2. From alkyl halides A and B, answer the following questions: CH(CH3)2 CH(CH3)2 H3C 'CI A 2.1 What is the major E2 product from each starting material? major E2 product of A: H3C CI B major E2 product of B:

Predict the major product of the following reaction sequence. 1) Br2. H2O 2) NaOH 10 H C H C он "но H C O only I O only II O III O IV OV O I and II Br Product (and enantiomer) V HO. H3C А H C IV HO H₂C OH

Draw the structure of the major organic product of the following reaction. CH3 Ī CH3CHC=CH2 I CH₂CH3 1. Hg(OAc)2, H₂O 2. NaBH4 • You do not have to consider stereochemistry. • In cases where there is more than one answer, just draw one. MAVIL Jn [F ChemDoodleⓇ

Draw the products of the following reactions, indicating both regiochemistry and stereochemistry when appropriate.

What sequence of reagents can be used to accomplish the conversion shown below?

Draw the products of the following ozonolysis reactions: CH3 (1) ? + ? CH3 H,O2 CH, CH3 (2) ? + ? H. (CH,),S

What is the major E2 product formed in the following reaction? Br H3CO/1 ** CH3 NaOC₂H5

1. Predict the product(s) to the following reactions, pay attention to stereochemistry: Br2 a) 1) Вн, THF b) 2) H2O2, NaOH 1) O3 (-78°C) 2) S(CH3)2 c) HBr d) OsO, e) H2O2 H2 f) Pt g) H20

Which set of reagents best accomplishes the following transformation? OH A) 1) KMNO4. OH, heat CH3CI AICI3 2) H3O B) CH;CI NBS 1) KMNO4, OH, heat AICI3 hv 2) H,0° C) Br2 Mg CO2 FeBr3 D) CH;CI CO2 NBS Mg AICI3 hy O A O B

What set of reagents can best accomplish the following transformation? ? A) PCC in CH½C12 B) AICI3 C) HCI in Et20 D) H2SO4, HNO3 E) Cl2, FeCl3 O A O B O E