Aminal and isocyanate intermediates for fundicidal N,N'-diacylaminals

US5177214A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Winfried Lunkenheimer · Wuppertal, DE
• Dieter Berg · Wuppertal, DE
• Wilhelm Brandes · Leichlingen, DE

Key dates

• Filing date: Sep 25, 1991
• Grant date: Jan 5, 1993
• Expiry date: Sep 25, 2011

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D307/68
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Aminal and isocyanate intermediates of the formulas ##STR1## for fungicidal N,N'-diacylaminals of the formula ##STR2## in which R.sup.1 is optionally substituted alkyl, alkenyl, alkinyl, cycloalkyl or cycloalkenyl, PA1 R.sup.2 and R.sup.3 are hydrogen or various organic radicals, and PA1 X is oxygen or sulphur.