Which reagent reacts with CH₃CH₂CH₂CH₂CH₂OH to produce CH₃CH₂CH₂CH₂CH₂Br and a phosphorus-containing byproduct?
PBr₃ converts 1-pentanol to 1-bromopentane ( CH₃CH₂CH₂CH₂CH₂Br ) with H₃PO₃ as a byproduct.
Ref: NCERT Class 12 Chemistry > Chapter 6: Haloalkanes and Haloarenes > Topic: Classification and Nomenclature and Isomerism of Haloalkanes