2-Nitro-4-bromophenol
4-bromo-2-nitrophenol
CAS: 7693-52-9
Molecular Formula: C6H4BrNO3
2-Nitro-4-bromophenol - Names and Identifiers
| Name | 4-bromo-2-nitrophenol |
| Synonyms | nsc402972 4-Bromo-nitrophenol 4-bromo-2-nitrophenol 4-bromo-2-nitro-pheno 2-Nitro-4-bromophenol Phenol, 4-bromo-2-nitro- 4-bromo-2-nitrophenolate Phenol, 2-nitro-5-bromo- 2-Hydroxy-5-bromonitrobenzene 4-BROMO-1-HYDROXY-2-NITROBENZENE 4-bromo-1-Hydroxy-2-nitrobenzene |
| CAS | 7693-52-9 |
| EINECS | 231-707-4 |
| InChI | InChI=1/C6H4BrNO3/c7-4-1-2-6(9)5(3-4)8(10)11/h1-3,9H/p-1 |
| InChIKey | CUTFAPGINUFNQM-UHFFFAOYSA-N |
2-Nitro-4-bromophenol - Physico-chemical Properties
| Molecular Formula | C6H4BrNO3 |
| Molar Mass | 218 |
| Density | 1.8994 (rough estimate) |
| Melting Point | 90-94 °C (lit.) |
| Boling Point | 259.4±20.0 °C(Predicted) |
| Flash Point | 110.7°C |
| Water Solubility | Slightly soluble |
| Vapor Presure | 0.00805mmHg at 25°C |
| Appearance | Crystalline Powder or Crystals |
| Color | Yellow |
| pKa | 6.28±0.14(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.6090 (estimate) |
| Physical and Chemical Properties | Yellow Flake or needle-like crystals. mp 88-92 ℃. Slightly soluble in cold water, soluble in benzene. Chloroform. Ether, soluble in alcohol, volatile with steam, easy sublimation. Harmful. |
2-Nitro-4-bromophenol - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. R20/22 - Harmful by inhalation and if swallowed. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
| WGK Germany | 3 |
| RTECS | SJ8370000 |
| HS Code | 29089990 |
| Hazard Note | Harmful |
2-Nitro-4-bromophenol - Introduction
4-bromo-2-nitrophenol is an organic compound with the chemical formula C6H4BrNO3.
Nature:
4-bromo-2-nitrophenol is a brown-yellow crystalline solid with a distinctive odor. It is soluble in ethanol, chloroform and acetic acid, slightly soluble in ether.
Use:
4-bromo-2-nitrophenol is often used as an intermediate in chemical research for the synthesis of other organic compounds. It is also used as an intermediate for dyes and as a raw material for pesticides.
Preparation Method:
The synthesis of 4-bromo-2-nitrophenol is usually carried out by the following steps: First, 2-nitrophenol and hydrogen bromide react to produce 4-bromo-2-nitrophenol.
Safety Information:
4-bromo-2-nitrophenol is generally stable under normal conditions of use. However, it is a toxic compound that requires careful handling. During the operation, appropriate personal protective equipment should be worn to avoid exposure to the skin and eyes. At the same time, should avoid inhalation of its dust or gas. In case of accidental contact, rinse immediately with plenty of water and seek medical help. For the sake of safety, the relevant safety operation procedures should be followed during use.
Nature:
4-bromo-2-nitrophenol is a brown-yellow crystalline solid with a distinctive odor. It is soluble in ethanol, chloroform and acetic acid, slightly soluble in ether.
Use:
4-bromo-2-nitrophenol is often used as an intermediate in chemical research for the synthesis of other organic compounds. It is also used as an intermediate for dyes and as a raw material for pesticides.
Preparation Method:
The synthesis of 4-bromo-2-nitrophenol is usually carried out by the following steps: First, 2-nitrophenol and hydrogen bromide react to produce 4-bromo-2-nitrophenol.
Safety Information:
4-bromo-2-nitrophenol is generally stable under normal conditions of use. However, it is a toxic compound that requires careful handling. During the operation, appropriate personal protective equipment should be worn to avoid exposure to the skin and eyes. At the same time, should avoid inhalation of its dust or gas. In case of accidental contact, rinse immediately with plenty of water and seek medical help. For the sake of safety, the relevant safety operation procedures should be followed during use.
Last Update：2024-04-10 22:29:15
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