22073-80-9Relevant academic research and scientific papers
Phenol Acylation: Unexpected Improvement of the Selectivity to o-Hydroxyacetophenone by Passivation of the External Acid Sites of HZSM5
Neves, Isabel,Jayat, Francois,Magnoux, Patrick,Perot, Guy,Ribeiro, Fernando R.,et al.
, p. 717 - 718 (2007/10/02)
The acylation of phenol by acetic acid on zeolite ZSM5 is unexpectedly oriented towards o-hydroxyacetophenone by dealumination of the outer surface of the crystallites, which can be ascribed to the existence of two different pathways for the formation of o- and p-hydroxyacetophenones.
