| 摘要 |
PROBLEM TO BE SOLVED: To provide a safe and convenient method of producing an N-oxyl compound without using a special reaction device.SOLUTION: A compound represented by a following formula is obtained by the reaction between 4-hydroxy-2,2,6,6-tetramethylpiperidine 1-oxyl and aromatic acid chloride in the presence of tertiary amine (where at least one of Rand Ris a group represented by a following formula). |
