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An organic compound (A) C8 H4 O3 , in dr...

An organic compound (A) `C_8 H_4 O_3` , in dry bebzene in the presence of anhydrous `AlCl_3` gives compound (B ). The compound (B) on treatment with ` PCl_5` followed by reaction with ` H_2 //Pd (BaSo_4)` gives compound (C ) which on reaction with hydrazine gives a cyclide compound (D) `(C_(14) H_(10) N_2)`. Identify (A), (B) (C ), and (D) Explain the formation of (D ) from (C ).

Text Solution

Verified by Experts


The above reaction is certainly Friedal Craft acylation.A can be anhydride ( as it contains there oxygen atoms ) .

Here, the molecular formula of A suggest a benzene ring .
A will certainly be `:`
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