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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Dinesh khalmaniya 1
check this Shristy
PBr3 For Converting Alcohols To Alkyl Halides: Mechanism Let's look at PBr3. ... In the “activation” step, the alcohol is converted into a good leaving group by forming a bond to P (O-P bonds are very strong) and displacing Br from P [note that this is essentially nucleophilic substitution at phosphorus].
got it
here alkyl halide will be formed