A crystalline form of oxamyl is provided. The crystalline form of oxamyl is of formula (I): ##STR00001## A crystal preparation process, the analyses of the crystal through various analytical methods, and using the crystalline form to prepare a stable agrochemical formulation is also provided. The use of various solvents towards the crystalline form preparation conditions is also provided.

A diketone oxime ester compound shown in formula I and a manufacturing method therefor, and a photo-curable composition using the compound of formula I as a photoinitiator. The composition has extremely high light sensitivity and relatively low yellowing resistance when applied to prepare a color filter for a light resistance device such as a display screen.

The present invention provides a process for the preparation of clethodim by reacting 5-[2-(ethylthio)propyl]-2-(1-oxopropyl)-1,3-cyclohexanedione with O-(3-chloro-2-propen-1-yl)hydroxylamine in the absence of a solvent. A continuous flow process for preparing clethodim is also provided.

The present invention provides a process for the preparation of clethodim by reacting 5-[2-(ethylthio)propyl]-2-(1-oxopropyl)-1,3-cyclohexanedione with O-(3-chloro-2-propen-1-yl)hydroxylamine in the absence of a solvent. A continuous flow process for preparing clethodim is also provided.

An object of the present invention is to provide a composition capable of forming a film having a high refractive index and excellent exterior characteristics. Another object of the present invention is to provide a film, a lens, and a solid-state imaging element in which the composition is used. Still another object of the present invention is to provide novel compounds. The composition according to an embodiment of the present invention contains a compound represented by General Formula (I), a solvent, and a resin, in which a solubility of the compound represented by General Formula (I) in the solvent is less than 0.5% by mass at 25° C., and a maximum absorption wavelength of the compound represented by General Formula (I) at a wavelength range of 300 to 800 nm is equal to or shorter than 450 nm.
AB-C).sub.n  (I)

An object of the present invention is to provide a composition capable of forming a film having a high refractive index and excellent exterior characteristics. Another object of the present invention is to provide a film, a lens, and a solid-state imaging element in which the composition is used. Still another object of the present invention is to provide novel compounds. The composition according to an embodiment of the present invention contains a compound represented by General Formula (I), a solvent, and a resin, in which a solubility of the compound represented by General Formula (I) in the solvent is less than 0.5% by mass at 25° C., and a maximum absorption wavelength of the compound represented by General Formula (I) at a wavelength range of 300 to 800 nm is equal to or shorter than 450 nm.
AB-C).sub.n  (I)

Provided herein are a use of thioether compounds of formula I as nitrification inhibitors, and agricultural mixtures and compositions including the thioether compounds.

Provided herein are a use of thioether compounds of formula I as nitrification inhibitors, and agricultural mixtures and compositions including the thioether compounds.

Involved are a diketone oxime ester compound shown in formula I and a manufacturing method therefor, and a photo-curable composition using the compound of formula I as a photoinitiator. The composition has extremely high light sensitivity and relatively low yellowing resistance when applied to prepare a color filter for a light resistance device such as a display screen.

A crystalline form of oxamyl is provided. The crystalline form of oxamyl is of formula (I):

##STR00001##

A crystal preparation process, the analyses of the crystal through various analytical methods and using the crystalline form to prepare a stable agrochemical formulation is also provided. The use of various solvents towards the crystalline form preparation conditions is also provided.