3. Provide a complete synthesis for each of the following amines, no need for mechanisms CH3 1. AICI 3 2. H₂NNH2, KOH, A NMe NH2

Q4 Complete the following reactions schemes by drawing the messing intermediate/products: HOR HOO R H,SO./H.0 Peraxyacid 1. (Acidic hydrolysis) он NalO. 2. OH HO Me,CO 3. Но- ZnCl, OH OMe "OH 4- Ozonolysis -H20

Illustrate the cope elimination is an intramolecular E2

27) What is the best synthesis of the target molecule? Bry / FeBr3 Mg H;SO, Target Molecule a. THF CI CH,Li H,SO, b. AICI, THF Ph,Pt- с. CI H. AICI, Ph3Pt-C H d. MgBr CO, AICI THF EIOH

Which is the correct reaction sequence? HO Br OGMU 692578 1 Structure Key: CCMU 692578 1 +şt OCMU 692 @CMU 69250 Si-Cl TBSCI OGMU_692578 1 Bu 4N+F578 692578 O TBAF CMU 692578 THF ? N HO H imidazole MgBr PhMgBr TO N-1 DMF OH H PhCHO H

24-33 Predict the product(s) and provide the mechanism for each reaction below. denso od (a) 1. NaN3 2. H20, heat CI bns (b) REA 1. NaN3 on 2. H20, heat nl CI bauod di yd uo a done to m (c) COCI 1. NaN3 2. H20, heat H. (d) 1. NaN3 2. H20, heat CI

12.Each of the following gives methylammonium chloride, CH3NH3+ CI, when hydrolyzed in aqueous acid solution except one. Which one? 0 A) NCH; ANCH₂ dal OBCHalstiuen bns noilspitinoqs8 8 priw ot ont to doirlw ablaiy woled nwore as eisteos Salubong beledal vilsoigolosi NHCH; NCH; O D))

Time left 0:23:04 A student was given an known compound X. amixture of X with benzoic acid melts at 121 °C a mixture of X with phenyl succinate melts at 85 °C and a mixture of X with m-amino phenol melts at 102 °C. which is following compounds that can be compounds X: Phenyl succinate O-toluic acid 121 C 102 °C m- aminophenol benzoic acid 122 °C 122 °C Select one: T TOSHIBA & 5. 6 7 7 V 8 A94 0

Nitration of methyl benzoate: Weight of filler paper: 0.682g Mp product: 76-77 C Nitration of Acetanilide: Weight of filler paper: 0.691g Weight of filler paper product: 1.232g Mp product: 212-214 C Compound MM (g/mol) ortho mp (oC) meta mp (oC) para mp (oC) Nitroacetanilide 180.16 94 155 214-217 Methyl nitrobenzoate 181.15 -13 78-80 94-96 Theoretical yield of acetanilde: 0.6664g  Theoretical yield of methyl benzoate: 0.7317g find theoretical yield of methyl nitrobenzoate                                              percent yield of your methyl nitrobenzoate and melting point of your methyl nitrobenzoate

Bu Br ML. से 1) 1.05 nBuLi 2) A) -78 30 min MeOH B-78 to RT for 1h; MeOH e Bu H what would be the mechanism/interaction between the n-Butyllithium and the starting material to get to the product? Please explain step by step.