| abstract |
Bipyridine compound, salt or metal complex thereof, which is useful as an active ingredient of a bactericide or can be used as a raw material for electronic materials, optical materials, oxygen adsorbents, hydrogen adsorbents, dyes, catalysts, and the like; Providing fungicides that can be used safely and effectively and have a practical control effect against a wide range of pathogenic bacteria. A bipyridine compound represented by the formula (I), a salt thereof, or a metal complex. [In the formula (I), R 1 , R 2 , R 3 and R 4 independently represent a hydrogen atom, a halogeno group or the like. n1 represents the number of R 1 and is an integer of 0-4. n2 represents the number of R 2 and is an integer of 0-4. n3 represents the number of R 3 and is an integer of 0 to 3. n4 represents the number of R 4 and is an integer of 0-3. R 5, R 6, R 7 , R 8, R 9 and R 10 are independently hydrogen atom, and the like C1~6 alkyl group. ] [Selection figure] None |