There are provided a composition which has a larger attracted number than (9Z)-9,13-tetradecadien-11-ynal alone; and others. More specifically, there are provided a composition bioactive to Stenoma catenifer (STENCA), the composition including (9Z)-9,13-tetradecadien-11-ynal and (9E)-9,13-tetradecadien-11-ynal; a sustained release preparation for controlling STENCA, the preparation including the composition and a carrier or container for sustainedly releasing the (9Z)-9,13-tetradecadien-11-ynal and the (9E)-9,13-tetradecadien-11-ynal; and a method for controlling STENCA, the method including a step of installing the sustained release preparation in a field to release the (9Z)-9,13-tetradecadien-11-ynal and the (9E)-9,13-tetradecadien-11-ynal into the field.

This disclosure provides methods for the chemical modification of triglycerides that are highly enriched in specific fatty acids and subsequent use thereof for producing functionally versatile polymers.

This disclosure provides methods for the chemical modification of triglycerides that are highly enriched in specific fatty acids and subsequent use thereof for producing functionally versatile polymers.

This disclosure provides methods for the chemical modification of triglycerides that are highly enriched in specific fatty acids and subsequent use thereof for producing functionally versatile polymers.

This disclosure provides methods for the chemical modification of triglycerides that are highly enriched in specific fatty acids and subsequent use thereof for producing functionally versatile polymers.

This disclosure provides methods for the chemical modification of triglycerides that are highly enriched in specific fatty acids and subsequent use thereof for producing functionally versatile polymers.

This disclosure provides methods for the chemical modification of triglycerides that are highly enriched in specific fatty acids and subsequent use thereof for producing functionally versatile polymers.

There are provided a composition which has a larger attracted number than (9Z)-9,13-tetradecadien-11-ynal alone; and others. More specifically, there are provided a composition bioactive to Stenoma catenifer (STENCA), the composition including (9Z)-9,13-tetradecadien-11-ynal and (9E)-9,13-tetradecadien-11-ynal; a sustained release preparation for controlling STENCA, the preparation including the composition and a carrier or container for sustainedly releasing the (9Z)-9,13-tetradecadien-11-ynal and the (9E)-9,13-tetradecadien-11-ynal; and a method for controlling STENCA, the method including a step of installing the sustained release preparation in a field to release the (9Z)-9,13-tetradecadien-11-ynal and the (9E)-9,13-tetradecadien-11-ynal into the field.

There are provided a composition which has a larger attracted number than (9Z)-9,13-tetradecadien-11-ynal alone; and others. More specifically, there are provided a composition bioactive to Stenoma catenifer (STENCA), the composition including (9Z)-9,13-tetradecadien-11-ynal and (9E)-9,13-tetradecadien-11-ynal; a sustained release preparation for controlling STENCA, the preparation including the composition and a carrier or container for sustainedly releasing the (9Z)-9,13-tetradecadien-11-ynal and the (9E)-9,13-tetradecadien-11-ynal; and a method for controlling STENCA, the method including a step of installing the sustained release preparation in a field to release the (9Z)-9,13-tetradecadien-11-ynal and the (9E)-9,13-tetradecadien-11-ynal into the field.

A process for preparing a dienynal compound of the following general formula (2):
CH.sub.2═CHC≡CCH═CH(CH.sub.2).sub.nCHO  (2), wherein n represents an integer of 0 to 11, the process comprising a step of hydrolyzing a dialkoxyalkadienyne compound of the following general formula (1):
CH.sub.2═CHC≡CCH═CH(CH.sub.2).sub.nCH(OR.sup.1)(OR.sup.2)  (1) wherein R.sup.1 and R.sup.2 represent, independently of each other, a monovalent hydrocarbon group having 1 to 15 carbon atoms, preferably 1 to 8, more preferably 1 to 4, or R.sup.1 and R.sup.2 may be bonded to each other to form a divalent hydrocarbon group, R.sup.1-R.sup.2, having from 2 to 10 carbon atoms, and n represents an integer of 0 to 11, to obtain the dienynal compound (2). ##STR00001##