68. Propose a mechanism for each of the following reactions: OCH3 b. HCI CH;CH,OH a. HCI + H20 OCH2CH3

Q: What is the product of each of the following reactions?

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Q: 33. Which is a better nucleophile? Cl F or d. b. CH3NH2 or CH;OH СО a. H,S or HS C. CO or NH2 NH2…

A: 33. Better Nucleophile: a.  H2S or HS- Answer: HS- Explanation: The conjugate base is always  the…

Q: 28. What reagent(s) will accomplish this conversion? (Et = ethyl) * EtMgBr followed by an acid wash…

A: 29.) First we would convert the Fischer projection to Haworth projection. Both the alcohol OH…

Q: 52. Draw a stepwise mechanism for the following reaction. EIO i OEt 1) NaOEt 2) 3) H₂0* OEt

A: Concept based on the organic chemical reactions mechanism.

Q: 20. What is the best way to accomplish the following synthesis? Sxod (CH2=CHCH2)2CuLi NAOH, H2O A)…

A: Detail mechanistic pathway is given below to find out the correct matching

Q: Which alkyl halide could react faster with NASH in DMSO (dimethyl sulfoxide)? QUESTION 19 ¿Cuál…

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Q: uestion 34 Consider the mechanism for the conversion below and identify the intermediates that lead…

A: Topic- This reaction is called intramolecular aldol reaction.

Q: What is the comrect product for the following reaction? H2N. .CI H2N. H2N. II H2N. IV Select one:…

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Q: 37. What will be the major product of the reaction of 1 mol of propyne with each of the following…

A: We are authorised to solve first three subparts of a question. Please post the rest of the sub parts…

Q: 42. Starting with an alkyl halide, how could the following compounds be prepared? a. 2-methoxybutane…

A: Hello. Since more than one question has been posted, the first question shall be only solved. If all…

Q: predict the major product of the reaction sequence below

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Q: QUE STION 40 Which reagent(s) go in the box for Reaction 37 O CrOg, H20, H,SO4 Ob.CIMS, pyridine…

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Q: 8.22 Predict the product of the following reaction (red 0): 1. NABH4 2. H20 3. Na 4. CHзCH2Br

A: Sodium borohydride, NaBH4 is a reducing agent and it can selectively reduce a carbonyl functional in…

Q: la vrnium ion is an intermediate in this reaction, and the last step involves the dehydration of an…

A: The answer to this question is given below:

Q: 34) Complete the following alcohol reactions with favorable pr CrOy/H acetone Swe (c) TsOH, pyridine…

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Q: Predict

A: Carbonyl compound reacts with alcohol to form hemiacetal in the presence of an acid catalyst. The…

Q: on th H₂C OH KMnO4 H₂C 61. What type of reaction is catalyzed based on the chemical equation? A.…

A: The given reaction is an example of oxidation of a primary alcohol into carboxylic acid. On…

Q: 12. Find the products A and B in the chain of reactions, and give a mechanism for the composition of…

A: The given reaction is an example of oxymercuration-demercuration. It is an electrophilic addition…

Q: predict the major product of the reaction sequence below

A: Hydroboration:Hydroboration is the addition of a hydrogen-boron bond to the Carbon-Carbon,…

Q: 48. Arrange the following substrates in order of decreasing rates for the dissociative mechanism…

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Q: 37. Give the reagents necessary to carry out the following reactions. FC FaC Br OH OH Br Br

A: Part (a): Cis-alkene can be synthesized from an inner alkyne by the addition reaction of H2 in the…

Q: please show the detailed mechanism for each step for the reaction below. OTBDPS Me TMANO (anhydrous)…

A: Step 1 : alklyne addition to two coblat atoms. Step 2 : olefin addition to one of the coblat atom.…

Q: 85% H3PO4 170 °C ОН

A: Alcohol reacts with phosphoric acid to give alkane by a dehydration reaction. The reaction follows…

Q: H14.35 - Level 2 Unanswered • 3 attempts left What is the major product formed in the following…

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Q: 39) Complete the multi-step synthesis by showing the product structure of each step. (18 pts) CH…

A: Here we have to predict the intermediate products formed in the following sequence of reactions and…

Q: 29. Give the major product for the following reactions: Se02 1. H20 2. Se 02 Se02 3. SeO2 4. Ph SeO2…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: 21. (26) Predict the reagent or product necessary to complete the following KCN, HCI, H2O H20 (a-b)…

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Q: 29. Draw the major organic product of the reaction shown below. CH;OH CH3 H,SO4 CH3

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Q: Identify the reagents required for the following reaction: H3C CHO H2C C CH O O3, Zn, H3O* O HgSO,…

A: In organic chemistry, the reactions can take place in various ways and certain mechanism is involved…

Q: CO2Et 120 °C ? 1c. CO2Et .CO,Et CO,Et CO2Et cO,Et CO2Et a d 1d. Identify the reagent(s) that will…

A: Since you have posted multiple subparts so I am solving first three subparts for you.If you want to…

Q: 27. Rank the following in the order of decreasing reactivity to nitration (i.e., more reactive >…

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Q: Identify the major product of the given reaction. MCPBA Select one: 80 HO

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Q: 64. What reagent(s) will accomplish this conversion? EtMgBr followed by an acid wash EtLi followed…

A: For the given conversion the nucleophile should be a soft nucleophile, which will undergo…

Q: triisopropylsilyl-Cl reagent reacts only once with the starting material. Me Me HO OH Me NH₂ iPr…

A: Given,

Q: 28) Provide the major product of the reaction shown below. CH,N2 COH

A: CH2N2 It has a role as an alkylating agent, an antineoplastic agent, a carcinogenic agent and a…

Q: 18.20 Write a stepwise mechanism for each of the following reactions. (a) O O (OH)3 HOG 475 NaOH,…

A: All the reactions are keto enol tautomerism followed by gain of proton. Base abstracts proton from…

Q: 40. Which sacleophile would afford the greatest amount of the substitution product shown below? Br…

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Q: 1. TSCI, pyridine 2. NaCN 3. LIAIHY OH product(s) 4. H20 Indícate the major product(s) of the…

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Q: • What is the role of saccharin in the reaction? Show reaction. What compound was used to couple…

A: Regioselective- The term regioselective refers to a reaction that yields two or more products, with…

Q: 20. Compound X decolorizes a solution of Br2/CCI4. When treated with H2/Pt it gives decalin.…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: 18. Provide the mechanism for the catalytic hydrogenation reaction shown below. X HAH (+…

A: When alkene is treated with H2 in presence of metal such as Pt then hydrogenation reaction occurs to…

Q: 34) Complete the following alcohol reactions with favorable products. CrO3/H* acetone Swern (c)…

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Q: 26) Which of the following is NOT a step in the mechanism of 3-methyl-2-butanol with HBrcon)? b. +…

A: We have to find which of the following step is not a step in the mechanism of 3-methyl--2-butan-ol…

Q: 26. Give the product(s) obtained in the HBr (i) CH=CH2 Peroxide hv (ii) CH,SH Acetone

A: The reactions are as follows:

Q: 35. Which one of the following the most likely product? HO Me-l (1 equivalent) product NaOEt HO HO…

A: b

Q: Choose the major organic product for the following reactions: 1) P-TaCI / pyridine HO 0.03 M…

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Q: -12. Which molecule would react the fastest with methoxide (-OCH3) i Br Br (A) (В) (C) Br

A: Here, the type of reaction depends solely on the substrate haloalkane. The substrate is very…