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775053

Lithium bis(trimethylsilyl)amide solution

greener alternative

0.5 M in 2-methyltetrahydrofuran

Synonym(s):

Hexamethyldisilazane lithium salt

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About This Item

Linear Formula:
[(CH3)3Si]2NLi
CAS Number:
4039-32-1
Molecular Weight:
167.33
UNSPSC Code:
12352111
NACRES:
NA.22
PubChem Substance ID:
329767733
MDL number:
MFCD00008261
Beilstein/REAXYS Number:
3567910
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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.

sustainability

Greener Alternative Product

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

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

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

2-Methyltetrahydrofuran (2-MeTHF): A Biomass-Derived Solvent with Broad Application in Organic Chemistry
Significantly accelerated the polymerization of phenylacetylene in conjunction with rhodium(I) catalysis.

Packaging

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

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Danger

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Self-heat. 1 - Skin Corr. 1B

supp_hazards

EUH014,EUH019

Storage Class

4.2 - Pyrophoric and self-heating hazardous materials

wgk

WGK 2

flash_point_f

8.6 °F

flash_point_c

-13 °C

Regulatory Information

危险化学品

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Certificates of Analysis (COA)

Lot/Batch Number
SHBK2144
SHBK3897
SHBK1419
SHBH8486
SHBD5383V

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Macromolecules, 39, 5347-5347 (2006)
Hexamethyldisilazane-mediated controlled polymerization of alpha-amino acid N-carboxyanhydrides.
Hua Lu et al.
Journal of the American Chemical Society, 129(46), 14114-14115 (2007-10-30)
Daniele Fabbri et al.
Environmental science & technology, 42(8), 2957-2963 (2008-05-24)
Using the pyrolysis-gas chromatography-mass spectrometry and off-line pyrolysis/silylation methods for lignites from three Miocene brown coal basins of Poland resulted in the characterization of many organic compounds, including dominant cellulose degradation products such as levoglucosan, 1,6-anhydro-beta-D-glucofuranose, and 1,4:3,6-dianhydroglucopyranose. Levoglucosan is
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Global Trade Item Number

SKUGTIN
775053-100ML04061837675621
775053-800ML04061837675645
775053-4X25ML04061837675638