Claims
- 1. A composition for herbicidal or plant growth retardation use which comprises a herbicidally or plant growth retarding effective amount of 0.1 - 99% by weight, based upon the composition, of a compound having the formula ##STR163## wherein X is hydrogen atom, lower alkyl or halogen atom;
- Y is hydrogen atoms, lower alkyl or phenyl; and
- R.sub.1 and R.sub.2 may be the same or different and each represents lower alkyl, dialkoxyalkyl having from 1 to 3 carbon atoms in each of the alkyl and alkoxy portions, alkoxycarbonylalkyl having 1 to 4 carbon atoms in the alkoxy portion and 1 to 2 carbons in the alkyl portion, cycloalkyl having from 5 to 7 carbon atoms, alkeny having from 3 to 5 carbon atoms, alkynyl having from 3 to 4 carbon atoms, lower alkoxy, substituted phenyl having the formula ##STR164## wherein R.sub.3 is lower alkyl, halogen, lower alkoxy, alkoxycarbonyl having 1 to 4 carbon atoms in the alkoxy portion, nitro or trifluoromethyl, and n is an integer from 0 to 3 and R.sub.3 may be the same or different, or substituted aralakyl having the formula ##STR165## wherein m is 1 or 2 and R.sub.3 and n are as defined above and an inert carrier.--
- 2. The herbicidal composition according to claim 1 wherein X is hydrogen atom, chlorine atom or bromine atom, Y is hydrogen atom, methyl group or ethyl group, R.sub.1 is allyl group or an alkyl group of 2 or 3 carbon atoms and R.sub.2 is an alkyl group of 3 or 4 carbon atoms or a phenyl group which is substituted with one or two members selected from an alkyl group of 1 to 4 carbon atoms, a halogen atom, an alkoxy group of 1 to 4 carbon atoms, nitro group, an alkoxycarbonyl group of 1 to 4 carbon atoms in the alkoxy moiety and trifluoromethyl group.
- 3. The herbicidal composition according to claim 1 wherein said active compound is selected from the group consisting of 2-[N-isopropyl-N-(4-chlorophenyl)carbamoyl]-4-chloro-5-methyl-4-isoxazolin-3-one, 2-[N-isopropyl-N-(4-chlorophenyl)carbamoyl]-4-bromo-5-methyl-4-isoxazoline-3-one, 2-[N-isopropyl-N-(2,4-dichlorophenyl)carbamoyl]-4-chloro-5-methyl-4-isoxazoline-3-one, 2-[N-isopropyl-N-(4-methylphenyl)-carbamoyl]-4-chloro-5-methyl-4-isoxazolin-3-one, 2[N-ethyl-N-(2,4-dichlorophenyl)carbamoyl]-4-chloro-5-methyl-6-isoxazolin-3-one, 2-[N-allyl-N-isobutylcarbamoyl]-4-chloro-5-methyl-4-isoxazolin-3-one, 2-[N-isopropyl-N-(4-fluorophenyl)carbamoyl]-4-chloro-5-methyl-4-isoxazolin-3-one, 2-[N-ethyl-N-(4-chlorophenyl)carbamoyl]-4-chloro-5-methyl-4-isoxazolin-3-one, 2-[N-allyl-N-isopropylcarbamoyl]-4-chloro-5-methyl-4-isoxazolin-3-one, 2-[N-4-chlorophenyl-N-ethylcarbamoyl]-4-isoxazolin-3-one, 2-[N-isopropyl-N-(4-chlorophenyl)carbamoyl]-4-chloro-5-ethyl-4-isoxazoline-3-one, and 2-[N-ethyl-N-(2,3-dichlorophenyl)-carbamoyl]-4-chloro-5-methyl-4-isoxazoline-3-one.
- 4. The plant growth retarding composition according to claim 1 wherein X is hydrogen atom, chlorine atom or bromine atom, Y is hydrogen atom, methyl or ethyl, R.sub.1 is allyl or an alkyl of 2 or 3 carbon atom and R.sub.2 is an alkyl of 3 or 4 carbon atoms or a phenyl which is substituted with one or two members selected from an alkyl of 1 to 4 carbon atoms, a halogen atom, an alkoxy of 1 to 4 carbon atoms, nitro, an alkoxycarbonyl of 1 to 4 carbon atoms in the alkoxy moiety and trifluoromethyl.
- 5. The plant growth retarding composition according to claim 1 wherein said active compound is selected from the group consisting of 2-[N-isopropyl-N-(4-chlorophenyl)carbamoyl]-4-chloro-5-methyl-4-isoxazoline-3-one, 2-[N-isopropyl-N-(4-chlorophenyl)carbamoyl]-4-bromo-5-methyl-4-isoxazoline-3-one, 2-[N-isopropyl-N-(2,4-dichlorophenyl)carbamoyl]-4-chloro-5-methyl-4-isoxazolin-3-one, and 2-[N-isopropyl-N-(4-methylphenyl)-carbamoyl]-4-chloro-5-methyl-4-isoxazolin-3-one, 2-[N-ethyl-N-(2,4-dichlorophenyl)carbamoyl]-4-chloro-5-methyl-6-isoxazolin-3-one, 2-[N-allyl-N-isobutylcarbamoyl]-4-chloro-5-methyl-4-isoxazolin-3-one, 2-[N-isopropyl-N-(4-fluorophenyl)carbamoyl]-4-chloro-5-methyl-4-isoxazolin-3-one, 2-[N-ethyl-N-(4-chlorophenyl)carbamoyl]-4-chloro-5-methyl-4-isoxazolin-3-one, 2-[N-allyl-N-isopropylcarbamoyl]-4-chloro-5-methyl-4-isoxazolin-3-one, 2-[N-4-chlorophenyl-N-ethylcarbamoyl]-4-isoxazolin-3-one, 2-[N-isopropyl-N-(4-chlorophenyl)carbamoyl]-4-chloro-5-ethyl-4-isoxazolin-3-one, and 2-[N-ethyl-N-(2,3-dichlorophenyl)carbamoyl]-4-chloro-5-methyl-4-isoxazolin-3-one.
Priority Claims (2)
Number |
Date |
Country |
Kind |
47-104720 |
Oct 1972 |
JA |
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47-104721 |
Oct 1972 |
JA |
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Parent Case Info
This is a division of application Ser. No. 517,298 filed Oct. 23, 1974.
US Referenced Citations (3)
Number |
Name |
Date |
Kind |
3119833 |
Sovish |
Jan 1964 |
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3247219 |
Sovish et al. |
Apr 1966 |
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3560517 |
Grabinger et al. |
Feb 1971 |
|
Non-Patent Literature Citations (1)
Entry |
Japanese Patent 10,144, Chem. Abst. vol. 73, (1970), 25440p. |
Divisions (1)
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Number |
Date |
Country |
Parent |
517298 |
Oct 1974 |
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Continuations (1)
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Number |
Date |
Country |
Parent |
308942 |
Nov 1972 |
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Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
498617 |
Aug 1974 |
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