IN363996: An improved process for the synthesis of diphenyl methane catalysed by phosphorus pentoxide
The invention disclosed an environment friendly, cost effective and improved process for synthesis of diphenylmethane by reaction of benzene with P formaldehyde using phosphorus pentoxide (PO) as catalyst.
Filing Date: 28-10-2016
Issue Date: 01-04-2021
Applicant: CSIR-National Chemical Laboratory (CSIR-NCL), Pune