反-2-羟基-β-硝基苯乙烯
反-2-羟基-β-硝基苯乙烯
CAS: 3156-43-2
Molecular Formula: C8H7NO3
反-2-羟基-β-硝基苯乙烯 - Names and Identifiers
反-2-羟基-β-硝基苯乙烯 - Physico-chemical Properties
| Molecular Formula | C8H7NO3 |
| Molar Mass | 165.15 |
| Storage Condition | Room Temprature |
反-2-羟基-β-硝基苯乙烯 - Risk and Safety
| Risk Codes | R22 - Harmful if swallowed R36/38 - Irritating to eyes and skin. R50 - Very Toxic to aquatic organisms |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37 - Wear suitable protective clothing and gloves. S60 - This material and its container must be disposed of as hazardous waste. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. |
| UN IDs | UN 3077 9/PG 3 |
| WGK Germany | 2 |
反-2-羟基-β-硝基苯乙烯 - Introduction
trans-2-hydroxy-beta-nitrostyrene (trans-2-hydroxy-beta-nitrostyrene) is a chemical substance with the formula C8H7NO3. The following is a description of its nature, use, formulation and safety information:
Nature:
1. trans-2-hydroxy-β-nitrostyrene is a colorless crystal powder with a special fragrance.
2. Its melting point is about 164-166 degrees Celsius.
3. trans-2-hydroxy-β-nitrostyrene is slightly soluble in water and can be dissolved in organic solvents (such as ether, chloroform and benzene).
Use:
1. trans-2-hydroxy-β-nitrostyrene can be used in the synthesis of drugs, dyes and polymer materials and other compounds.
2. It can also be used as a reagent in chemical research.
Preparation Method:
The preparation method of trans-2-hydroxy-beta-nitrostyrene is mainly through the following steps:
1. First, styrene is reacted with concentrated nitric acid to generate β-nitrostyrene.
2. Next, β-nitrostyrene is reacted with an alkaline solution to obtain trans-2-hydroxy-β-nitrostyrene.
Safety Information:
1. trans-2-hydroxy-β-nitrostyrene is an organic compound that should be handled and preserved with care.
2. It is a combustible material, avoid contact with open flame and high temperature.
3. in the use of the process, to avoid inhalation of its dust or contact with the skin and eyes. In case of contact, rinse immediately with plenty of water and seek medical help.
4. When storing, it should be stored in a cool, dry place, and away from fire and oxidants.
Nature:
1. trans-2-hydroxy-β-nitrostyrene is a colorless crystal powder with a special fragrance.
2. Its melting point is about 164-166 degrees Celsius.
3. trans-2-hydroxy-β-nitrostyrene is slightly soluble in water and can be dissolved in organic solvents (such as ether, chloroform and benzene).
Use:
1. trans-2-hydroxy-β-nitrostyrene can be used in the synthesis of drugs, dyes and polymer materials and other compounds.
2. It can also be used as a reagent in chemical research.
Preparation Method:
The preparation method of trans-2-hydroxy-beta-nitrostyrene is mainly through the following steps:
1. First, styrene is reacted with concentrated nitric acid to generate β-nitrostyrene.
2. Next, β-nitrostyrene is reacted with an alkaline solution to obtain trans-2-hydroxy-β-nitrostyrene.
Safety Information:
1. trans-2-hydroxy-β-nitrostyrene is an organic compound that should be handled and preserved with care.
2. It is a combustible material, avoid contact with open flame and high temperature.
3. in the use of the process, to avoid inhalation of its dust or contact with the skin and eyes. In case of contact, rinse immediately with plenty of water and seek medical help.
4. When storing, it should be stored in a cool, dry place, and away from fire and oxidants.
Last Update：2024-04-09 21:01:54
