| 摘要 |
PROBLEM TO BE SOLVED: To provide a novel piperazine derivative that can improve the bleaching effect and the decolorization effect of a bleaching agent and a decolorant using hydrogen peroxide as an oxidant such as a detergent for clothes, a mold remover, bleaching of pulp, a hair dyeing agent and the like.SOLUTION: The piperazine derivative is represented by the following general formula (1)[in formula (1), Rand Reach independently represent a hydrogen atom, a specific substituent including a hydroxyl group and Rand Rare not a hydrogen atom at the same time; k is 0 or an integer of 1 to 8 inclusive; and Rrepresents a 1-24C (inclusive) aliphatic hydrocarbon group or a 5-12C (inclusive) aromatic hydrocarbon group which may have a substituent]. |
