895525-76-5

Upstream product

• 895525-72-1 {[2-(trifluoromethyl)benzoyl]amino}methyl acetate 
• 477859-76-0 1,3-dimethyl 2-(3-chloro-5-trifluoromethylpyridine)malonate 
• 895525-70-9 N-hydroxymethyl-2-(trifluoromethyl)benzamide 
• 360-64-5 2-(trifluoromethyl)benzamide 
• 312-94-7 2-trifluoromethylbenzoyl chloride 
• 433-97-6 2-trifluoromethylbenzoic acid 
• 69045-84-7 2,3-dichloro-5-trifluoromethylpyridine 
• 108-59-8 malonic acid dimethyl ester 

Downstream Products

• 658066-35-4 fluopyram 

Relevant academic research and scientific papers

CRYSTALLINE FORM OF FLUOPYRAM

The present invention relates to the crystalline form of fluopyram according to formula (1), to a process for its preparation, to agrochemical formulations comprising the crystalline form, and to its use in plant protection applications.

Fluopyram and synthesis method thereof

The invention discloses fluopyram and a synthesis method thereof. The fluopyram comprises the following raw materials: trifluoromethylbenzoic acid, thionyl chloride, ammonia water, water, potassium carbonate, paraformaldehyde, formamide, acetic anhydride, 5-trifluoromethyl-2-dimethyl malonate--3-chloropyridine, sodium chloride and hydrochloric acid. The content of fluopyram obtained in the invention is 98% or more, and the total yield of fluopyram is 63% or more. The synthesis method of the invention does not use cyano groups with high activity, and the yield of aminolysis can reach 93%; the raw materials are simple to treat and high in utilization rate; waste gas, waste water and industrial residues are not produced; and the synthesis method is simple in process and easy to operate and implement.

PROCESS FOR THE PREPARATION OF A 2-PYRIDYLETHYLCARBOXAMIDE DERIVATIVE

Described is a process for the preparation of a N-[2-(2-pyridinyl)ethyl]carboxamide derivative of general formula (I) or a salt thereof.