| abstract |
Compounds are described for the formula (I)n and salts thereof, whereinn R' is a methyl, ethyl or isopropyl group; R 2 is -H, -OH or substituted -OH and R 3 is -H, or R 2 and R 3 together with the carbon atom to which they are attached represent >C=0, >C=CH 2 or >C=NOR 7 (where R 7 is -H, alkyl, alkenyl and the group >C=NOR 7 is in the E configuration); OR" is -OH or substituted -OH and R 6 is -H or a C 1-4 alkanoyl group. n These compounds may be used for controlling insect, acarine, nematode or other pests. |