Process for producing pyridine compound

Details Process for producing pyridine compound Process for producing pyridine compound

C - Chemistry, Metallurgy

07

D

C07D 401/12 (2006.01)

Patent

CA 2456093

The present invention provides a process for producing the pyridine compound [d]: (see formula d) [wherein R3 and R4 are as defined below], which has an excellent herbicidal activity, by making a pyridine compound [a]: (see formula 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 .alpha.-diazoester compound [f]: N2CHCOR1 [f] [wherein R1 is defined above] in the presence of an acid.

Procédé de fabrication d'un composé de pyridine [d] [d] (dans laquelle R<3> représente halogéno, cyano ou nitro et R<4> représente hydrogéno ou halogéno) possédant une excellente activité herbicide qui consiste à faire réagir un composé de pyridine [a] [a] (dans laquelle R<1> représente alcoxy C1-6 et R<3 >et R<4> ont les valeurs définies plus haut) avec un composé d'ester alpha -diazo [f] N2CHCOR<1> [f] (dans laquelle R<1> a la valeur définie plus haut) en présence d'un acide.

Affiliated with

Also associated with

Rating

Process for producing pyridine compound does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for producing pyridine compound, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for producing pyridine compound will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1601001