessary reagents.

Solved • Dec 20, 2017

EAS: Retrosynthesis

Q. Provide the reagents that will accomplish the following transformation. More than one step may be required.

Solved • Aug 14, 2017

EAS: Retrosynthesis

Q. Propose a synthesis of compound B starting from benzene and acetyl chloride (CH3COCl ) as the only sources of carbon. Several steps may be required...

Solved • Jun 8, 2017

EAS: Retrosynthesis

Q. For the reaction below, draw the structure of the appropriate compound in the box. Indicate stereochemistry where it is pertinent. For Friedel Craf...

Solved • Jun 1, 2017

EAS: Retrosynthesis

Q. Consider the following synthetic sequence and fill in the missing structures and/or reagents (ignore stereochemistry).

Solved • Apr 13, 2017

EAS: Retrosynthesis

Q. Using any necessary reagents, show how you would accomplish the following transformations.

Solved • Feb 27, 2017

EAS: Retrosynthesis

Q. Perform a retrosynthetic analysis on the molecules below (work backwards) from the given commercially available starting materials.

Solved • Feb 21, 2017

EAS: Retrosynthesis

Q. Provide the reagents to accomplish the transformation below. More than one step might be required for the transformation. 

Solved • Feb 21, 2017

EAS: Retrosynthesis

Q. Give the reagents needed to synthesize the desired products in high yields from the given starting materials

Solved • Feb 13, 2017

EAS: Retrosynthesis

Q. Which is the best method for carrying out the following reaction?

Solved • Dec 21, 2016

EAS: Retrosynthesis

Q. Provide stepwise synthesis for the following transformation:

Solved • Oct 12, 2016

EAS: Retrosynthesis

Q. Synthesize the trisubstituted benzene A from benzene.

Solved • Oct 4, 2016

EAS: Retrosynthesis

Q. Provide the starting materials and reagents necessary to yield the product below.

Solved • Oct 4, 2016

EAS: Retrosynthesis

Q. Propose the sythetic plan complete with reagents and proper order of reactions. You must show the product of each step in your scheme, however no d...

Solved • Aug 5, 2016

EAS: Retrosynthesis

Q. Circle the stating material for the following synthetic sequence.  

Solved • Aug 4, 2016

EAS: Retrosynthesis

Q. Which sequence of reagents will effect this transformation?

Solved • May 8, 2016

EAS: Retrosynthesis

Q. Which sequence of reagents will accomplish this transformation?

Solved • May 8, 2016

EAS: Retrosynthesis

Q. Which sequence of reactions would give (some of) the correct product?  1) A and B 2) A and C 3) B and C 4) B only 5) A, B, and C 

Solved • Apr 29, 2016

EAS: Retrosynthesis

Q. Which sets of reagents would best be used to perform the following reaction?

Solved • Apr 28, 2016

EAS: Retrosynthesis

Q. Provide a scheme for the synthesis of the molecule below, using the indicated starting material and reagents of your choice.

Solved • Feb 29, 2016

EAS: Retrosynthesis

Q. Propose a multi-step synthetic scheme complete with reagents and proper order of reactions (no mechanisms required) for the following molecule star...

Solved • Feb 29, 2016

EAS: Retrosynthesis

Q. Starting with benzene, and using any other necessary reagants, design a synthesis for the following compound. Note: A reaction mechanism (i.e.; arr...

Solved • Feb 22, 2016

EAS: Retrosynthesis

Q. The following synthetic pathway does NOT sufficiently produce the indicated product. Provide an acceptable synthetic pathway. 

Solved • Feb 19, 2016

EAS: Retrosynthesis

Q. Predict the major product for each of the following reactions paying attention to the region- and stereochemistry. If there is no reaction, write j...

Solved • Feb 1, 2016

EAS: Retrosynthesis

Q. Using any necessary reagents, show how you would accomplish the following transformations.  

Solved • Feb 1, 2016

EAS: Retrosynthesis

Q. Which set of reagents will best accomplish this transformation?    

Solved • Feb 1, 2016