Chemistry - Carboxylic acid and their Derivatives Question with Solution | TestHub

Compound A,${\mathrm{C}}_8{\mathrm{H}}_9\mathrm{B}\mathrm{r}$, gives a white precipitate when warmed with alcoholic$\mathrm{A}\mathrm{g}\mathrm{N}{\mathrm{O}}_3$. Oxidation of A gives an acid B,${\mathrm{C}}_8{\mathrm{H}}_6{\mathrm{O}}_4.$B easily forms anhydride on heating. Identity the compound A.