3. C Which set of reagents will accomplish the transformation shown? H H (a) Lindlar's catalyst (b) P-2 catalyst (c) Li in EtNH2 (d) both (a) and (b)

6) Which is the organic product for the following reaction? (a) (b) (c) (d) LOH OH COOH OH OH COOH COOH KMnO4 H₂O (e) None of the above products will be formed

Determine whether each of the following syntheses requires a reaction that alters the carbon skeleton. (a) (b) OH (c) (d) OCH,CH3 CH3 (e) OH (f) H,CO он H;CO. (g) H3CO, (h) H3CO. NO2 NO2

Provide the missing component that completes the following reactions

Predict the major product or the necessary reagent or reactant to complete each of the following reactions. In the box before each reaction, indicate the mechanism followed by the reaction. (Free radical (FR), SN2, SN1). (b) (a) Cl₂ CH₂CH₂OH (a) 1 hv 2 (b) H Br H₂O Na+ SCH3 (c) (d) CI "CH3

How will you synthesize cyclohexanecarboxaldehyde (cyclohexylmethanal) from the following reagents? (There are no restrictions on the reagents or the number of steps). (a) Cyclohexanone (b) Ethynylcyclohexane (c) Methyl cyclohexylformate (Remember: Formic acid is the IUPAC recognized name for Methanoic acid) (d) Cyclohexanecarboxylic acid (Cyclohexylmethanoic acid) (e) Vinylcyclohexane

Provide reagents

4.  identify the structure of A and B in the following synthetic scheme: Write out complete reactions for each step, showing the structure of all reactants and products.       (a) cyclohexanol +Na2Cr2O7/H2SO4, H2O -------> A        (b)  A + Et2NH/H2SO4 ----->B

2) Identify whether each of the following reaction performs a SN1, SN2, E1 or E2; Then, draw the appropriate products. Meo NH2 (a) (d) Br (b) (e) Br OH OH ELOH Br (c) (f) Br

9. Plan syntheses of the following compounds. You may use the given starting material and any compound containing three or fewer carbons. (a) (b) (c) (d) by Br or Br H Br H OH = OH