1228284-86-3

Usage

Uses

Used in Agricultural Industry:
1-(2,4,6-trichlorophenyl)propan-2-one is used as an intermediate in the synthesis of Pydiflumetofen (P999040), a compound that is utilized in the preparation of carboxamides. These carboxamides function as plant growth enhancers, promoting healthy growth and development in crops. This application contributes to increased agricultural productivity and crop quality.

Upstream product

• 1228284-88-5 1,3,5-trichloro-2-((E)-2-nitro-propenyl)-benzene 
• 7439-89-6 iron 
• 24473-00-5 2,4,6-trichlorobenzaldehyde 
• 23749-65-7 2,4,6-trichlorotoluene 
• 108-22-5 Isopropenyl acetate 
• 634-93-5 2,4,6-trichloroaniline 
• 106-47-8 4-chloro-aniline 
• 5586-88-9 1-(4-chlorophenyl)propan-2-one 

Downstream Products

• 1228284-89-6 1-(2,4,6-trichlorophenyl)propan-2-one O-methyloxime 
• 1228284-64-7 3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid methoxy-[1-methyl-2-(2,4,6-trichloro-phenyl)-ethyl]-amide 
• 1228284-78-3 O-methyl-N-[1-methyl-2-(2,4,6-trichloro-phenyl)-ethyl]-hydroxylamine 
• 1452295-74-7 (E)-1-(2,4,6-trichlorophenyl)propan-2-one O-methyloxime 
• 1452295-76-9 (Z)-1-(2,4,6-trichlorophenyl)propan-2-one O-methyloxime 

Relevant academic research and scientific papers

Preparation method of 2, 4, 6-trichlorophenyl substituted acetone

The invention relates to a preparation method of 2, 4, 6-trichlorophenyl substituted acetone, which comprises the following steps: adding 2, 4, 6-trichlorotoluene and a chlorination reagent into an organic solvent at a certain temperature to prepare 2, 4, 6-trichlorophenyl benzyl chloride, then coupling with ethynyl magnesium halide under the action of a metal catalyst, and then carrying out acid catalysis and water addition to finally obtain the product 2, 4, 6-trichlorophenyl substituted acetone. The method provided by the invention has the advantages of many raw material sources, obvious cost advantage, safer and more convenient preparation method, high total yield and less three wastes, and is beneficial to industrialization.

A method of preparing fluorine zuozuo fungus acid radical hydroxylamine (by machine translation)

The present invention provides a method for preparing fluorine zuozuo fungus acid radical of hydroxylamine, which belongs to the field of the preparation of the original pharmaceutical compound. The invention relates to a method for the preparation of hydroxylamine fluorine zuozuo fungus acid radical, (1) will be to P-chloroaniline with isopropenyl acetate reaction, to obtain the 4 '- chlorophenyl acetone; (2) then benzene ring chlorination reaction, to obtain 2', 4 ', 6' - trichlorobenzene acetone; (3) to carry out the reduction reaction of carbonyl, to obtain 1 - (2 ', 4', 6 '- three-chlorophenyl) - 2 - propanol; (4) to hydroxy halogenated reaction to obtain 1 - (2', 4 ', 6' - three-chlorophenyl) - 2 - chloro propane; (5) with methoxamine amination reaction, to obtain the O - methyl N - [1 - methyl - 2 - (2, 4, 6 - tri-chlorophenyl) - ethyl] - hydroxylamine; (6) under the effect of the bonding agent in the step (5) with the product of 3 - difluoromethyl - 1 - methyl - 1 H - pyrazole - 4 - formyl chloride undergo the substitution reaction, to obtain the fluorine zuozuo fungus acid radical hydroxylamine. By improving the process for preparing fluorine zuozuo fungus acid radical hydroxylamine, change the intermediate synthetic route, avoid the traditional [...] cyano sodium borohydride reduction process, the production cost is reduced. (by machine translation)

PROCESS FOR THE PREPARATION OF SUBSTITUTED PHENYLPROPANONES

The invention relates to a process for the preparation of a compound of formula (I) wherein the substituents are defined as in claim 1, which process comprises adding a compound of formula (II), wherein R1, R2 and R3 have the meanings as described under formula (I), in the presence of an inert organic solvent, to a mixture comprising an organic nitrite of formula (III) R4—O—N═O, wherein R4 is C1-C8alkyl, a compound of formula (IV), and an inert organic solvent.

PROCESS FOR THE PREPARATION OF SUBSTITUTED PHENYLPROPANONES

The invention relates to a process for the preparation of a compound of formula (I) wherein the substituents are defined as in claim 1, which process comprises adding a compound of formula (II), wherein R1, R2 and R3 have the meanings as described under formula (I), in the presence of an inert organic solvent, to a mixture comprising an organic nitrite of formula (III) R4-O-N=O, wherein R4 is C1-C8alkyl, a compound of formula (IV), and an inert organic solvent.

PROCESS FOR THE PREPARATION OF PHENYL SUBSTITUTED 3 - DIFLUOROMETHYL - 1 -METHYL - 1H - PYRAZOLE - 4 - CARBOXYLIC N-METHOXY- [1 -METHYL- 2 - PHENYLETHYL] AMIDES

The invention relates to a process for the preparation of a compound of formula (I), wherein R1, R2 and R3 are as defined in claim 1, which process comprises a) adding a compound of formula (II), in the presence of an inert organic solvent to a mixture comprising an organic nitrite of formula (III) (R4-O-N=O (III)), wherein R4 is C1-C8alkyl, a compound of formula (IV), and an inert organic solvent; b) reacting the resulting compound of formula (V), with H2N-O-CH3 to the compound of formula (VII), c) reducing the compound of formula (VII) to the compound of formula (VIII), d) and reacting the compound of formula VIII with a compound of formula (IX), in which R* is halogen, hydroxy or C1-6 alkoxy, to the compound of formula (I).

NOVEL PYRAZOLE-4-N-ALKOXYCARBOXAMIDES AS MICROBIOCIDES

Compounds of formula (I) in which the substituents are as defined in claim 1, are suitable for use as microbiocides.

NOVEL MICROBIOCIDES

Compounds of formula (I) in which the substituents are as defined in claim 1,are suitable for use as microbiocides.