| abstract |
Provided is a substance capable of effectively suppressing biofilm formation. A biofilm formation inhibitor comprising a compound represented by the following formula (I) as an active ingredient (in the formula (I), R1, R2, R3 and R4 each independently represents a hydrogen atom, carbon A hydrocarbon group of 1 to 6 or —CH 2 —R 5, wherein R 1, R 2, R 3, and R 4 are not all hydrogen atoms at the same time; R 5, a hydroxy group, a halogen atom, or —NR a R b And Ra and Rb are each independently a hydrogen atom or a methyl group). [Selection figure] None |