81944-71-0
(E)-4-((4-nitrophenyl)diazenyl)phenol
CAS: 81944-71-0
Molecular Formula: C12H9N3O3
81944-71-0 - Names and Identifiers
81944-71-0 - Physico-chemical Properties
| Molecular Formula | C12H9N3O3 |
| Molar Mass | 243.22 |
| Density | 1.34±0.1 g/cm3(Predicted) |
| Melting Point | 213 °C |
| Boling Point | 467.3±30.0 °C(Predicted) |
| pKa | 8.75±0.26(Predicted) |
81944-71-0 - Introduction
(E)-4-((4-nitrophenyl)diazenyl)phenol((E)-4-((4-nitrophenyl)diazenyl)phenol) is an organic compound with the chemical formula C12H9N3O3. Its properties are as follows:
Appearance:(E)-4-((4-nitrophenyl)diazenyl)phenol is a yellow crystalline or powdery object.
Melting point: about 150-152 degrees Celsius.
Solubility: Soluble in organic solvents such as ethanol, dimethyl sulfite and xylene, insoluble in water.
Stability: relatively stable at room temperature, but decomposition may occur under light, heat and other conditions.
(E)-4-((4-nitrophenyl)diazenyl)phenol is mainly used as a dye and pigment. Its yellow characteristics make it widely used in the dye industry and can be used for coloring and marking of dyes. In addition, due to its ability to absorb light, it can also be used in the manufacture of optical lenses and tint plates.
(E)-4-((4-nitrophenyl)diazenyl)phenol is generally prepared by the coupling reaction of aniline. Specifically, aniline reacts with nitrophenol under alkaline conditions to produce the desired product. The yield and purity of the product can be controlled by adjusting the reaction conditions, such as reaction time, temperature and pH.
When using and handling (E)-4-((4-nitrophenyl)diazenyl)phenol, you need to pay attention to its safety information. It may be toxic and irritating and should be avoided in contact with the skin, eyes and respiratory system. During the operation, appropriate protective measures should be taken, such as wearing protective gloves, goggles and protective masks. During storage and handling, contact with fire and oxidizing agents should be avoided to avoid fire and explosion. In addition, the use and handling of any chemical should follow the relevant safety procedures and ensure that it is carried out in a suitable environment.
Appearance:(E)-4-((4-nitrophenyl)diazenyl)phenol is a yellow crystalline or powdery object.
Melting point: about 150-152 degrees Celsius.
Solubility: Soluble in organic solvents such as ethanol, dimethyl sulfite and xylene, insoluble in water.
Stability: relatively stable at room temperature, but decomposition may occur under light, heat and other conditions.
(E)-4-((4-nitrophenyl)diazenyl)phenol is mainly used as a dye and pigment. Its yellow characteristics make it widely used in the dye industry and can be used for coloring and marking of dyes. In addition, due to its ability to absorb light, it can also be used in the manufacture of optical lenses and tint plates.
(E)-4-((4-nitrophenyl)diazenyl)phenol is generally prepared by the coupling reaction of aniline. Specifically, aniline reacts with nitrophenol under alkaline conditions to produce the desired product. The yield and purity of the product can be controlled by adjusting the reaction conditions, such as reaction time, temperature and pH.
When using and handling (E)-4-((4-nitrophenyl)diazenyl)phenol, you need to pay attention to its safety information. It may be toxic and irritating and should be avoided in contact with the skin, eyes and respiratory system. During the operation, appropriate protective measures should be taken, such as wearing protective gloves, goggles and protective masks. During storage and handling, contact with fire and oxidizing agents should be avoided to avoid fire and explosion. In addition, the use and handling of any chemical should follow the relevant safety procedures and ensure that it is carried out in a suitable environment.
Last Update：2024-04-10 22:29:15
