Patents

US7189882: Selective liquid phase oxidation of toluene to benzaldehyde

The invention provides an improved process for the liquid phase oxidation of toluene to benzaldehyde with high selectivity and good activity in an organic acid medium using a catalyst system consisting of transition metal/metals and bromide as a promoter in the presence of lean oxygen.

Filing Date: 23-12-2005

Issue Date: 13-03-2007

Applicant: CSIR-National Chemical Laboratory (CSIR-NCL), Pune

Patent No: US7189882

Application No: 11/317750

Inventor(s): Raghunath Vitthal Chaudhari; Vilas Hari Rane; Amit Arwind Deshmukh; Sunil Sadashiv Divekar

IPC Classification: C07C 45/36

Country: United States of America

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