Selective dibenzoylation of biphenyl to 4,4'-dibenzoylbiphenyl over H-Al-MCM-41

• Main Authors: Mukti, Rino R., Nur, Hadi, Endud, Salasiah, Hamdan, Halimaton
• Format: Article
• Published: Elsevier BV 2004
• Subjects: QD Chemistry
• Online Access: http://eprints.utm.my/id/eprint/12338/; https://www.researchgate.net/publication/222834654_Selective_dibenzoylation_of_biphenyl_to_44%27-dibenzoylbiphenyl_over_H-Al-MCM-41

Dibenzoylation of benzoyl chloride in the presence of mesoporous H-A1-MCM-41 forms the biphenyl 4,4'-dibenzoylbiphenyl (DB) with 100% selectivity. 27A1 MAS NMR, pyridine adsorption and XRD data reveal that both Bronsted and Lewis acidities play a role in the production of DB and the catalytic a...