1. Provide reagents/synthetic steps to complete the transformations W loch - (A) it B o con...
Problem IV. Synthesis (24 points). These transformations will require multiple steps. Provide the reagents for each step and draw out your proposed synthetic intermediates. Please do not draw curved arrows; this prob- lem is not asking for mechanisms. You do not need to provide solvents for the reactions. (1) (12 points) Provide a synthetic route-i.e., a sequence of reactions-to produce compound SS from compound RR using any other starting materials and reagents you wish. RR (2) (12 points) Provide a...
2. For the following transformations provide the reagents necessary to complete the synthetic transion which no reagents were indicated, and provide the products for any transformations in which reagents have been provided. 1) Rano, но NaOH 2) H,09
Provide the necessary reagents to complete the following transformations. Please number your steps. OH C3 C) HO OH
Provide the reagents necessary to complete the following transformations, which can be accomplished in three steps or less. the concepts are: Carbonyl Compounds/acidity, Enol/Enolate, Aldol reaction(Self/Crossed/Intra), Claisen Condensation(Intra/Crossed/Hydrolysis/Decarboxylation of beta keto-esters), reagent RuBisCO, and Alkylation of Enolate Ions. Please help with answers within these concepts. Thank you. the concepts are: Carbonyl Compounds/acidity, Enol/Enolate, Aldol reaction(Self/Crossed/Intra), Claisen Condensation(Intra/Crossed/Hydrolysis/Decarboxylation of beta keto-esters), reagent RuBisCO, and Alkylation of Enolate Ions. Please help with answers within these concepts. Thank you. 1. Prrovide the reagents...
9. (7) Write a complete multi-step synthetic route for the following transformations, using only the given starting material(s) as the sole source(s) of carbon. You do not have to show the synthesis of solvents or reagents if they are not incorporated into the final product. Clearly (in) Show all intermediate steps and reagents, but do not show any mechanisms or transition states. (24 points): a) Y. I-oyar onbino - we
2. Provide the reagents/conditions required to accomplish each of the transformations (A-C) below. If a reaction consists of two steps, be sure to show this: 6 points. 3. Draw the starting materials (A and B) required to obtain the products shown below, using the reagents and conditions provided: 6 points. 1. HB(sia), THE 2. H2O2, NaOH, H20 produces 1.03 both products 2.(CH3)2S HgSO4 H2SO4, H20
7. Provide a synthetic procedure for the following transformations. Be sure to show all major intermediates and reagents. Give a brief explanation for each problem using complete sentences why you came to your answer. No explanation = no credit ОН HO b.
Question 5: Outline a synthesis for any Two of the following four synthetic transformations. In your answer you should provide all reagents required to effect each transformation and the structures of any neutral intermediate compounds [only the first two answers will be graded] 16 pts, 8 pts each OH 1. a 2. COOH COOH 3. B! HOOC
2. a) Provide complete mechanisms for the following transformations: OH Но- reflux Н,о OH reflux b) Explain why the a bove reactions do not proceed in the absence of acid. Provide an alternative method of obtaining the same products from the given starting materials 2. a) Provide complete mechanisms for the following transformations: OH Но- reflux Н,о OH reflux b) Explain why the a bove reactions do not proceed in the absence of acid. Provide an alternative method of obtaining...
Problem 6 Provide a detailed arrow-pushing mechanism for the following transformations. (A) 2 Me O OE NaoEt, EtOH Eto, (B) Hint: The cyclohexadienone depicted in the brackets is an intermediate along the reaction pathway to the phenol. 0 315 MeOMe NaoMe, MeOH | MeO₂C CoMe Co-Me Problem 8 Provide a synthesis for the depicted tropinone derivative from the indicated starting materials and any other reagents needed. The best synthesis will require no more than 3 steps. - NH2 Hoza i...