ya the ans is rite .....u r rarely wrong :)
but I want to know the mech ....
and also role of PhCOOAg and Et3N
ya the ans is rite .....u r rarely wrong :)
but I want to know the mech ....
and also role of PhCOOAg and Et3N
here , PhCOOAg / Et3N are involved in the formation of a carbene intermediate and also = is replced by C=O.
just a reverse of wittig reaction. here PhCOOAg hs polar character i.e. cn be written as PhCO+-OAg-