2. (24 pts) Predict the major product(s) expected for each of the following reactions, or provide the missing
reagent(s). Remember to indicate stereochemistry, when appropriate. If no reaction is expected, write NR.
a)
HNO$_3$, H$_2$SO$_4$
b)
Na$_2$Cr$_2$O$_7$
H$_2$SO$_4$, heat
c)
1) LDA
2)
3) H$_3$O$^+$ (mild)
d)
1) NaOEt, EtOH
Ph
2) H$_3$O$^+$ (mild)
e)
HO
-NO$_2$
Br$_2$ (1 equiv.)
FeBr$_3$
f)
Br
OCH$_3$
OCH$_3$
NO$_2$
(more than one step
may be needed)
NO$_2$
(more than one step
may be needed)
OH