1-Hydroxypyrazole

United States of America Patent

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Sep 21, 1982
Grant Date
N/A
app pub date
Jul 17, 1981
filing date
Aug 20, 1980

priority date (Note)
Expired

status (Latency Note)

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Abstract

1-Hydroxypyrazole and a process for its preparation by conversion of isoxazolineazoxy compounds at 140.degree.-600.degree. C. The end products obtainable by the process of the invention are valuable starting materials for the preparation of dyes, crop protection agents and drugs.

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Patent Owner(s)

Patent Owner	Address
BASF AKTIENGESELLSCHAFT	67056 LUDWIGSHAFEN

International Classification(s)

C07D:HETEROCYCLIC COMPOUNDS

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bohm, Heinrich	Neuhofen, DE	3	48
Fuchs, Werner	Ludwigshafen, DE	32	419
Platz, Rolf	Mannheim, DE	19	87
Rieber, Norbert	Mannheim, DE	63	600

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1-Hydroxypyrazole

Number of patents in Portfolio can not be more than 2000

United States of America Patent

06284397

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PATENT NO	4350819
SERIAL NO	06284397
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06284397

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