Claims
- 1. Alkynyl esters of cyclopropanecarboxylic acid represented by the formula (I), ##STR203## wherein R.sub.1 represents hydrogen, lower alkyl having 1 - 4 carbon atoms, lower alkenyl having 2 - 4 carbon atoms, lower alkynyl having 2 - 4 carbon atoms, C.sub.1 -C.sub.2 alkoxy-C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.2 alkylthio-C.sub.1 -C.sub.4 alkyl, furyl, thienyl, furfuryl, thenyl, cyclo-C.sub.3 -C.sub.6 -alkyl, cyclo-C.sub.5 alkyl containing an oxygen atom in the ring, cyclo-C.sub.5 -C.sub.6 alkenyl, cyclo-C.sub.4 -C.sub.5 alkenyl containing an oxygen atom in the ring or ##STR204## in which X is halogen, nitro, cyano, methylenedioxy, C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.2 alkoxy, dimethylamino, n is 0, 1 or 2 and each X may be different when n is 2; R.sub.2 and R.sub.3 individually represent hydrogen, halogen (except R.sub.2), phenyl, benzyl, lower alkyl having 1 - 3 carbon atoms, lower alkenyl having 1 - 3 carbon atoms, lower alkenyl having 2 - 3 carbon atoms or may form a carbon-carbon bond or are bonded to each other at the ends to form C.sub.3 -C.sub.4 polymethylene chain or R.sub.1 and R.sub.2 are bonded to each other at the ends to form C.sub.5 polymethylene chain; R.sub.4 represents hydrogen or methyl; R.sub.5 represents hydrogen, methyl, vinyl, 1-propenyl, 2-methyl-1-propenyl, 2-methoxymethyl-1-propenyl, 2-methoxycarbonyl-1-propenyl, or cyclopentylidenemethyl when R.sub.4 is hydrogen, and R.sub.5 represents methyl when R.sub.4 is methyl; and R.sub.6 and R.sub.7 represent hydrogen or methyl.
- 2. A compound of the formula, ##STR205##
- 3. A compound of the formula, ##STR206##
- 4. A compound of the formula, ##STR207##
- 5. A compound of the formula, ##STR208##
- 6. A compound of the formula, ##STR209##
- 7. A compound of the formula, ##STR210##
- 8. A compound of the formula, ##STR211##
- 9. A compound of the formula, ##STR212##
- 10. A compound of the formula, ##STR213##
- 11. A compound of the formula, ##STR214##
- 12. An insecticidal composition which comprises as an active ingredient an effective amount of at least one cyclopropanecarboxylate as claimed in claim 1, and an inert carrier.
- 13. A method for controlling harmful insects which comprises applying the cyclopropanecarboxylate as claimed in claim 1 to the insects.
Priority Claims (3)
Number |
Date |
Country |
Kind |
48-45915 |
Apr 1973 |
JPX |
|
48-58830 |
May 1973 |
JPX |
|
48-63118 |
Jun 1973 |
JPX |
|
Parent Case Info
This application is a continuation-in-part of application Ser. No. 461,029 filed Apr. 15, 1974.
US Referenced Citations (4)
Foreign Referenced Citations (6)
Number |
Date |
Country |
77,874 |
Feb 1974 |
DKX |
1,618,939 |
May 1972 |
DEX |
2,129,124 |
Dec 1971 |
DEX |
2,418,950 |
Oct 1974 |
DEX |
6,913,115 |
Mar 1970 |
NLX |
371,813 |
Sep 1971 |
SEX |
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
461029 |
Apr 1974 |
|