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- A greener alternative to bromination with elemental bromine is the reaction of the acetanilide with potassium bromide and ammonium ceric nitrate. How does this reaction work?Provide the reagents necessary to convert 3-methyl-2-butanol to 2-bromo-3-methylbutane. CHOOSE FROM THE FOLLOWING REAGRENTS BELOW conc. HBr NaBr, H2SO4 PBr3 HBr, peroxide Br2Primary amines can also be prepared by the reaction of an alkyl halide with azide ion, followed by catalytic hydrogenation. What advantage do this method and the Gabriel synthesis have over the synthesis of a primaryamine using an alkyl halide and ammonia?
- Why aryl halides are less reactive towards SN reactions as compared to alkyl halides?(a) How will you carry out the following conversions?(i) Acetylene to Acetic acid (ii) Toluene to m-nitrobenzoic acid(iii) Ethanol to Acetone(b) Give reasons :(i) Chloroacetic acid is stronger than acetic acid.(ii) pH of reaction should be carefully controlled while preparing ammonia derivatives of carbonyl compounds.Choose the best reagents from the list provided below for carrying out the following conversion. Match the reagent with the step number. HCl (aq), Zn(Hg) KMnO4, H3O+ CH3Cl, AlCl3 HNO3, H2SO4 Cl2, FeCl3 fuming sulfuric acid
- H8. Organic chemistry Text answers and (descriptive structures and / or reaction mechanisms). Explain the chemistry of the carbonyl group (direct addition of nucleophiles and addition with elimination)Acid Halide Preparation reaction mechanism: Please use HCl and SOCl2 as reagentsPrimary amines can also be prepared by the reaction of an alkyl halide with azide ion, followed by catalytic hydrogenation. What advantage do this method and the Gabriel synthesis have over the synthesis of a primary amine using an alkyl halide and ammonia?
- E. TESTS FOR PHENOLIC COMPOUNDSPhenolic compounds such as phenol, salicylic acid, etc., give characteristiccolors with FeCl3 and Millon’s Reagent.1. Ferric Chloride TestAdd 5 drops of FeCl3 solution to 4 different test tubes containing 1 mL each ofdilute solutions of the following compounds and note the color obtained.a. Phenol _______________________________________________________________b. Salicyclic acid ___________________________________________________________c. Resorcinol _______________________________________________________________d. Picric acid _______________________________________________________________2. Millon’s TestPrepare another set of 4 test tubes containing 1 mL each of the solutions listedbelow. Add 3 drops of Millon’s reagent to each and place all the test tubes in aboiling water bath. Note the color formed.a. Phenol _______________________________________________________________b. Salicylic acid ___________________________________________________________c.…How to prepare the Organometallic Reagents ?Consider a mixture of the following molecules. Which molecule will be in the organic layer after treatment with excess acid (e.g. HCl)? Options: A B C D All of the above