10. Give the structures for compounds E and F in the sequence of reactions shown below. (2 points) Compound E 1. NaNH2, NH3 2. CH₂CH₂Br Compound F H₂O, H₂SO4 HgSO4

e 9) Consider each of the following reactions. Each reaction shown is a reaction between the negatively charged portion of one molecule reacting with the positively charged portion of the other molecule. Circle the negatively charged portion of one reactant and the positively charged portion of the other reactant. (0.5 pt per circle/square) example) (A) (B) Br H₂C H OH CI OH H3C CH₂ A OH -1 (C) (D) Прово شکر H-Br ~1/2

For the reaction sequence shown in the picture, give the structures for unknown compounds E thru H:

a... the products of the two reactions in the boxes shown below. acetic acid b. L OH CH3Li (1 eq) SOCI, CH3OH, H+ CH3OH . Draw 1. CH3Li (1 eq) 2. H3O+ CH3NH2, 0

The best way to accomplish the following reaction is: CH3 x CH3 (a) Hg(OAc)2, H₂O; NaBH4, HO™ (b) BH3 THF; H₂O₂, HO OH CH3 CH3 (c) H+, H₂O (d) 1. MCPBA; 2. H3O+

What are the reagents used and why? (Options for each reaction below) Can you please explain thoroughly how they affect the reactions and when they should be used? Options for a) MCPBA H202,NaOH Conc H2S04, heat HC(triple bond)CNa BH3THF NaOET NBS, heat Options for b) BH3THf MCPBA PCC, CH2CL2 H202,NaOH Conc. H2SO4, heat HC(triple bond)CNa Options for c) Conc. H2S04, heat MCPBA H2O2, NaOH HC(triple bond)CNa NBS, heat PCC, Ch2Cl2

Identify the reagents needed to come up with the given compounds. Pls Separate the reagents with a comma and a space. (ex. HNO3, H2SO4). For a multi-step reaction, separate the reagents with a semi-colon. (ex. HNO3, H2SO4; CH3Cl, AlCl3) There should be 9 reagents

c) Complete the following reaction scheme for structures E, F, G, H and I. F Br2 / H20 Cl i. BH3, THF ii. H2O2 / H* КОН E G i. Оз ii. (CH3)2S H + I

Identify Compounds A and B in the following transformation.

Give the structures for compound E and F in the sequence of reactions shown below: