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- a) Write out the first 3 steps only(to the tetrahedral intermediate shown) in the 6-step arrow pushing mechanism showing how ethyl propanoate is hydrolyzed in acid to form propanoic acidand ethanol. b) NaOH/H2O also serveto hydrolyze an ester; briefly explain why NaOH/H2Ois generally preferable.Q4. Nucleophilic attack at carbonyl with loss of carbonyl oxygen. For this question, answer AT LEAST FIVE of the SIX parts. (a) For the FOUR reactions listed below, draw structures of the major organic products. (i) (ii) (iii) HO OH ●... NMe₂NH₂ cat. dry HCI H Ph₂pⓇ THFi. Define Hemiacetal, Acetal and Ketal. ii. Give the structure of the product formed from the reaction of propanal with 1M ethanol in dry acid. iii. What happens when Further 1M of ethanol is added to above?
- Define Hemiacetal, Acetal and Ketal. ii. Give the structure of the product from the reaction of propanal with 1M ethanol in dry acid. iii. What happens when Further 1M of ethanol is added to above?Could you please help me with this question I am very stuck. Give the major organic product of each reaction of methyl pentanoate with the given 6 reagents under the conditions shown. Do not draw any byproducts formed. (see photo) a. Reaction with NaOH,H2O heat; then H+,H2O b. Reaction with (CH3)2CHCH2CH2OH(excess), H+ c. Reaction with (CH3CH2)2NH and heat. d. Reaction with CH3MgI(excess), ether; then H+/H2O e. Reaction with LiAlH4, ether; then H+/H2O f. Reaction with DIBAL (diisobutylaluminum hydride), toluene, low temperature; then H+/H2OKindly answer the following questions below. You may use illustration to help explain your answer a. Illustrate and explain the difference between Markovnikov and Anti-Markovnikov addition of HBr to alkene. b. Explain why catalytic hydrogenation of alkene proceeds via syn addition c. Explain, using resonance structures, why an OH group of phenol is an ortho/para director.
- 3. Draw the systematic reaction mechanism for between the reaction of isoamyl alcohol and acetic acid. What are the products? What is the functional group of the major product? Does it have a scent? If so, what is the scent smells like?4. Charlie and Daniel wanted to make a drink containing 6.9% ethanol in the laboratory. However, there are three unlabelled reagent bottles that may contain these chemicals: ethanol, cyclohexane, and water. Devise a systematic flow chart to identify the ethanol and water in these three unlabelled reagent bottles.Assuming that the mixture in the reagent bottle containing ethanol are water and ethanol, what is the volume of the ethanol in the 132g of solution?5. Andrea and Yvette are going to cook the most delicious food that ever going to exist for their tired classmates that conducted the experiment in an organic chemistry laboratory. However, the stores are closed and they don’t have a table salt for the seasoning of their special dish so they need to…Which or which of the statements given below is correct. I) Maleic anhydride is a carboxylic acid derivative and its reaction with water is a reduction reaction. II) Fumaric acid and maleic acid are stereoisomers of each other III) Since fumaric acid has a more stable structure than maleic acid, its boiling point is higher. A. Solo I B. I and III C. II and III D. I, II, III E. Solo IIIInstructions. Briefly describe the following given reactions. 2. The conversion of benzaldehyde into benzophenone. HNO, SOCL, (Oxidation) Benzaldehyde (Friedel-Craft acylation) Anhyd. AICI, Benzophenone AN SWERS: Desk
- 3. Suggest three different syntheses of 2-methyl-2-hexanol. Each route should utilize one of the following starting materials. Then use any number of steps and any other reagents needed. a. Acetone i b. Pentanal C. 2-hexanone inhttps://app.101edu.co In the following mechanistic step of a reaction, categorize compound B. | CH₂ B Question 18 of 21 -⁹0 A) electrophile B) nucleophile C) Bronsted acid D) Bronsted baseWill you please check my answer for the following ochem question ... We had to provide a stepwise synthesis for (CH3)3CCOCH(COCH2CH3)CO2H by using either ethyl acetoacetate or malonic ester synthesis and provide the bond line structures for the major organic products obtained at each step of the synthesis while also using the correct arrows to show flow of electrons.