Potassium hexamethyldisilazide solution, 0.5… 40949-94-8

Name: Potassium hexamethyldisilazide solution, 0.5 M in Toluene
Brand: Vaqora Chemicals
SKU: VQ-000085

About Potassium hexamethyldisilazide solution, 0.5 M in Toluene

Vaqora Chemicals supplies Potassium hexamethyldisilazide solution, 0.5 M in Toluene, an analytical reagent registered under CAS number 40949-94-8. Its molecular formula is C6H18KNSi2 and its molecular weight is 199.48 g/mol. Systematically, it is named potassium bis(trimethylsilyl)azanide. Common synonyms include Potassium bis(trimethylsilyl)amide and Potassium Hexamethyldisilazide.

The material typically appears as a colourless to yellow liquid. Store in a tightly closed container in a cool, dry and well-ventilated place. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include laboratory analysis and research and development. It is used across academic and industrial research.

Standard pack sizes are 100 mL and 500 mL, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

Laboratory analysis
Research & development

Industries

Specifications & identifiers

Chemical identifiers
Product name	Potassium hexamethyldisilazide solution, 0.5 M in Toluene
Catalogue No.	VQ-000085
CAS Number	40949-94-8
IUPAC name	potassium bis(trimethylsilyl)azanide
Molecular formula	C₆H₁₈KNSi₂
Molecular weight	199.48 g/mol
Exact mass	199.0615
HSN code	29420090
InChIKey	IUBQJLUDMLPAGT-UHFFFAOYSA-N
SMILES	C[Si](C)(C)[N-][Si](C)(C)C.[K+]
PubChem CID	3251421

Physical properties
Physical form	Solution
Appearance	Colourless to yellow liquid
H-bond donors / acceptors	0 / 1
TPSA	1 Å²
Synonyms	Potassium bis(trimethylsilyl)amide,Hexamethyldisilazane potassium salt, Potassium bis(trimethylsilyl)amide, Silanamine, 1,1,1-trimethyl-N-(trimethylsilyl)-, potassium salt (1:1), Potassium Hexamethyldisilazide, Hexamethyldisilazane potassium salt, Hexamethyldislazane Potassium Salt, potassium hexamethyldislazane, Potassium hexamethyldisilyl azide, potassium 1,1,1,3,3,3-hexamethyl-disilazane, Potassium bis(trimethylsilyl)amide 11% in toluene, 1,1,1,3,3,3-hexamethyldisilazane potassium salt

Safety & hazard information (GHS)

Corrosive

Signal word: Danger

Hazard statements

H314Causes severe skin burns and eye damage
H318Causes serious eye damage

Precautionary statements: P260, P264, P264 + P265, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P321, P363, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 40949-94-8

Extra Pure

Potassium hexamethyldisilazide solution, 0.5 M in Toluene, extra pure

CAS: 40949-94-8
Formula: C₆H₁₈KNSi₂
MW: 199.48 g/mol

VQ-045955

Potassium hexamethyldisilazide solution, 1.0 M in THF

CAS: 40949-94-8
Formula: C₆H₁₈KNSi₂
MW: 199.48 g/mol

VQ-000086

Frequently asked questions

What is the CAS number of Potassium hexamethyldisilazide solution, 0.5 M in Toluene?

The CAS Registry Number of Potassium hexamethyldisilazide solution, 0.5 M in Toluene is 40949-94-8. It is also known as Potassium bis(trimethylsilyl)amide,Hexamethyldisilazane potassium salt, Potassium bis(trimethylsilyl)amide, Silanamine, 1,1,1-trimethyl-N-(trimethylsilyl)-, potassium salt (1:1).

What is the molecular formula and molecular weight of Potassium hexamethyldisilazide solution, 0.5 M in Toluene?

Potassium hexamethyldisilazide solution, 0.5 M in Toluene has the molecular formula C6H18KNSi2 and a molecular weight of 199.48 g/mol. Its IUPAC name is potassium bis(trimethylsilyl)azanide.

Which grade and pack sizes of Potassium hexamethyldisilazide solution, 0.5 M in Toluene can I order?

We supply Potassium hexamethyldisilazide solution, 0.5 M in Toluene, in 100 mL, 500 mL packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Potassium hexamethyldisilazide solution, 0.5 M in Toluene?

Yes. Every lot of Potassium hexamethyldisilazide solution, 0.5 M in Toluene is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Potassium hexamethyldisilazide solution, 0.5 M in Toluene be shipped internationally?

Yes. Potassium hexamethyldisilazide solution, 0.5 M in Toluene is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.