Patent · US Expired

Substituted benzoxazine derivatives and fungicidal use

US4537888A · kind A · utility

0Cited by

1References

16Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Klaus Naumann
Hans Scheinpflug · Leverkusen, DE
Hans-Jurgen Rosslenbroich · Monheim, DE
Volker Paul · Soest, DE

Key dates

Filing date	Aug 29, 1983
Grant date	Aug 27, 1985
Priority date	—
Expiry date	Aug 29, 2003

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D215/28
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Novel Substituted benzoxazine derivatives of the formula ##STR1## in which X is oxygen or suophur, and PA1 R.sup.1 and R.sup.2 each independently is hydrogen, alkyl, alkoxy, akylthio, halogenoalkyl, alkanoyl, aroyl, halogen, cyano, nitro, nitroso, amino or the suophonic acid grouping, with the restriction that either of R.sup.1 and R.sup.2 does not represent hydrogen if the other represents hydrogen, the 6-methyl group, the 6-ethyl group, the 6-butyl group or the 6-acetyl group and X is oxygen, which possess fungicidal activity. A few related compounds, though known, also possess such activity.

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