Molekula

Potassium bis(trimethylsilyl)amide 1.0M in THF

SKU 90031046 CAS 40949-94-8 [(CH3)3Si]2NK MW 199.48 Available on enquiry

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Potassium bis(trimethylsilyl)amide (KHMDS) is a strong non-nucleophilic base widely used in organic synthesis for deprotonation reactions, enolate formation, and alkylation processes. It is supplied as a 1.0 M solution in tetrahydrofuran (THF) for precise stoichiometric control. This chemical has a CAS number of 40949-94-8, a molecular formula of [(CH3)3Si]2NK, and a molecular weight of 199.48. It should be stored at ambient conditions and handled with caution, as it carries a "Danger" signal word. Molekula supplies Potassium bis(trimethylsilyl)amide 1.0M in THF from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

This substance is available from Molekula on enquiry. Full specification, Safety Data Sheet and Certificate of Analysis documentation are provided with your quotation once our team confirms the grade and pack size you need.

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Overview

SKU: 90031046
CAS Number: 40949-94-8
Molecular Formula: [(CH3)3Si]2NK
Molecular Weight: 199.48
SMILES: C[Si](C)(C)[N-][Si](C)(C)C.[K+]

See all 5 other grades of CAS 40949-94-8 →

Frequently asked questions

What is Potassium bis(trimethylsilyl)amide (1.0M in THF) commonly used for?

This strong non-nucleophilic base is widely used in organic synthesis for deprotonation reactions, such as enolate formation, and as a superbase for highly acidic substrates.

What is the chemical formula and molecular weight of Potassium bis(trimethylsilyl)amide?

The formula is [(CH₃)₃Si]₂NK, and the molecular weight is **199.48 g/mol** (for the free base; the THF solution adjusts the effective concentration).

How should Potassium bis(trimethylsilyl)amide (1.0M in THF) be stored?

Store under an inert atmosphere (e.g., argon or nitrogen) in a tightly sealed container at **ambient temperature**, away from moisture and air.

What purity grades or forms of this product does Molekula supply?

Molekula supplies this product as a **1.0M solution in anhydrous tetrahydrofuran (THF)**, suitable for high-purity synthetic applications.

Can Molekula supply Potassium bis(trimethylsilyl)amide in bulk quantities?

Yes, Molekula can provide this product in bulk, with quantities and packaging tailored to your specific requirements—contact us for details.

What documentation comes with an order of Potassium bis(trimethylsilyl)amide?

Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and a product specification sheet detailing purity, concentration, and handling instructions.

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Molekula has supplied fine chemicals and biochemicals since 1999, and its facilities are ISO 9001:2015 and ISO 14001:2015 certified. Every dispatched batch is logged with a batch number and matched to a Certificate of Analysis, and Safety Data Sheets are available in five languages.