Substituted benzotrifluoride compounds as chemical intermediates and a process for their preparation

US4532353A · kind A · utility

Assignee

• Monsanto Company · US

Inventors

• John P. Chupp · Kirkwood, US
• Audrey Y. Ku · Chesterfield, US
• Thomas Neumann · Frankfurt am Main, DE
• Thomas E. Nickson · Holden, US

Key dates

• Filing date: Jun 16, 1983
• Grant date: Jul 30, 1985
• Expiry date: Jun 16, 2003

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C201/08
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

This invention pertains to two substituted benzotrifluoride compounds useful as chemical intermediates for a new class of 2-haloacetanilide herbicides and a process for making these intermediates. The process generally involves nitration and reduction of the corresponding benzotrifluoride compound.