Potassium bis(trimethylsilyl)amide
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- $11 - $5500
- Product name: Potassium bis(trimethylsilyl)amide
- CAS: 40949-94-8
- MF: C6H18KNSi2
- MW: 199.48
- EINECS:424-100-2
- MDL Number:MFCD00010330
- Synonyms:1,1,1,3,3,3-HEXAMETHYLDISILAZANE POTASSIUM SALT;HEXAMETHYLDISLAZANE POTASSIUM SALT;POTASSIUM BIS(TRIMETHYLSILYL)AMIDE;POTASSIUMHEXAMETHYLDISILAZANE;POTASSIUM HEXAMETHYLDISLAZANE;PotassiumhexamethyldislazaneinTHF;Potassiumbis(trimethylsilyl)amide11%intoluene;Hexamethyldislazanepotassiumsalt12%toluene
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- AK Scientific
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- ManufacturerAHH
- Product numberMT-21581
- Product descriptionPotassium bis(trimethylsilyl)amide 98%
- Packaging500g
- Price$828
- Updated2021-12-16
- Buy
- ManufacturerAHH
- Product numberMT-21581
- Product descriptionPotassium bis(trimethylsilyl)amide 97%
- Packaging500g
- Price$828
- Updated2026-05-25
- Buy
- ManufacturerAHH
- Product numberMT-21581
- Product descriptionPotassium bis(trimethylsilyl)amide 97%
- Packaging500g
- Price$828
- Updated2026-05-26
- Buy
- ManufacturerAK Scientific
- Product number1196AP
- Product descriptionPotassiumbis(trimethylsilyl)amidesolution15%intoluene
- Packaging5mL
- Price$27
- Updated2021-12-16
- Buy
- ManufacturerAtlantic Research Chemicals
- Product numberXS10162
- Product descriptionPotassium Bis(trimethylsilyl)amide (15% in PhMe) 95
- Packaging25g
- Price$25.4
- Updated2026-05-23
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- ManufacturerAtlantic Research Chemicals
- Product numberXS10162
- Product descriptionPotassium Bis(trimethylsilyl)amide (15% in PhMe) 95
- Packaging1g
- Price$12.7
- Updated2026-05-23
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- ManufacturerAtlantic Research Chemicals
- Product numberXS10162
- Product descriptionPotassium Bis(trimethylsilyl)amide (15% in PhMe) 95
- Packaging10g
- Price$19.05
- Updated2026-05-23
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- ManufacturerAtlantic Research Chemicals
- Product numberXS10162
- Product descriptionPotassium Bis(trimethylsilyl)amide (15% in PhMe) 95
- Packaging50g
- Price$44.45
- Updated2026-05-23
- Buy
- ManufacturerAtlantic Research Chemicals
- Product numberXS10162
- Product descriptionPotassiumBis(trimethylsilyl)amide(15%inPhMe) 95%
- Packaging50gm:
- Price$88.36
- Updated2021-12-16
- Buy
- ManufacturerChem-Impex
- Product number46596
- Product descriptionPotassium bis(trimethylsilyl)amide solution, 0.5 M in toluene 0.47-0.58M(≥96%TotalalkalinityasKHMDS)
- Packaging2KG
- Price$573.5
- Updated2026-05-19
- Buy
- ManufacturerChem-Impex
- Product number36624
- Product descriptionPotassium bis(trimethylsilyl)amide ≥96%(Assay)
- Packaging250G
- Price$880
- Updated2026-05-19
- Buy
- ManufacturerChem-Impex
- Product number46595
- Product descriptionPotassium bis(trimethylsilyl)amide solution, 20% in THF 19-21%(Assay)
- Packaging15KG
- Price$5500
- Updated2026-05-19
- Buy
- ManufacturerChem-Impex
- Product number46596
- Product descriptionPotassium bis(trimethylsilyl)amide solution, 0.5 M in toluene 0.47-0.58M(≥96%TotalalkalinityasKHMDS)
- Packaging1KG
- Price$296.8
- Updated2026-05-19
- Buy
- ManufacturerChem-Impex
- Product number36624
- Product descriptionPotassium bis(trimethylsilyl)amide ≥96%(Assay)
- Packaging100G
- Price$360
- Updated2026-05-19
- Buy
- ManufacturerChem-Impex
- Product number46595
- Product descriptionPotassium bis(trimethylsilyl)amide solution, 20% in THF 19-21%(Assay)
- Packaging1KG
- Price$410
- Updated2026-05-19
- Buy
- ManufacturerChem-Impex
- Product number46595
- Product descriptionPotassium bis(trimethylsilyl)amide solution, 20% in THF 19-21%(Assay)
- Packaging100G
- Price$60
- Updated2026-05-19
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| AHH | MT-21581 | Potassium bis(trimethylsilyl)amide 98% | 500g | $828 | 2021-12-16 | Buy |
| AHH | MT-21581 | Potassium bis(trimethylsilyl)amide 97% | 500g | $828 | 2026-05-25 | Buy |
| AHH | MT-21581 | Potassium bis(trimethylsilyl)amide 97% | 500g | $828 | 2026-05-26 | Buy |
| AK Scientific | 1196AP | Potassiumbis(trimethylsilyl)amidesolution15%intoluene | 5mL | $27 | 2021-12-16 | Buy |
| Atlantic Research Chemicals | XS10162 | Potassium Bis(trimethylsilyl)amide (15% in PhMe) 95 | 25g | $25.4 | 2026-05-23 | Buy |
| Atlantic Research Chemicals | XS10162 | Potassium Bis(trimethylsilyl)amide (15% in PhMe) 95 | 1g | $12.7 | 2026-05-23 | Buy |
| Atlantic Research Chemicals | XS10162 | Potassium Bis(trimethylsilyl)amide (15% in PhMe) 95 | 10g | $19.05 | 2026-05-23 | Buy |
| Atlantic Research Chemicals | XS10162 | Potassium Bis(trimethylsilyl)amide (15% in PhMe) 95 | 50g | $44.45 | 2026-05-23 | Buy |
| Atlantic Research Chemicals | XS10162 | PotassiumBis(trimethylsilyl)amide(15%inPhMe) 95% | 50gm: | $88.36 | 2021-12-16 | Buy |
| Chem-Impex | 46596 | Potassium bis(trimethylsilyl)amide solution, 0.5 M in toluene 0.47-0.58M(≥96%TotalalkalinityasKHMDS) | 2KG | $573.5 | 2026-05-19 | Buy |
| Chem-Impex | 36624 | Potassium bis(trimethylsilyl)amide ≥96%(Assay) | 250G | $880 | 2026-05-19 | Buy |
| Chem-Impex | 46595 | Potassium bis(trimethylsilyl)amide solution, 20% in THF 19-21%(Assay) | 15KG | $5500 | 2026-05-19 | Buy |
| Chem-Impex | 46596 | Potassium bis(trimethylsilyl)amide solution, 0.5 M in toluene 0.47-0.58M(≥96%TotalalkalinityasKHMDS) | 1KG | $296.8 | 2026-05-19 | Buy |
| Chem-Impex | 36624 | Potassium bis(trimethylsilyl)amide ≥96%(Assay) | 100G | $360 | 2026-05-19 | Buy |
| Chem-Impex | 46595 | Potassium bis(trimethylsilyl)amide solution, 20% in THF 19-21%(Assay) | 1KG | $410 | 2026-05-19 | Buy |
| Chem-Impex | 46595 | Potassium bis(trimethylsilyl)amide solution, 20% in THF 19-21%(Assay) | 100G | $60 | 2026-05-19 | Buy |
Properties
Melting point :194-195°C
Boiling point :111 °C
Density :0.877 g/mL at 25 °C
vapor density :3.2 (vs air)
vapor pressure :54 mm Hg ( 25 °C)
refractive index :1.4920
Flash point :45 °F
storage temp. :Refrigerator
solubility :Miscible with terahydrofuran, ether, benzene and toluene.
form :Liquid
Specific Gravity :0.877
color :clear to slightly hazy yellow
Water Solubility :Reacts with water.
Hydrolytic Sensitivity :8: reacts rapidly with moisture, water, protic solvents
Sensitive :Moisture Sensitive
BRN :4006754
InChI :1S/C6H18NSi2.K/c1-8(2,3)7-9(4,5)6;/h1-6H3;/q-1;+1
InChIKey :IUBQJLUDMLPAGT-UHFFFAOYSA-N
SMILES :C[Si](C)(C)N([K])[Si](C)(C)C
CAS DataBase Reference :40949-94-8(CAS DataBase Reference)
EPA Substance Registry System :Silanamine, 1,1,1-trimethyl-N-(trimethylsilyl)-, potassium salt (1:1) (40949-94-8)
Boiling point :111 °C
Density :0.877 g/mL at 25 °C
vapor density :3.2 (vs air)
vapor pressure :54 mm Hg ( 25 °C)
refractive index :1.4920
Flash point :45 °F
storage temp. :Refrigerator
solubility :Miscible with terahydrofuran, ether, benzene and toluene.
form :Liquid
Specific Gravity :0.877
color :clear to slightly hazy yellow
Water Solubility :Reacts with water.
Hydrolytic Sensitivity :8: reacts rapidly with moisture, water, protic solvents
Sensitive :Moisture Sensitive
BRN :4006754
InChI :1S/C6H18NSi2.K/c1-8(2,3)7-9(4,5)6;/h1-6H3;/q-1;+1
InChIKey :IUBQJLUDMLPAGT-UHFFFAOYSA-N
SMILES :C[Si](C)(C)N([K])[Si](C)(C)C
CAS DataBase Reference :40949-94-8(CAS DataBase Reference)
EPA Substance Registry System :Silanamine, 1,1,1-trimethyl-N-(trimethylsilyl)-, potassium salt (1:1) (40949-94-8)
Safety Information
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Description
Used in the preparation of lanthanide complexes, selective cyclization reactions, and as an anionic initiator for polymerization. Potassium bis(trimethylsilyl)amide is used in the preparation of lanthanide complexes and employed in selective cyclization reactions. It is used as an anionic initiator in the polymerization reactions to prepare poly(ethylene oxide). As a strong base, it is used in the alkylation carbonyl compounds.More related product prices
Potassium iodide Methyltrichlorosilane N-(Trimethylsilyl)acetamide 145069-56-3 Hexamethyldisilazane Lithium bis(trimethylsilyl)amide Azidotrimethylsilane Fomesafen Potassium sorbate Dichlorodimethylsilane Potassium citrate Hexamethyldisilane Tris Base Potassium chloride tert-Butyldimethylsilyl chloride Methyltriethoxysilane Hexamethyldisiloxane 14588-08-0 Sodium bis(trimethylsilyl)amideRelated product price
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Suppliers and manufacturers
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potassium bis(trimethylsilyl)amide
CAS:40949-94-8
