497866-13-4

Upstream product

• 114136-60-6 2-chloro-4-fluoro-5-[3-methyl-2,6-dioxo-4-(trifluoromethyl)-1,2,3,6-tetrahydropyrimidine-1-yl]phenol 
• 497086-09-6 methyl 2-chloro-2-carboxamideacetate 
• 497866-11-2 dimethyl [2-chloro-4-fluoro-5-(3-methyl-2,6-dioxo-4-trifluoromethyl-1,2,3,6-tetrahydropyrimidin-1-yl)phenoxy]malonate 

Downstream Products

• 497866-15-6 3-[2-chloro-4-fluoro-5-(3-methyl-2,6-dioxo-4-trifluoromethyl-1,2,3,6-tetrahydropyrimidin-1-yl)phenoxy]-3-methoxycarbonyl-3,4-dihydro-1H-pyridin-2-one 

Relevant academic research and scientific papers

PROCESS FOR PRODUCING PYRIDINE COMPOUND

The present invention provides a process for producing the pyridine compound [d]: [wherein R3 and R4 are as defined below], which has an excellent herbicidal activity, by making a pyridine compound [a]: [wherein R1 represents a C1-C6 alkoxy group, R3 represents a halogen atom, cyano group or nitro group, and R4 represents a hydrogen atom or halogen atom] react with an α-diazoester compound [f]:N2CHCOR1 [wherein R1 is defined above] in the presence of an acid.