79128-08-8
1,3-bis(1-methylethoxy)benzene
CAS: 79128-08-8
Molecular Formula: C12H18O2
79128-08-8 - Names and Identifiers
| Name | 1,3-bis(1-methylethoxy)benzene |
| Synonyms | 1,3-diisopropoxybenzene 1,3-di(propan-2-yloxy)benzene 1,3-bis(1-methylethoxy)benzene 1,3-Bis(1-methylethoxy)-benzene Benzene, 1,3-bis(1-Methylethoxy)- Benzene, 1,3-bis(1-Methylethoxy)-1,3-di(pro Benzene, 1,3-bis(1-Methylethoxy)-1,3-di(propan-2-yloxy)benzene |
| CAS | 79128-08-8 |
| InChI | InChI=1/C12H18O2/c1-9(2)13-11-6-5-7-12(8-11)14-10(3)4/h5-10H,1-4H3 |
79128-08-8 - Physico-chemical Properties
| Molecular Formula | C12H18O2 |
| Molar Mass | 194.27 |
| Density | 0.964 g/mL at 25 °C |
| Boling Point | 89.5-95 °C/3 mmHg |
| Flash Point | 110°C |
| Vapor Presure | 0.017mmHg at 25°C |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | n20/D 1.495 |
79128-08-8 - Risk and Safety
| Risk Codes | R36 - Irritating to the eyes R51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 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 3082 9/PG 3 |
| WGK Germany | 2 |
79128-08-8 - Introduction
1,3-bis (1-methyllethoxy) benzene is an organic compound with the formula C12H18O2. It is a colorless liquid with a special aroma at room temperature. The following is a detailed description of the nature, use, method and safety information of 1,3-bis (1-methyllethoxy) benzene:
Nature:
1,3-bis (1-methyllethoxy) benzene have a relatively low boiling point and flash point. It is partially soluble in water and can be dissolved in many organic solvents, such as ethanol, acetone and dimethylformamide.
Use:
1,3-bis (1-methyllethoxy) benzene have a variety of uses in chemistry and medicine. It can be used as a solvent and reagent in organic synthesis. In addition, it is also widely used in the preparation of pharmaceutical intermediates, such as acrylic acid, acrylate, aldehydes and carboxylic acids.
Preparation Method:
The preparation of 1,3-bis (1-methyllethoxy) benzene can be carried out by the following steps:
Step 1: Benzene and bromopropane are heated and reacted in the presence of activated carbon to generate 1-bromo-3-isopropylbenzene.
Step 2: 1-bromo-3-isopropylbenzene is reacted with isopropanol in the presence of potassium hydroxide to generate 1,3-bis (1-methyllethoxy) benzene.
Safety Information:
1,3-bis (1-methyllethoxy) benzene has low toxicity under routine use and is not significantly irritating. But still need to pay attention to avoid prolonged contact or inhalation, avoid contact with the skin and eyes. During use, attention should be paid to taking appropriate protective measures, such as wearing gloves, goggles and protective clothing. In addition, it should be stored in a closed container, away from fire and oxidizing agents, and used in a well-ventilated area. In case of leakage, appropriate cleaning and treatment measures shall be taken promptly.
Please note that the above content is for reference only. Please read the detailed safety information and operating instructions provided by the manufacturer carefully before use, and follow the correct chemical experiment operating procedures.
Nature:
1,3-bis (1-methyllethoxy) benzene have a relatively low boiling point and flash point. It is partially soluble in water and can be dissolved in many organic solvents, such as ethanol, acetone and dimethylformamide.
Use:
1,3-bis (1-methyllethoxy) benzene have a variety of uses in chemistry and medicine. It can be used as a solvent and reagent in organic synthesis. In addition, it is also widely used in the preparation of pharmaceutical intermediates, such as acrylic acid, acrylate, aldehydes and carboxylic acids.
Preparation Method:
The preparation of 1,3-bis (1-methyllethoxy) benzene can be carried out by the following steps:
Step 1: Benzene and bromopropane are heated and reacted in the presence of activated carbon to generate 1-bromo-3-isopropylbenzene.
Step 2: 1-bromo-3-isopropylbenzene is reacted with isopropanol in the presence of potassium hydroxide to generate 1,3-bis (1-methyllethoxy) benzene.
Safety Information:
1,3-bis (1-methyllethoxy) benzene has low toxicity under routine use and is not significantly irritating. But still need to pay attention to avoid prolonged contact or inhalation, avoid contact with the skin and eyes. During use, attention should be paid to taking appropriate protective measures, such as wearing gloves, goggles and protective clothing. In addition, it should be stored in a closed container, away from fire and oxidizing agents, and used in a well-ventilated area. In case of leakage, appropriate cleaning and treatment measures shall be taken promptly.
Please note that the above content is for reference only. Please read the detailed safety information and operating instructions provided by the manufacturer carefully before use, and follow the correct chemical experiment operating procedures.
Last Update：2024-04-09 20:52:54
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