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Draw an outline for each of the following syntheses. More than one step may be required....
Each of the following syntheses may require more than one step. Provide the reagents and intermediates for each step from the starting reagent to the final product. H H and prepare CH3CH-CH2 (a) Start with CH3 CH3 and prepare (b) Start with OC(CH3)3 and prepare and any 2 carbon fragment (c) Start with CH3CH CH2 СH, and prepare (d) Start with
show all of steps required to achieve the transformation shown below. For each step include all applicable starting material(s), solvent(s), reagents or catalysts required. You should show each step as a balanced reaction, but you do not need to draw full mechanisms. [3.0 Marks 0
Question 3. Provide short syntheses for the following transformations. Mechanisms are not required, but the transformations will require more than one step. (8 marks)
Starting with benzene and any reagents you need, synthesize compound shown. More than one step is required. Assume you can separate ortho and para-isomers. (12 pts) _CH₂
Propose methods for each of the following syntheses. More than one step is necessary in each synthesis. Show the complete mechanism using curved arrow formalism for each step. (a) cyanocyclohexane from cyclohexanol (b) (S)-2-cyanobutane from (S)-2-chlorobutane (c) cyclohexyl methyl ether from any alcohol and any haloalkane (d) 1,1-dichloro-2,2,3,3-tetramethylcyclopropane from 2-bromo-2,3dimethylbutane
1) Show how you would make the following synthetic transformations. More than one step may be required. a) Benzene to 3,5-dibromo-1-ethylbenzene b) benzene to benzylamine (aminomethyl benzene, not aniline) c) benzene to benzonitrile d) methyl orange from sulfanilic acid
5. Give the organic products of each of the following multistep syntheses. You are required to draw only the structures of the final products. Drawing the products of individual steps is optional and may be graded for partial marks. No mechanisms are required. 1.H20* 2. Na2Cr207, H2SO44 2 a) 3. PhMgBr 4. H2O 1. EtMgBr 2. H2O 3. Na2Cr207, H2SO4 (aq) 3. EtMgBr 4. H20 1. NaNH, 2. Mel 3. NaNH2 HCECH 4. Eti 5. Na, NH, 1. Mg /...
1. Fill in the missing product. If more than one product is expected, label which is the major product and which are minor. Show stereochemistry where important. If you draw more structures than your answer, circle your final answer. (4 pts. each) а. HBr H202, light 44 b NaBr methanol low temperature Нс с. ОН excess Н-СrO, ОН owing tea 2 Show how you could synthesize the following compound from the given starting material. More than one step is required....
Need help understanding what compounds to use when doing multistep syntheses. 5. (Multistep synthesis) For each of the following multistep syntheses, provide an efficient multistep synthesis of the target compound from the starting compound. More than one reaction is required for this synthesis. You may use any inorganic compounds that you need. For cach functional group transformation, give all necessary reagents, solvents, and catalysts; give a structural formula of the organic reactant and the major organic product(s). Show stercochemistry appropriately...
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)