| 摘要 |
PROBLEM TO BE SOLVED: To provide a method of producing a high-purity dinitro compound to be a raw material of poly(imide-benzoxazole) from diaminophenol and nitrobenzoyl chloride by a simple method.SOLUTION: Illustrated is a method of producing a dinitro compound represented by the following formula by making, for example, 3-nitrobenzoyl chloride and 2,2-bis(3-amino-4-hydroxyphenyl)hexafluoropropane react with each other in nitrogen-containing organic solvent. |
