Sodium bis(trimethylsilyl)amide, 98%
Sodium bis(trimethylsilyl)amide, 98%
Sodium bis(trimethylsilyl)amide, 98%
Thermo Scientific Chemicals

Sodium bis(trimethylsilyl)amide, 98%

CAS: 1070-89-9 | C6H18NNaSi2 | 183.377 g/mol
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2 g
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50 g
Catalog number 033505.09
also known as 033505-09
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88.70
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Quantity:
10 g
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Price (USD)
88.70
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Chemical Identifiers
CAS1070-89-9
IUPAC Namesodium bis(trimethylsilyl)azanide
Molecular FormulaC6H18NNaSi2
InChI KeyWRIKHQLVHPKCJU-UHFFFAOYSA-N
SMILES[Na+].C[Si](C)(C)[N-][Si](C)(C)C
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SpecificationsSpecification SheetSpecification Sheet
Appearance (Color)White to pale cream or pale yellow
FormPowder or crystalline powder
Assay (Non-aqueous acid-base Titration)≥97.5 to ≤102.5%
Melting point171-175°C
Sodium bis(trimethylsilyl)amide is used as a base in organic synthesis as well as to deprotonate other compounds containing weakly acidic O-H, S-H, and N-H bonds. It is used to prepare amines by reacting with alkyl halides. It finds application in certain organic reactions viz. generation of carbenes by dehydrohalogenation of halocarbons and Wittig reagents by deprotonation of phosphonium salts. It accelerates the polymerization of pheneylacetylene in conjunction with rhodium(I) catalysis. Furthermore, it is used for the preparation of lanthanide complexes.

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