21. Do Only One! Propose a multistep synthesis using the starting materials shown and any other...
Provide a multistep synthesis for the desired product using the indicated starting materials. You may use any additional organic or inorganic reagents. Do not draw any curved-arrow mechanisms. The best answ will require nine or fewer steps. OH 었 OET NH2 Starting Materials NH3 OH Desired Product
Give a reasonable synthesis for each of the following compounds from the indicated starting materials. You may use any other organic or inorganic reagents you wish unless otherwise indicated. The desired product for each reaction you propose must be the one of the predominant products. Give the reactants, conditions (where appropriate) and products of each synthetic step. If equal mixtures are anticipated (i.e. ortho / para products) then indicate where separations are needed. NO MECHANISMS! [6 points 2. Give a...
Please explain the mechanisms! 1. Propose a synthesis for each of the following problems starting with reagent shown and using any other organic or inorganic reagents allowed in each problem. Multiple steps are required. The number of steps you use does not matter. Reactions should give the desired product as a major product. For full credit show the product of each step (reaction). If you make use of organometallic reagents such as Grignard, Wittig, organolithium, organosodium, organocopper, etc. you must...
Chem2020 Provide a multistep synthesis to accomplish the following transformations. Be sure to show all starting materials, reagents, reaction conditions, and products for each step. Each synthesis will be more than 1 step. +2 CO HO. OH c Chem2020 Provide a multistep synthesis to accomplish the following transformations. Be sure to show all starting materials, reagents, reaction conditions, and products for each step. Each synthesis will be more than 1 step. +2 CO HO. OH c
14) Propose a multistep synthesis of the following compound. All carbon atoms in the product must come cyclohexene and from alkanes, alkenes, alkynes, and alkyl halides that contain 3 or fewer carbon atoms. You can use other reagents as necessary. You do not have to draw any curved- arrow mechanisms. While you do not have the products of each synthetic step or explain your synthetic logic, you are strongly encouraged to in order to be eligible for more partial credit....
Part IV - Multistep Synthesis [14 marks] A. Propose a synthesis of compound A starting from dimethyl malonate. When choosing your synthetic steps, you can use any hydrocarbon with three or fewer carbon atoms, any solvents or inorganic reagents, and any organic reagents that do not contribute carbon atoms to the carbon skeleton in the product. Clearly show the required reagents and the product of each step. You do not need to show mechanistic (curved) arrows. [6 marks] Dimethyl malonate...
Multistep Synthesis (9 pts) Show how to convert benzene into at least one of the molecules below using any reagent. You should be able to do this in three steps but this is not a required minimum or maximum. If you are not sure of an intermediate step put down structures and as much as you know about reagents to maximize partial credit. You may attempt more than one and the best will be graded. It is ok if a...
2. Devise a multistep synthesis of the target molecule from the starting material shown. Show the reagents needed for each step and the product of each step. Do not show any mechanisms.
Provide a multistep synthesis for the desired product using the indicated starting material. You may use any additional reagents you wish, but all carbons in the starting material must end up in the product. Do not draw any curved-arrow mechanisms. The best answer will require seven or fewer steps. Starting Material ou (+/-) Desired Product
Provide a multistep synthesis for the desired product using the indicated starting material. You may use any additional reagents you wish, but all carbons the starting material must end up in the product Do not draw any curved-arrow mechanisms. The best answer will require nine or fewer steps. H Starting Material (+/-) Desired Product