5-[(3-Carboxy-4-hydroxyphenyl)(3-carboxy-4-oxo-2,5-cyclohexadien-1-ylidene)methyl]-2-hydroxy-3-methylbenzoic acid
- русский язык имя
- английское имя5-[(3-Carboxy-4-hydroxyphenyl)(3-carboxy-4-oxo-2,5-cyclohexadien-1-ylidene)methyl]-2-hydroxy-3-methylbenzoic acid
- CAS №10142-99-1
- CBNumberCB22283320
- ФормулаC23H16O9
- мольный вес436.37
- файл Mol10142-99-1.mol
химическое свойство
| Температура кипения | 751.6±60.0 °C(Predicted) |
| плотность | 1.603±0.06 g/cm3(Predicted) |
| пка | 1.77±0.20(Predicted) |
5-[(3-Carboxy-4-hydroxyphenyl)(3-carboxy-4-oxo-2,5-cyclohexadien-1-ylidene)methyl]-2-hydroxy-3-methylbenzoic acid химические свойства, назначение, производство
Подготовка
(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.Свойства и приложения
brilliant red light purple.