Diphenylethers, process and intermediate products for their preparation, and their use

US6034131A · kind A · utility

Assignee

• BASF SE

Inventors

• Klaus Oberdorf · Heidelberg, DE
• Wassilios Grammenos · Ludwigshafen, DE
• Hubert Sauter · Mannheim, DE
• Thomas Grote · Monsheim, DE
• Bernd Muller · Flintbek, DE
• Reinhard Kirstgen · Neustadt, DE
• Herbert Bayer · Mannheim, DE
• Arne Ptock · Ludwigshafen, DE
• Michael Rack · Eppelheim, DE
• Albrecht Harreus · Ludwigshafen, DE
• Franz Rohl · Schifferstadt, DE
• Eberhard Ammermann · Heppenheim, DE
• Volker Harries · Bischofswerda, DE
• Gisela Lorenz · Neustadt, DE
• Siegfried Strathmann · Schifferstadt, DE

Key dates

• Filing date: Sep 3, 1998
• Grant date: Mar 7, 2000
• Expiry date: Sep 3, 2018

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C259/06
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

A diphenyl ether of the formula I, ##STR1## or a salt or N-oxide thereof wherein Q is C(CO.sub.2 CH.sub.3).dbd.CHCH.sub.3, C(CONH.sub.2).dbd.CHOCH.sub.3, C(CO.sub.2 CH.sub.3).dbd.NOCH.sub.3, C(CONHCH.sub.3).dbd.NOCH.sub.3 or N(OCH.sub.3)--CO.sub.2 CH.sub.3 ; PA1 n is 0 or 1; PA1 R.sup.1 is hydrogen or a carbon bonded organic radical; PA1 R.sup.2 is hydrogen or an organic radical bonded via C, O, S or N; PA1 x is 0, 1 or 2; PA1 R.sup.3 is cyano, nitro, halogen or an organic radical bonded via C, O, S or N; or PA1 y is 0, 1, 2 or 3; PA1 R.sup.4 is cyano, halogen, alkyl, haloalkyl or alkoxy, intermediates and processes for its preparation, and its use.