Q1. The reaction below produces two products, A and B cat. N=N 28 + Bu3SnH NC Br (AIBN) a. Provide a mechanism for the formation of A. b. Provide a structure for B and a mechanism for it's formation. B C11H200 A

Provide mechanisms for the two reactions.

4. Provide the missing reagent(s) and major product(s) for the following reactions. a. a.ii. b. НО. A + B a.i. H₂SO4 (conc.), A pyridine a.iii. HO a.iv. CI OH A B

(excess) (q) 2. Predict the product and show mechanism.46

17. Which of the following is a mechanism for an SN2 reaction? III. نعت a. I b. II c. III d. IV e. Both I & II LAM Br CN O + Br IV - Br + Br

3. Use curved arrow to describe reaction mechanisms for the following reactions. a. b. ∞ OH Br AlBr3 H₂SO4 80

1. Propose mechanisms for the reactions shown below (1b, c, d and parts of e are analogous to Chapter 22 chemistry) a. CNH C. cat. H* polyethylenimine (PEI) th CH₂ONa CH₂OH H30* HO CHCOH explainwhy branched PEI also forms that n

Indicate the product of each reaction below

From the table of reagents shown below, show how you synthesize the product from the given reactant. Br Reagents available a. NBS, (PhCO2)2 h. CH3 Cl, AIC13 CUCN 0. b. Br2, FeBr3 i. CH3 CH2 Br р. НзО*, д с. Вг2, Н+ j. CH3O¯, A q. CH; CH2 COCI, AICI3 r. k. CH3 COCI, AICI3 H2NNH2, OH, A d. OH- e. NaOH(s), A 1. Mg, Et20 s. H2, Pd/C f. HNO3, H,SO4 m. CO2(s) then H3O+ t. H3PO2 g. H2 CrO4 n. HONO 0°C u. Cl2, FeCl3 (Enter the letter(s) of the reagent(s) needed in the box, in the order that they must be used. No more than two steps are required to perform the synthesis. Note that a retrosynthetic arrow is used, and therefore the reactant is shown on the right.) Answer:

Please answer #8