497866-11-2Relevant academic research and scientific papers
PROCESS FOR PRODUCING PYRIDINE COMPOUND
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Page 22, (2008/06/13)
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.
