1.

The best reagents for the ring alkylation of phenol are

Answer»

`C_(2)H_(5)CL` and anhy. `AlCl_(3)`
`CH_(3)CH=CH_(2)` and `H_(2)SO_(4)`
`(CH_(3))_(2)CHOH` and `H_(2)SO_(4)`
`CH_(3)CH=CH_(3)` and HF

Solution :`RX` and anhy. `AlCl_(3)` give poor yield beause `AlCl_(3)` coordinates with oxygen of PHENOL.


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