mCPBA is an epoxidation reagent and ring opening of epoxide gives trans diol.
1. Propose synthetic routes to prepare the compounds from the shown starting materials in 2 steps....
8. Alcohols are readily available synthetic starting materials. Propose a series of reactions to achieve the following syntheses starting from alcohols. Clearly show the reagents used for each step and the synthetic intermediates. a. For this synthesis, use the given starting alcohols and any inorganic reagents needed. You may use the two alcohols in separate reactions as needed. M OH + OH ... i
Propose a set of reagents (and steps) for syntehsizing the following molecules from their starting materials. You may use any reagants, solvents, and conditions you deem necessary. Place your answers above and below the reaction arrow. Please provide explanation and any concepts to study regarding the topic. Problem #3 Propose a set of reagents (and steps) for synthesizing the following molecules from their starting materials. You may use any reagents, solvents, and conditions you deem necessary. Place your answers above...
1. Give the organic 2. Propose a synthetic routes for the following chemical transformation. You may use any organic or inorganic reagents we have discussed in class. You may need to use reactions from CHEM 371. products of the following reactions
Please propose a synthesis of the following compounds from the given starting materials. You may use any other reagents and/or additional carbon containing compounds you wish. Multiple steps may be required. OO O I H^CH3 NO2 N
5. (12 pts) How would you prepare the following compounds from the provided starting materials? You may use the given starting materials, any necessary inorganic reagents, and any carbon- containing compounds. (Hint: Each require more than one step!) ??? u осн. Но,
3. Propose reasonable syntheses of each of the following compounds from the given starting materials. You may use any other readily available alkyl halides, solvents and reagents as necessary. More than one step is necessary. Show all intermediates, reactions, reagents and conditions clearly. It is not necessary to show the mechanism. HCECH HCECH , X HCECH HC=CH M H OHC (30 marks)
Specify a synthetic scheme that would produce the compound shown above in the fewest steps possible. Use one of the starting materials shown together with any of the available reagents. Give the number of the starting material followed by the letters of the reagents in the order of their use, for example: 3be. Starting Materials 0 0 Available Reagents a CH NaOC,H H,o', heat NaOH, H,o, then H,o",heat OH Specify a synthetic scheme that would produce the compound shown above...
Propose routes to the following compounds from propyl bromide and any necessary organic or inorganic reagents: propyllithium propylmagnesium bromide propylzinc bromide Dipropylzinc
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) سوني Dimethyl malonate А
Propose the most efficient synthetic route to make the following compound starting from the indicated reagents and any other reagents, clearly identifying the reaction conditions at each step and the structure of the intermediates formed. Propose the most efficient synthetic route to make the following compound starting from the indicated reagents and any other reagents, clearly identifying the reaction conditions at each step and the structure of the intermediates formed. *Note: This will require more than 3 steps* ohin 3...