N-sulphenylated pyranopyrazole derivative protection agents

US4529735A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Engelbert Kuhle · Wittlich, DE
• Hartmut Stegelmeier · Hilden, DE
• Wilhelm Brandes · Leichlingen, DE
• Gerd Hanssler · Leverkusen, DE

Key dates

• Filing date: May 15, 1984
• Grant date: Jul 16, 1985
• Expiry date: May 15, 2004

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D495/14
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

N-Sulphenylated pyranopyrazole derivatives of the formula ##STR1## in which R.sup.1 is halogen, alkyl, alkoxy, alkylthio, halogenoalkyl, dialkylamino, nitro or cyano, PA1 R.sup.2 and R.sup.3 each independently is hydrogen, alkyl or optionally substituted phenyl, PA1 R.sup.4 is cyano, alkyl, alkoxycarbonyl or optionally substituted phenyl, PA1 X is halogen, PA1 Y is oxygen, sulphur or the methylene group, and PA1 n is an integer from 0 to 3, which possess fungicidal activity.