| abstract |
PROBLEM TO BE SOLVED: To provide a compound which is hydrophilic and useful as an antioxidant for foods, a method for producing the same, and a radical scavenger containing the compound as an active ingredient. SOLUTION: The following formula (I): (Wherein R 1 , R 2 and R 3 are each independently hydrogen, C 1 -C 5 alkyl group or a -CO-R 4, (R 4 represents. A C 1 -C 5 alkyl group). Or a salt thereof. |