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

4. Propose a mechanism for the following reactions: a. b. -C=N EtO EtOH → (1) CH,MgI (2) H3O+ HO COOEt

Draw the products and show the mechanism for the reactions below. If there aremultiple products, indicate major and minor product(s).

C. A chemist ran the reaction below and got a product. The mass spec of the final product shows that there are no bromine atoms in the final product. What is the final product of this reaction? You don't need to show a mechanism. BrCH2CH2CH2CH2Br + 1 equiv CH3NH2 NaOH ? H₂O

2. Give the product and provide the mechanism for the following reaction: S EtBr AICI 3

Explain the steps of the mechanism of reaction

For each of the following reactions give the Major product(s) of the reaction only and statethe mechanism the reaction follows (SN1, SN2, E1, E2).

Propose a product structure that could be formed from the reaction below and provide an arrowed mechanism to support the process of formation for the product.

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

What is the major product and mechanism of the following reaction? (1) NaSH DMSO a. 1 and 2, SN1 b. 3, SN2 c. 1, SN2 O d. 2, SN1 SH € SH