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- 7. Reaction Scheme. NH₂ NH2 or two differnet methods (no same steps/reagents) C5H12N2 1. xs Mel, xs K2CO3 2. Ag2O, H₂O 3. heat Br2, xs NaOH, xs H₂O OHC 1.03 2. DMS CHOO E. .4. Draw the organic products formed in each of the following reactions. il b. C. 1₂ (excess) -OH CE .CO₂Et [1] LDA CHz(CO,Et)2 [2] CH₂CH₂Br [3] H₂O+, A [1] NaOEt [2] CH₂CH₂Br [1] NaOEt [2] CHSCH₂Cl (3) H₂O*, A d. 'OEI [1] NaOE1 [2] CH₂CH₂CH₂CH₂Br [3] H₂O*, A [1] LDA [2] CH₂CH₂Br
- Which option is correct and which option is incorrect, Give all options solution. Don't use AI. Give tipping format solution.5. Predict the major product, which will be formed under the depicted reaction conditions. Be sure to indicate stereocher clearly when relevant. d. HN, pyr е. Nao (cat.) OEt НО f. HCI, H20 HCI, H20 Ph heat HCI, NH3 H. then NaCN1. Reaction of excess methyllithium with ethyl acetate (CH3CO2C2H5) produces, after acid work-up, ___. 2. Reaction of excess ethyl magnesium bromide with ethyl benzoate (C6H5CO2C2H5) produces, after acid work-up, ___. 3. Reaction of excess ethyl magnesium iodide with ethyl acetate (CH3CO2C2H5) produces, after acid work-up, ___.
- 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Ⓡ THFThis reaction does not follow the expected theory. Given what you know about substitution/elimination, what is the expected mechanism this reaction should follow? Suggest why that is not what happens and give the actual product of the reaction. Br ткон s1. Predict the major organic product(s) for each of the following reactions. Be sure to clearly indicate the proper stereochemical relationships between groups (if appropriate), and write the word "racemic" next to any compound that is formed as a racemic mixture. a. b. C. d. H H3C CH3 aq. KOH, A H₂N CH3 OH CH3 HO Ph H CH3OH PhH, A + Ph 'N' H CH3 HS SH BF3 teYr + {,,trs,£ CH3 H3C H e. HO N H2SO4 Ph. CH3 f. CH3 p-TSOH H3C H 2 eq. CH3OH g. h. H3C Ph H3O+ Ph H HO-NH2 AcOH