5-[(3-Carboxy-4-hydroxyphenyl)(3-carboxy-4-oxo-2,5-cyclohexadien-1-ylidene)methyl]-2-hydroxy-3-methylbenzoic acid C화학적 특성, 용도, 생산
제조 방법
(a) 2-Hydroxy-3-methyl-5-formylbenzoic acid?(1 Moore) and 2-Hydroxybenzoic acid (2 Moore) condensation, the product with Nitrosylsulfuric acid oxidation; (b)Formaldehyde (1 Moore) and 2-Hydroxybenzoic acid (2 Moore) condensation, its product in Nitrosylsulfuric acid with 2-Hydroxy-3-methylbenzoic acid common oxidation.
Properties and Applications
brilliant red light purple.
5-[(3-Carboxy-4-hydroxyphenyl)(3-carboxy-4-oxo-2,5-cyclohexadien-1-ylidene)methyl]-2-hydroxy-3-methylbenzoic acid 준비 용품 및 원자재