Lithium bis(trimethylsilyl)amide
1.0 M solution in THF, MKSeal
- Product Code: 88704
Alias:
Lithium bis(trimethylsilyl)amide; lithium hexamethyldisilazide, lithium bistrimethylsilylamide
CAS:
4039-32-1
| Molecular Weight: | 167.33 g./mol | Molecular Formula: | C₆H₁₈LiNSi₂ |
|---|---|---|---|
| EC Number: | 223-725-6 | MDL Number: | MFCD00008261 |
| Melting Point: | 73°C | Boiling Point: | 55-56 °C |
| Density: | 0.891 g/mL at 25 °C | Storage Condition: | 2~8 ℃ |
Product Description:
Lithium bis(trimethylsilyl)amide is widely used as a strong, non-nucleophilic base in organic synthesis. It is particularly valuable in deprotonation reactions, where it facilitates the generation of carbanions from weakly acidic compounds. This makes it essential in the preparation of enolates, which are key intermediates in aldol reactions and other carbon-carbon bond-forming processes. Additionally, it is employed in the synthesis of organometallic compounds, where its ability to remove protons without interfering with the metal center is crucial. The chemical is also utilized in the production of specialty chemicals, including pharmaceuticals and agrochemicals, where precise control over reaction conditions is required. Its role in polymerization processes, particularly in anionic polymerization, further highlights its versatility in industrial applications.
Product Specification:
| Test | Specification |
|---|---|
| APPEARANCE | PALE YELLOW TO AMBER LIQUID |
| Concentration | 1.0 M |
| Infrared spectrum | Conforms to Structure |
| NMR | Conforms to Structure |
Sizes / Availability / Pricing:
| Size (g) | Availability | Price | Quantity |
|---|---|---|---|
| 100.000 | 10-20 days | $78.43 |
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| 500.000 | 10-20 days | $214.63 |
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| 1000.000 | 10-20 days | $323.11 |
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Lithium bis(trimethylsilyl)amide
Lithium bis(trimethylsilyl)amide is widely used as a strong, non-nucleophilic base in organic synthesis. It is particularly valuable in deprotonation reactions, where it facilitates the generation of carbanions from weakly acidic compounds. This makes it essential in the preparation of enolates, which are key intermediates in aldol reactions and other carbon-carbon bond-forming processes. Additionally, it is employed in the synthesis of organometallic compounds, where its ability to remove protons without interfering with the metal center is crucial. The chemical is also utilized in the production of specialty chemicals, including pharmaceuticals and agrochemicals, where precise control over reaction conditions is required. Its role in polymerization processes, particularly in anionic polymerization, further highlights its versatility in industrial applications.
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