Fechar
carboxylic acid + SOCl2 or PCl3
carboxylic acid + carboxylic acid
carboxylic acid + H2SO4, CH3OH
acyl transfer:
anionic nuc
acyl transfer:
neutral nuc + weak base
acyl transfer:
neutral nuc + strong acid
primary alcohol + CrO3 + H2SO4 + H2O
aldehyde + CrO3 + H2SO4 + H2
+ H2SO4 + H2O
+ NaOH + H2O
Ph-MgBr + CO2
+ H3O(+)
+ TsOH
----->
CH3OH
+ TsOH
+ LiAlH4
carboxylic acid won't reaction with NaBH4
