Claims
- 1. A compound selected from the group consisting of 1-[4-halogenophenyl]-4-hydroxypyrazole, 1-(3-,4- or 3,5-dichlorophenyl)-4-hydroxypyrazole, 1-[4-chloro-2-fluorophenyl]-4-hydroxypyrazole, 1-[3-trifluoromethylphenyl]-4-hydroxypyrazole, and a salt thereof.
- 2. The compound as claimed in claim 1, namely 1-(4-chlorophenyl)-4-hydroxypyrazole or a salt thereof.
- 3. The compound as claimed in claim 1, namely 1-(3,4-dichlorophenyl)-4-hydroxypyrazole or a salt thereof.
- 4. The compound as claimed in claim 1, namely 1-(4-fluorophenyl)-4-hydroxypyrazole or a salt thereof.
- 5. A compound as claimed in claim 1, which is 1-(4-halogenophenyl)-4-hydroxypyrazole or a salt thereof.
Priority Claims (1)
Number |
Date |
Country |
Kind |
54-38957 |
Mar 1979 |
JPX |
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Parent Case Info
This application is a division of Ser. No. 511,296, filed July 6, 1983, now U.S. Pat. No. 4,474,775, which is a continuation of Ser. No. 304,258, filed Sept. 14, 1981, now abandoned, which is a continuation of Ser. No. 136,460, filed Mar. 31, 1980, now abandoned.
US Referenced Citations (3)
Number |
Name |
Date |
Kind |
2981740 |
Henkel et al. |
Apr 1961 |
|
4163052 |
Hofer et al. |
Jul 1979 |
|
4315008 |
Maurer et al. |
Feb 1982 |
|
Foreign Referenced Citations (4)
Number |
Date |
Country |
184580 |
Feb 1956 |
ATX |
519436 |
Dec 1955 |
CAX |
2639258 |
Mar 1978 |
DEX |
2310353 |
Dec 1976 |
FRX |
Non-Patent Literature Citations (3)
Entry |
Maurer et al, Chemical Abstracts, 87:201527x, 1977. |
Okada et al., The Fifth International Congress of Pesticide Chemistry, Aug. 29-Sep. 4, 1982, Kyoto, Japan. |
Chattaway et al., J. Chem. Soc., 1933, p. 475-479. |
Divisions (1)
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Number |
Date |
Country |
Parent |
511296 |
Jul 1983 |
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Continuations (2)
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Number |
Date |
Country |
Parent |
304258 |
Sep 1981 |
|
Parent |
136460 |
Mar 1980 |
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