Pyridine compound, its preparation, and fungicide comprising it

  • Inventors:
  • Assignees: Sumitomo Chem Co Ltd
  • Publication Date: June 14, 1980
  • Publication Number: JP-S5579367-A


NEW MATERIAL:A pyridine compound of formula I: [R is phenyl, thienyl, or benzyl group unsubstituted or substituted by one or two groups selected from halogen, alkyl, alkoxy, and cyano; Z is carbinol or ester -COOR 1 of formula II (R 1 , R 2 , and R 3 are alkyl groups)], and its salt. EXAMPLE: Ethyl β-(2,4-dichlorophenyl)-α-(3-pyridyl)propionate. USE: Fungicides and antifungals for medicines. PROCESS: An ester compound of formula III is reacted with a halogen or tosyl compound of the formula R-CH 2 X (X is Cl, Br, I, or p-toluenesulfonyloxy group) to form an ester compound of formula IV: (when the Z of formula I is -COOR 1 ), which may be reacted with a Grignard reagent of the formula R 2 MgY (Y is Cl, Br, or I) to give a carbinol compound of formula V (when Z is formula II). COPYRIGHT: (C)1980,JPO&Japio




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