775053

Lithium bis(trimethylsilyl)amide solution

0.5 M in 2-methyltetrahydrofuran

• Synonym(s): Hexamethyldisilazane lithium salt
• Linear Formula: [(CH₃)₃Si]₂NLi
• CAS Number: 4039-32-1
• Molecular Weight: 167.33
• Beilstein: 3567910
• MDL number: MFCD00008261
• PubChem Substance ID: 329767733
• NACRES: NA.22

Properties

• form: liquid
• Quality Level: 100
• greener alternative product characteristics: Safer Solvents and Auxiliaries; Use of Renewable Feedstocks; Inherently Safer Chemistry for Accident Prevention; Learn more about the Principles of Green Chemistry.
• concentration: 0.5 M in 2-methyltetrahydrofuran
• density: 0.857 g/mL at 25 °C
• greener alternative category: Aligned
• SMILES string: [Li]N([Si](C)(C)C)[Si](C)(C)C
• InChI: 1S/C6H18NSi2.Li/c1-8(2,3)7-9(4,5)6;/h1-6H3;/q-1;+1
• InChI key: YNESATAKKCNGOF-UHFFFAOYSA-N

Description

General description

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product, 0.5 M in 2-methyltetrahydrofuran aligns with Safer Solvents and Auxiliaries, Use of Renewable Feedstocks and Inherently Safer Chemistry for Accident Prevention. Click here for more information.

Application

Significantly accelerated the polymerization of phenylacetylene in conjunction with rhodium(I) catalysis.

Strong organic base in greener solvent, 2-methyltetrahydrofuran (2-MeTHF).

2-Methyltetrahydrofuran (2-MeTHF): A Biomass-Derived Solvent with Broad Application in Organic Chemistry

Packaging

4×25, 100, 800 mL in Sure/Seal™

The 25 mL Sure/Seal^™ bottle is recommended as a single-use bottle. Repeated punctures will likely result in decreased performance of product.

Legal Information

Sure/Seal is a trademark of Sigma-Aldrich Co. LLC

Safety Information

• Pictograms: GHS02,GHS05,GHS07
• Signal Word: Danger
• Hazard Statements: H225 - H251 - H302 - H314
• Precautionary Statements: P210 - P235 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Self-heat. 1 - Skin Corr. 1B
• Supplementary Hazards: EUH014 - EUH019
• Storage Class Code: 4.2 - Pyrophoric and self-heating hazardous materials
• WGK: WGK 2
• Flash Point(F): 8.6 °F
• Flash Point(C): -13 °C