dibutyl(dimethoxy)silane
Di-n-butyldimethoxysilane
CAS: 18132-63-3
Molecular Formula: C10H24O2Si
dibutyl(dimethoxy)silane - Names and Identifiers
| Name | Di-n-butyldimethoxysilane |
| Synonyms | dibutyldimethoxysilane dibutyl(dimethoxy)silane Silane, dibutyldimethoxy- Di-n-butyldimethoxysilane DI-N-BUTYLDIMETHOXYSILANE |
| CAS | 18132-63-3 |
| InChI | InChI=1/C10H24O2Si/c1-5-7-9-13(11-3,12-4)10-8-6-2/h5-10H2,1-4H3 |
dibutyl(dimethoxy)silane - Physico-chemical Properties
| Molecular Formula | C10H24O2Si |
| Molar Mass | 204.38 |
| Density | 0,861 g/cm3 |
| Boling Point | 125°C 50mm |
| Flash Point | 103°C |
| Vapor Presure | 0.621mmHg at 25°C |
| Specific Gravity | 0.861 |
| Sensitive | 7: reacts slowly with moisture/water |
| Refractive Index | 1.4187 |
dibutyl(dimethoxy)silane - Risk and Safety
| 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. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
| TSCA | Yes |
dibutyl(dimethoxy)silane - Introduction
Di-n-butyldimethoxysilane is an organosilicon compound with the following properties:
1. Appearance: colorless liquid.
2. Molecular formula:(C4H9)2Si(OCH3)2.
3. Boiling point: About 150-160 degrees Celsius.
4. Melting Point: About -90 degrees Celsius.
5. Density: about 0.8 g/mL.
6. Solubility: Soluble in organic solvents such as ethanol, dimethylformamide, etc.
Di-n-butyldimethoxysilane main uses are as follows:
1. As a Silicone Monomer: can be used to prepare polysiloxane, composite materials and polymer materials.
2. As a lubricant: can be used for lubricating oil, grease and lubricating paste.
3. As a surfactant: can be used in paint, ink and leather processing industries.
4. As a crosslinking agent: it can be used to prepare silica gel, silicone rubber and silicone.
Di-n-butyldimethoxysilane preparation method generally through the following steps:
1. Reacting n-butyl trichlorosilane with methanol to generate di-n-butyl dimethyloxysilane.
2. Reacting di-n-butyl dimethyloxysilane with methyl iodide to generate Di-n-butyldimethoxysilane.
About safety information:
1. Di-n-butyldimethoxysilane irritating to eyes and skin, rinse with water immediately after contact.
2. Use should pay attention to avoid inhalation of steam or dust, should be equipped with appropriate ventilation facilities.
3. Should be stored in a cool, dry, well-ventilated place, away from fire and oxidant.
4. Use appropriate personal protective equipment, such as gloves, glasses and protective clothing.
5. In the use or storage process, should comply with the relevant laws and regulations and safety procedures.
Please note that the above information is for reference only, and the specific operation and application should be determined according to the actual situation and the specific material safety data sheet.
1. Appearance: colorless liquid.
2. Molecular formula:(C4H9)2Si(OCH3)2.
3. Boiling point: About 150-160 degrees Celsius.
4. Melting Point: About -90 degrees Celsius.
5. Density: about 0.8 g/mL.
6. Solubility: Soluble in organic solvents such as ethanol, dimethylformamide, etc.
Di-n-butyldimethoxysilane main uses are as follows:
1. As a Silicone Monomer: can be used to prepare polysiloxane, composite materials and polymer materials.
2. As a lubricant: can be used for lubricating oil, grease and lubricating paste.
3. As a surfactant: can be used in paint, ink and leather processing industries.
4. As a crosslinking agent: it can be used to prepare silica gel, silicone rubber and silicone.
Di-n-butyldimethoxysilane preparation method generally through the following steps:
1. Reacting n-butyl trichlorosilane with methanol to generate di-n-butyl dimethyloxysilane.
2. Reacting di-n-butyl dimethyloxysilane with methyl iodide to generate Di-n-butyldimethoxysilane.
About safety information:
1. Di-n-butyldimethoxysilane irritating to eyes and skin, rinse with water immediately after contact.
2. Use should pay attention to avoid inhalation of steam or dust, should be equipped with appropriate ventilation facilities.
3. Should be stored in a cool, dry, well-ventilated place, away from fire and oxidant.
4. Use appropriate personal protective equipment, such as gloves, glasses and protective clothing.
5. In the use or storage process, should comply with the relevant laws and regulations and safety procedures.
Please note that the above information is for reference only, and the specific operation and application should be determined according to the actual situation and the specific material safety data sheet.
Last Update：2024-04-10 22:29:15
