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- Rank the species below in order of increasing nucleophilicity in protic solvent. I. H2O II. CH3S— III. CH3COO— IV. t-BuO— I, II, IV, III I, III, II, IV I, III, IV, II I, II, III, IV2. How many substitution product/s is/are formed when metabromo anisole is treated with ammonia?A. 0-no reactionB. 1C. 2D. 3M 6 write the principal product in a, c & e and the neccesary reactives for b, d & f in the following reactions :
- Give two syntheses for (CH3)2CH¬O¬CH2CH3, and explain which synthesis is betterGive the following reaction A+3B --->2C.The reaction of 2-ethyl-1-pentene with Br2, with H2 + Pd/C, or with R2BH/THF followed by aqueous HO- + H2O2 leads to a racemic mixture. Explain why a racemic mixture is obtained in each case.
- Complete the reaction: 42K19 → + β + [a]_____________Explain this result: Acetic acid (CH3COOH), labeled at its OH oxygen with the uncommon 18O isotope (shown in red), was treated with aqueous base, and then the solution was acidified. Two products having the 18O label at different locations were formed.The Ka1 of ascorbic acid is 7.94 x 10-5. Would you expect ascorbic acid dissolved in blood plasma (pH 7.35–7.45) to exist primarily as ascorbic acid or as ascorbate anion? Explain.
- Draw a resonance structure of the acetonitrile anion, -: CH2CN, and account for the acidity of nitriles.Show how the synthetic scheme developed in Problem 23.67 can be modified to synthesize this triiodobenzoic acid X-ray contrast agent.When 3-methyl-1-butene is reacted with 9-borabicyclo[3.3.1]nonane, the "1-ol" product is formed. What is the detailed reactin scheme for the transformation? Describe the purification procedure.