68084-26-4

Upstream product

• 101-97-3 Ethyl 2-phenylethanoate 
• 2338-76-3 3-trifluoromethylphenylacetonitrile 
• 98-08-8 α,α,α-trifluorotoluene 
• 705-29-3 3-Trifluoromethylbenzyl chloride 
• 101-41-7 benzeneacetic acid methyl ester 
• 103-80-0 phenylacetyl chloride 

Downstream Products

• 96525-22-3 2-phenyl-3-oxo-4-(3-trifluoromethylphenyl)-5-amino-2,3-dihydrofuran 
• 96525-23-4 2-Phenyl-3-oxo-4-(-3-trifluoromethylphenyl)-5-methylamino-2,3-dihydrofuran 
• 59756-57-9 1-phenyl-3-(3-trifluoromethylphenyl)-2-propanone 

Relevant academic research and scientific papers

Synthesis method of 1-phenyl-3-(3-trifluoromethylphenyl)-2-acetone

The invention belongs to the technical field of chemical intermediates, and particularly relates to a synthesis method of 1-phenyl-3-(3-trifluoromethylphenyl)-2-acetone. A compound A is used as a basic raw material, and 1-phenyl-3-(3-trifluoromethylphenyl)-2-acetone is obtained through Blanc chloromethylation, substitution reaction, Claisen ester condensation and hydrolysis reaction in sequence. The synthesis method of 1-phenyl-3-(3-trifluoromethylphenyl)-2-acetone is high in purity, high in yield and simple to operate.

Fufu grass alkone intermediate preparation method (by machine translation)

The invention discloses a method of preparing intermediates of fufu grass alkone, including: (1) to between three happens b nitrile and benzene acetyl chloride as the starting material, tertiary butyl alcohol sodium and organic solvent in the presence of the intermediate obtained by reaction of (3 - trifluoromethyl-phenyl) - benzyl carbonyl - b nitriles; (2) intermediate (3 - trifluoromethyl-phenyl) - benzyl carbonyl - acetonitrile and glacial acetic acid by the reaction of bromine fufu grass alkone intermediate 2 - phenyl - 3 - oxo - 4 - (3 - trifluoromethyl-phenyl) - 5 - amino - 2, 3 - dihydrofuran. Preparation method of this invention mild reaction, after treatment is simple, safety and environmental protection, especially few by-products, the product has high purity, and thus is suitable for industrial production. (by machine translation)

[...] method for the production of efficient herbicide (by machine translation)

The invention discloses an efficient method of producing herbicide [...], to trifluoromethyl benzene b nitrile and benzene acetic acid ethyl ester as the main raw material, the claisen condensation, cyclization under in an acidic solvent, methylation three steps [...] the target product can be obtained. The present invention has higher safety, for reaction and purification conditions is relatively low, it is relatively easy to separate, and is not easy to generate discharge of waste acid, the solvent can be recycled, the production yield is higher. This method is more suitable for the industrial production of [...], [...] is more favorable for the wide application of efficient herbicide. (by machine translation)

Herbicidal 5-amino-3-oxo-4-(substituted-phenyl)-2,3-dihydrofuran and derivatives thereof

5-Amino-3-oxo-4-(substituted-phenyl)-2,3-dihydrofuran and derivatives thereof. The compounds generally exhibit both pre-emergence and post-emergence phytotoxicity and are useful as herbicides and also at low dosages as plant growth regulating agents.