Please explain question 1 and 8 1. How many degrees of unsaturation are present in your unknown monosubstituted benzene starting material? 8. Based on all of the data provided, what is the identity of the “G” group? (Please NEATLY & CLEARLY draw its full Lewis structure in the space provided) Thank you!
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Please explain question 1 and 8
1. How many degrees of unsaturation are present in your unknown monosubstituted benzene starting material?
8. Based on all of the data provided, what is the identity of the “G” group? (Please NEATLY & CLEARLY draw its full Lewis structure in the space provided)
Thank you!
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- 11. See Fundamentals P167 for Figure 5.6 Use Figure 5.6 to rank the compounds in each of the following groups in order of their reactivity toward electrophilic aromatic substitution: (a) Nitrobenzene, phenol (hydroxybenzene), toluene (b) Phenol, benzene, chlorobenzene, benzoic acid (c) Benzene, bromobenzene, benzaldehyde, aniline (aminobenzene)Synthesize the following compound from cyclohexanone and any other organic compound and provided reagents. 1) (CH3); CuLi (1) Br2, CH300H (1) CH3B1 C. A. В. (2) H20 (2) Li¿CO2, LiBr, DMF (2) H20 heat NaOEt, E1OH D. OH, H20 E. (1) CH3CI, DMF F. CH2(CN)2 (2) H30" Part 1 out of 3 edit structure .. Organic compound11:38 1. Is the following compound aromatic or not? Motivate your answer by using Huckel's rule." 2. Show a reaction scheme with all the reactants and reagents of the nitration reaction of bromobenzene and show the major products(s), with valid reasons motivate why the positioning of the two constituents' favour ortho, para and/or meta positioning Add a caption... > Status (Custom) +
- Compound F may be synthesised by the method attached: When 2-chloropropane treated with NaOH and 1-chloropropane treated with NaOH separately produce two different functional groups. Provide both reactions and explain the two different functional groups produced.7. Answer ALL parts of this question. (a) Answer BOTH parts of this question Reaction of the carboxylic acid below (Scheme Q7(a)) with bromine in the presence of dibenzoylperoxide gives rise to an unstable compound A (CSH&BR2O2) that gives a stable compound B on treatment with a base. The stable compound has IR peaks at 1735 and 1645 cm and NMR peaks at &H (ppm) 6.18 (1H, s), 5.00 (2H, s) and 4.18 (2H, s). Br. Base (PhCO, Scheme Q7(a) (1) What is the structure of the unstable compound A? (i) Show the mechanisms for the two steps in the reaction (b) Answer BOTH parts of this question Tetraphenylporhyrin (TPP) is a singlet sensitiser that reacts with oxygen and can engage in pericyclic reactions (Scheme Q7(b). OH O. TPP hv Scheme Q7(b) (i) Explain the difference between a singlet and a triplet state. (ii) Show the mechanism for the reaction shown in Scheme 07(b) (ii) Consider the below reaction (figure Q7(c)), Show the structure of the product (C) anc the mechanism Scheme Q7 (b)Draw a molecular orbital diagram for the pi system of tetrazole (including the piacemen oi iis pi electrons) and provide an analysis of its aromaticity using Hückel's rule denoting whether tetrazole is in fact aromatic, antiaromatic, or nonaromatic. H N° Tetrazole b. Provide a picture of the Highest occupied Molecular Orbital (HOMO) and the Lowest Unnocupied Molecular Orbital (LUMO) of tetrazole depicting the phases of thep orbitals, the bonding, antibonding, and non-bonding interactions.
- (19, 8, 2) Specify a synthetic scheme that would produce the compound shown above in the fewest steps possible. Use one of the starting materials shown together with any of the available reagents. Give the number of the starting material followed by the letters of the reagents in the order of their use, for example: 3be.2. What dicarbonyl compounds forms the molecules below upon treatment with catalytic NaOCH 3 in HOCH 3 solvent. ( a) b) T CH₂OH solvent (1) NaOCH3 (catalytic) I HOCH, solvent CH₂OH solvent (1) NaOCH, (catalytic) HOCH, solvent Ph(1) 4-Phenyl Phenol (2) KOH in ethanol (1M) (3) Benzyl chloride (4) 4-benzyloxy biphenyl (1) (2) Name (3) (4) Williamson Ether Synthesis Physical Properties of Regents and Products Percent Yield: Structural Formula Structure and Formula KOM C₁₂ H₂O C₂ B₂ CI Volume (mL) Solution: 10mL Molar Mass (g/mol) 0.6mL 170. al 56.1056 126.58 260.34 Mass (8) 0.8566 Density (g/ml) C₂H₂O Quantities of Reagents Used and Products Formed 2.162 1.11 1.1 1.1 Melting Pt. (°C) 163 Solute: -39 136-137 Moles 0.01 0.005033 0.00521 Boiling Pt. ("C) 306.4 179 N/A Limiting Reagent Check ✓ Actual Theoretical Melting Poind: 126.3°C-131.0%
- Consider all of the following data and answer parts (A) through (C): When ketone A is treated with an equivalent of CH3MgI in Et₂0 followed by acid (H30+) workup, two constitutional isomers B and C (C5H100) are isolated. The minor isomer B is a ketone. Isomer C decolorizes solutions of Br₂ and permagnate (i.e. it's an alkene - Chem210). When treated with HCl(aq), C gives two constitutional isomers D and E (C5H9Cl) - Chem210. Chloride D, the major product gives 2-methyl-1,3-butadiene when treated with potassium t-butoxide - Chem210. Compound B also is identical to the product obtained from the oxymercuration of 1-pentyne. (A) Identify compounds A through E by structure. (B) Classify both the AB and A → C. (C) Write mechanisms for the AC and C D + E reactions.Organic Chemistry Loudon | Parise SEVENTH EDITION Draw the major organic product for each of the two situations. (a) Phenylacetic acid is treated first with Br₂ and one equivalent of PBr3, then with a large excess of ethanol. Be on Incorrect (b) Propionic acid is treated first with Br, and one equivalent of PBr3, then with a large excess of ammonia. presented by Macmillan Leaming Br f NH,Possible alternative brominations include: Veratrole (1,2-dimethoxybenzene) to 1,2-dibromo-4,5-dimethoxybenzene; 4-Methylacetanilide to 2-bromo-4-methylacetanilide; 2-Methylacetanilide (made in experiment S.1) to 4-bromo-2-methylacetanilide; Vanillin to 5-bromovanillin; Acetanilide to 4-bromoacetanilide; a. b. C. d. e. EXPERIMENT S4: BROMINATION OF AROMATIC COMPOUNDS Certain other acetanilides made in experiment S.1 may also be used as precursors in this experiment. Estimated time: 1 afternoon Associated learning goals: Section 6, LG 6.6; Section 7, LG 7.2 and 7.4 Pre-lab report: complete the standard report form, and answer the following questions. In this experiment, molecular bromine (Br2) is generated from the redox reaction of potassium bromate with hydrobromic acid. Write a balanced equation for this process. Briefly outline the mechanism by which Br2 brominates your aromatic compound. Why do the bromine atoms end up at the positions indicated rather than anywhere else in the…