2. Write a complete mechanism for the hydrazone formation shown below. H₂NNH2 H₂N p-TSOH (cat.) cat. = a catalytic (or trace) amount

3. Draw the systematic reaction mechanism for between the reaction of isoamyl alcohol and acetic acid What are the products? What is the functional group of the major product? Does it have a scent? If so, wha is the scent smells like? Choelie on Donio to malke dninl S 00/ ethang1. lohonatou Ilawe:

G.206.

4.(15 points) Draw the mechanism for the reaction below. © All rights reserved. PBr3 OH OH Br2 Br

! ( do 3rd one with mechanism )

3. Draw the reaction mechanism for the following reactions. When possible, label nucleophiles/electrophiles, carbocations, and oxonium ions. H* CI. a) H. + H2O + НОCHЗ H* OH H* H;C

Give a clear handwritten answer with explanation..complete the giving reactions..give the answer separately with textual explanation..

10. What is the major organic product generated in the reaction below? HO HO 40||!!!!!! (A) OH ...... (B) 1) 03 2) (CH3)2S HO O (C) H НО. (D)

9. What is the major organic product generated in the reaction sequence below? CI ďa (A) (B) -CI Br 1. K OtBu 2. Cl₂ (C) O ICI ㅎ........ (D)

Give a clear explanation handwritten answer.. give the mechanism of  sub  parts given bleow reactions....