Patent · US Expired

Process for preparing 3-(1-hydroxyphenyl-1-alkoximinomethyl)dioxazines

US6730799B2 · kind B2 · utility

2Cited by

1References

6Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Herbert Gayer · Monheim, DE
Bernd Gallenkamp · Wuppertal, DE
Peter Gerdes · Aachen, DE
Ulrich Heinemann · Leichlingen, DE
Bernd-Wieland Kruger · Wittlich, DE
Reinhard Lantzsch · Leverkusen, DE
Thomas Seitz · Viernheim, DE
Uwe Stelzer · Burscheid, DE

Key dates

Filing date	Jun 5, 2002
Grant date	May 4, 2004
Priority date	—
Expiry date	Jun 5, 2022

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D407/12
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The present invention relates to a plurality of novel processes and novel intermediates for preparing 3-(1-hydroxyphenyl-1-alkoximinomethyl)dioxazines, which are known as intermediates for preparing compounds having fungicidal properties (WO 95-04728).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.