67963-68-2
(4-bromophenoxy)-tert-butyldimethylsilane
CAS: 67963-68-2
Molecular Formula: C12H19BrOSi
67963-68-2 - Names and Identifiers
67963-68-2 - Physico-chemical Properties
| Molecular Formula | C12H19BrOSi |
| Molar Mass | 287.27 |
| Density | 1.174g/mLat 25°C(lit.) |
| Boling Point | 137°C25mm Hg(lit.) |
| Flash Point | 53°F |
| Vapor Presure | 0.0163mmHg at 25°C |
| Appearance | Liquid |
| Specific Gravity | 1.175 |
| Color | Colorless |
| Storage Condition | Sealed in dry,Room Temperature |
| Sensitive | 4: no reaction with water under neutral conditions |
| Refractive Index | n20/D 1.511(lit.) |
67963-68-2 - Risk and Safety
| Risk Codes | R11 - Highly Flammable R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S16 - Keep away from sources of ignition. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S37/39 - Wear suitable gloves and eye/face protection S60 - This material and its container must be disposed of as hazardous waste. S37 - Wear suitable gloves. S23 - Do not breathe vapour. |
| UN IDs | UN 1993 3/PG 2 |
| WGK Germany | 3 |
| TSCA | No |
| HS Code | 29319090 |
| Hazard Class | 3 |
67963-68-2 - Introduction
(4-bromophenoxy)-tert-butyldimethylsilane is an organosilicon compound with the chemical formula C12H17BrOSi. It has the following properties:
1. Appearance: colorless liquid or white solid.
2. solubility: soluble in common organic solvents, such as ethanol and dimethylformamide.
3. melting point: about 48-52 ℃.
4. Boiling point: about 235-237 ℃.
5. flammability: this compound is flammable liquid, should pay attention to fire.
6. instability: this compound may decompose to produce toxic gases.
(4-bromophenoxy)-tert-butyldimethylsilane is mainly used in the field of organic synthesis, the specific uses are as follows:
1. catalyst: it can be used as a supported catalyst to add the body, and used for nucleophilic substitution and coupling reactions in organic synthesis reactions.
2. Synthesis of functional compounds: As a substituent introducing agent, it is used to prepare organic compounds with special properties.
3. silane crosslinking agent: can be used for the synthesis of polymer compounds with silane crosslinking structure.
(4-bromophenoxy)-The preparation of tert-butyldimethylsilane is generally achieved by the following steps:
1. the tert-butyl dimethyl chlorosilane reacts with sodium benzyl to generate tert-butyl dimethyl silyl benzane.
2. Silicarbenz reacts with 4-bromophenol to generate (4-bromophenoxy)-tert-butyldimethylsilane.
Note the following safety information when using this compound:
1. Avoid contact with strong oxidants and strong acids to prevent harmful reactions.
2. Prevent contact with skin, eyes and respiratory tract. In case of accidental contact, rinse immediately with plenty of water and seek medical help.
3. Store in a cool, dry place, away from fire and heat sources.
4. Wear appropriate protective equipment such as gloves, goggles and protective clothing during use.
1. Appearance: colorless liquid or white solid.
2. solubility: soluble in common organic solvents, such as ethanol and dimethylformamide.
3. melting point: about 48-52 ℃.
4. Boiling point: about 235-237 ℃.
5. flammability: this compound is flammable liquid, should pay attention to fire.
6. instability: this compound may decompose to produce toxic gases.
(4-bromophenoxy)-tert-butyldimethylsilane is mainly used in the field of organic synthesis, the specific uses are as follows:
1. catalyst: it can be used as a supported catalyst to add the body, and used for nucleophilic substitution and coupling reactions in organic synthesis reactions.
2. Synthesis of functional compounds: As a substituent introducing agent, it is used to prepare organic compounds with special properties.
3. silane crosslinking agent: can be used for the synthesis of polymer compounds with silane crosslinking structure.
(4-bromophenoxy)-The preparation of tert-butyldimethylsilane is generally achieved by the following steps:
1. the tert-butyl dimethyl chlorosilane reacts with sodium benzyl to generate tert-butyl dimethyl silyl benzane.
2. Silicarbenz reacts with 4-bromophenol to generate (4-bromophenoxy)-tert-butyldimethylsilane.
Note the following safety information when using this compound:
1. Avoid contact with strong oxidants and strong acids to prevent harmful reactions.
2. Prevent contact with skin, eyes and respiratory tract. In case of accidental contact, rinse immediately with plenty of water and seek medical help.
3. Store in a cool, dry place, away from fire and heat sources.
4. Wear appropriate protective equipment such as gloves, goggles and protective clothing during use.
Last Update：2024-04-10 22:29:15
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