25688-17-9
1-(2-Nitrophenyl)-1H-pyrazole
CAS: 25688-17-9
Molecular Formula: C9H7N3O2
25688-17-9 - Names and Identifiers
| Name | 1-(2-Nitrophenyl)-1H-pyrazole |
| Synonyms | 1-(2-Nitrophenyl)pyrazole 1-(2-Nitrophenyl)-1H-pyrazole 1H-Pyrazole, 1-(2-nitrophenyl)- |
| CAS | 25688-17-9 |
25688-17-9 - Physico-chemical Properties
| Molecular Formula | C9H7N3O2 |
| Molar Mass | 189.17 |
| Density | 1.33±0.1 g/cm3(Predicted) |
| Melting Point | 87-88 °C |
| Boling Point | 332.7±25.0 °C(Predicted) |
| pKa | -0.69±0.10(Predicted) |
| Storage Condition | Room temperature. |
| Sensitive | Irritant |
| MDL | MFCD06661759 |
25688-17-9 - Risk and Safety
| Hazard Class | IRRITANT |
25688-17-9 - Introduction
1-(2-Nitrophenyl)-1H-pyrazole is an organic compound with the formula C11H8N4O2 having a nitro group and a phenyl group attached to the pyrazole ring.
Nature:
1-(2-Nitrophenyl)-1H-pyrazole is a solid with yellow crystals. It is soluble in some organic solvents such as dimethyl sulfoxide and dichloromethane at normal temperature, but insoluble in water.
Use:
1-(2-Nitrophenyl)-1H-pyrazole has many applications in organic synthesis. It can be used as an intermediate in organic synthesis for the synthesis of other organic compounds, such as dyes, pharmaceuticals and pesticides. In addition, it can also be used as a complexing agent for certain metal complexes.
Preparation Method:
There are many preparation methods of 1-(2-Nitrophenyl)-1H-pyrazole. One common method is to react pyrazole with 2-nitrobenzaldehyde under alkaline conditions. A particular synthetic step may involve multiple steps, and different synthetic literature may have different methods.
Safety Information:
1-(2-Nitrophenyl)-1H-pyrazole is relatively stable under general operating conditions, but it is still necessary to pay attention to safe operation. It may be irritating to the skin, eyes and respiratory system, so avoid exposure to the skin and eyes and ensure good ventilation. Wear appropriate personal protective equipment, such as lab gloves and goggles, during use or handling. In case of emergency, medical help should be sought immediately.
Nature:
1-(2-Nitrophenyl)-1H-pyrazole is a solid with yellow crystals. It is soluble in some organic solvents such as dimethyl sulfoxide and dichloromethane at normal temperature, but insoluble in water.
Use:
1-(2-Nitrophenyl)-1H-pyrazole has many applications in organic synthesis. It can be used as an intermediate in organic synthesis for the synthesis of other organic compounds, such as dyes, pharmaceuticals and pesticides. In addition, it can also be used as a complexing agent for certain metal complexes.
Preparation Method:
There are many preparation methods of 1-(2-Nitrophenyl)-1H-pyrazole. One common method is to react pyrazole with 2-nitrobenzaldehyde under alkaline conditions. A particular synthetic step may involve multiple steps, and different synthetic literature may have different methods.
Safety Information:
1-(2-Nitrophenyl)-1H-pyrazole is relatively stable under general operating conditions, but it is still necessary to pay attention to safe operation. It may be irritating to the skin, eyes and respiratory system, so avoid exposure to the skin and eyes and ensure good ventilation. Wear appropriate personal protective equipment, such as lab gloves and goggles, during use or handling. In case of emergency, medical help should be sought immediately.
Last Update：2024-04-09 20:52:54
