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- 6 Give the organic product: A -NO₂ -NH₂ 0=2 NH Sn, HCl(aq) dil NaOH(aq) heat B D OH ? NO₂CH3COOH + 2H2 = C2H5OH + H2O %3D Acetate Ethanol Acetate may be hydrogenated to ethanol in industrial reaction systems using several catalysts: Select the most effective catalyst for this reaction system if the free energy of the reaction is -34 kJ/mol; Catalist effective at the temperature range 37-45°C, O Catalist effective at the temperature range 40-55°C, O Catalist effective at the temperature range 60-72°C,Ch 20. Carboxylic Acids and Nitriles Preparation of carboxylic acid - Primary alcohol: to carboxylic acid by strong oxidation reagents such as CrO3 (Secondary alcohol: oxidized to ketone) - Carboxylation of Grignard Reagents (with CO₂) R-MgBr + O=C=O → RCO₂H Br 1. Mg, ether 2. CO₂ 3. H₂O* - Aromatic alkyl group oxidized into benzoic acid by KMnO4 Ph-R + KMnO4 → Ph-CO₂H KMnO4 Nitriles reactions - Acidic water oxidized nitriles into carboxylic acid R-CN → R-CO₂H CN H₂0* heat - LiAlH4 reduces nitrile into amine (R-CH₂NH₂)
- (a) • All hydrogen atoms are implied. • You do not have to consider stereochemistry. • Omit lone pairs and radical electrons from your answer. 3-ethyl-3-pentanol Draw the structure of the alkene that was used to prepare the alcohol in highest yield. -8) O GA + H₂C * Cat CH₂ ? ChemDoodle Which process does this employ? 01. Hg(OAc)2, H₂O; 2. NaBH4 01. BH3; 2. H₂O2, NaOH OOSO4, H₂O2 YWhat is(are) the major Organic product(s) in the following reaction? CH; CH; H₂C-C-0-CBr; CBr; CH; H₂C-C-0-CH; CH; CB13 Br3C C 0-CH₂ HBr (SNI) HC CH; H₂C-C-0-H CH, (b) CH; CH; Br CH;Br CH₂OH H;C CH, H₂C C | CH; CH; C CH; (c) H CH + CH₂Br CH; 0—C—CH; -CH:OCH:Q# 20. Complete the table by providing the structural formulas of the organic product of the reactions described. (molecular formulas not acceptable). stant or Rt H'oataly H-OH a H;50. CH,CH CHCH,OH CH heat H' Catalyst CH;CH,CH,CH + CH,CH-CH,OH OH d 1. LIAIH, (excess) 2 H,O CrO; and H,O* CH,CH,CH,CH,CH,CH,CH,CH,CH a. d.
- 5. Given the following synthesis of ethyl 3-chloro-3-methylbutanoate, fill in the missing intermediates or reactants. CH;-CH-CH,-CH;-OH (b) (c) CH;-ÇH-CH-ċ-o-CH;-CH3 ČH, (d) CH;-C-CH,-C-0-CH2-CH3 ČHJIdentify the major product of this reaction of an alkene. | ||| OH OH 1. Hg(OAc)2, H2O 2. NaBH4, NaOH || IV ㅊ OH OHReagents a. CeHsCHO b. NaOH, ethanol c. Pyrrolidine, cat. H* d. H2C=CHCN e. H30* f. LDA g. ELOC(=0)CO,Et h. BRCH2CH=CH2 Na* OEt, ethanol j. Br2, H* k. K* t-BuO 1. CH2(CO2Et)2 m. heat Select reagents from the table to synthesize this compound from cyclopentanone. Enter the letters of the chosen reagents, in the order that you wish to use them, without spaces or punctuation (i.e. geda). Submit Answer Try Another Version 1 Item attempt remaining
- Draw the structure of the major organic product(s) of the reaction. CI N-CH3 ? CH3 • You do not have to consider stereochemistry. • Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom right corner. • Separate multiple products using the + sign from the drop-down menu. ·OO ChemDoodle (CH₂=CHCH₂)2CuLi ether, -78° C ▼ #[ ] در < Previous Ne) The reaction of hydroxide ion with chloromethane to yield methanol and chloride ion is an example of a general reaction type called a nucleophilic substitution reaction: HO¯ + CH;CI = CH;OH + CI¯ The value of AHº for the reaction is -75 kJ/mol, and the value of ASº is +54 J/ (K- mol). What is the value of AG° (in kJ/mol) at 298 K? Is the reaction exothermic or endothermic? Is it exergonic or endergonic?H,C. CH-CH,CH2-Br H3C NaNH, / NH3(1) CH;CH,-C=C-H • You do not have to consider stereochemistry. Separate multiple products using the + sign from the drop-down menu. • If no reaction occurs, draw the organic starting material.