(Solved): ORGO HELP PLZZZ (4) (5) C_(10)H_(20)O (6) (CH_(3))_(4)C->_(hu)^(Cl_(2)) (7) HBr,(R)/(O)O R HgSO_ ...

ORGO HELP PLZZZ (4) (5)

(6)

(7)

7(B) III. (40 points) (1) An optically active compound A has the molecular formula

peak at about

in its IR spectrum. On catalytic hydrogenation A yields B (

) Compound

is optically inactive and cannot be resolved. Propose structures for

and

8Multiple Choice. Each of the questions is followed by four suggested answers. Select the one that is best in each case and answer on the scantron answer sheet ( 4 points each, 60 points/ 15 questions) (1) In an addition reaction of HCl to an alkene, the

bond is: (A) a nucleophile (B) an electrophile (C) a leaving group (D) both an electrophile and a leaving group (2) Which of the bases below would result in the most complete deprotonation of the alkyne, shown in the reaction below?

A)

(ammonia) B) t-BuONa (sodium tert-butoxide) C) NaOH (sodium hydroxide) D)

(sodium amide) (3) Predict the major product for the following reaction: (A) (B) (C) (D) (4) Predict the major product(s) of the following reaction. (A) (B) (C) 2