Question

4.(18 points) Using the arrow, provide the detailed reaction conditions necessary to give the following. You do not need to provide any starting material or product, just the reaction conditions (see example below) 1.B Example: Show reagent 'B' followed by aqueous acid: 2. H30 a. Markovnikov addition of H2O to a double bond: b. Anti-Markovnikov addition of H2O to a double bond: c. Markovnikov addition to form an alkyl bromide from an alkene: d. Reaction conditions to change 1,2-dimethylcyclohexene into cis-1,2-dimethylcyclohexane: e. Reaction conditions for the reduction of an alkyne to a cis-alkene: f. Reaction conditions to form an acetylide ion from a terminal alkyne:

Answer 1

Q.4. a) Ho /H₂O - 6 H₂O2 (hydrogen peroxide) H₂O c) HBO d) Hopd/c e H₂, Lindlars Catalyst Lindlars catalyst - 5% pd- Cacoz, Pb 6AC) T-bromo-3-ethyl-2-methy) -1,4-hexadjene.

a 2-5 methy) oct - 5 - ene-a-yne nc. - c = c _ c - CH₂ cuz Q. 2. a) First b) SNI order does not undergo primary alkyl halide SN type mechanism. ③ mechanism HO HO combocation HA