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1. (WO1992010489) 2-AMINO-4-OXO-4H-BENZOPYRANS, A METHOD FOR PREPARING THEM, AND THEIR USE AS ANTIDOTES
Latest bibliographic data on file with the International Bureau

Pub. No.: WO/1992/010489 International Application No.: PCT/EP1991/002268
Publication Date: 25.06.1992 International Filing Date: 29.11.1991
Chapter 2 Demand Filed: 24.04.1992
IPC:
A01N 25/32 (2006.01) ,C07D 311/22 (2006.01)
A HUMAN NECESSITIES
01
AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
N
PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
25
Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
32
Ingredients for reducing the noxious effect of the active substances to organisms other than pests, e.g. toxicity reducing compositions, self-destructing compositions
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
D
HETEROCYCLIC COMPOUNDS
311
Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
02
ortho- or peri-condensed with carbocyclic rings or ring systems
04
Benzo [b] pyrans, not hydrogenated in the carbocyclic ring
22
with oxygen or sulfur atoms directly attached in position 4
Applicants:
BASF AKTIENGESELLSCHAFT [DE/DE]; Carl-Bosch-Strasse 38 D-67056 Ludwigshafen, DE (AllExceptUS)
HAGEN, Helmut [AT/DE]; DE (UsOnly)
NILZ, Gerhard [DE/DE]; DE (UsOnly)
WALTER, Helmut [DE/DE]; DE (UsOnly)
LANDES, Andreas [DE/DE]; DE (UsOnly)
FREUND, Wolfgang [DE/DE]; DE (UsOnly)
Inventors:
HAGEN, Helmut; DE
NILZ, Gerhard; DE
WALTER, Helmut; DE
LANDES, Andreas; DE
FREUND, Wolfgang; DE
Common
Representative:
BASF AKTIENGESELLSCHAFT; Carl-Bosch-Strasse 38 D-67056 Ludwigshafen, DE
Priority Data:
P 40 39 281.308.12.1990DE
Title (DE) 2-AMINO-4-OXO-4H-BENZOPYRANE, VERFAHREN ZU IHRER HERSTELLUNG UND IHRE VERWENDUNG ALS ANTIDOTS
(EN) 2-AMINO-4-OXO-4H-BENZOPYRANS, A METHOD FOR PREPARING THEM, AND THEIR USE AS ANTIDOTES
(FR) 2-AMINO-4-OXO-4H-BENZOPYRANNES, LEUR PROCEDE DE FABRICATION ET LEUR UTILISATION COMME ANTIDOTES
Abstract:
(DE) 2-Amino-4-oxo-4H-benzopyrane (I) (m = 0, 1 oder 2; R1-R4 haben die in der Beschreibung genannte Bedeutung) sowie die Salze von (I), und herbizide Mittel, die 2-(4-Heteroaryloxy)-und 2-(4-Aryloxy)-phenoxyessigsäurederivate und/oder Cyclohexenonderivate als herbizide Wirkstoffe und 2-Amino-4-oxo-4H-benxopyrane (I') als Antidots enthalten.
(EN) Disclosed are 2-amino-4-oxo-4H-benzopyrans (I) (in which m = 0, 1 or 2; and R1 to R4 are as defined in the description), as well as salts of compound (I), and herbicides containing the 2-(4-heteroaryloxy)- and 2-(4-aryloxy) phenoxyacetic acid derivatives and/or cyclohexenone derivatives as herbicidally active substances, and 2-amino-4-oxo-4H-benzopyrans (I') as antidotes.
(FR) 2-amino-4-oxo-4H-benzopyrannes (I) (m = 0, 1 ou 2; R1-R4 ont la signification donnée dans la description) ainsi que les sels de (I), et herbicides renfermant des dérivés de l'acide 2-(4-hétéroaryloxy)- et 2-(4-aryloxy)-phénoxyacétique et/ou des dérivés de cyclohexénone comme matières actives herbicides et les 2-amino-4-oxo-4H-benzopyrannes (I') comme antidotes.
Designated States: CA, HU, JP, KR, US
European Patent Office (AT, BE, CH, DE, DK, ES, FR, GB, GR, IT, LU, NL, SE)
Publication Language: German (DE)
Filing Language: German (DE)
Also published as:
EP0561830US5420307JPH06503309CA2097923KR1019930703285