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398195

Sigma-Aldrich

Lithium tert-butoxide solution

1.0 M in THF

Synonym(s):

tert-Butoxylithium, Lithium 2-methylpropan-2-olate, Lithium t-butoxide, Lithium tert-butylate, Lithium salt of tert-Butyl alcohol

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About This Item

Linear Formula:
(CH3)3COLi
CAS Number:
1907-33-1
Molecular Weight:
80.05
Beilstein:
3620018
MDL number:
MFCD00050479
UNSPSC Code:
12352300
PubChem Substance ID:
24864726
NACRES:
NA.22

form

liquid

Quality Level

100

concentration

1.0 M in THF

bp

67 °C

density

0.888 g/mL at 25 °C

SMILES string

[Li+].CC(C)(C)[O-]

InChI

1S/C4H9O.Li/c1-4(2,3)5;/h1-3H3;/q-1;+1

InChI key

LZWQNOHZMQIFBX-UHFFFAOYSA-N

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Application

Lithium tert-butoxide solution is generally used as a strong base in organic synthesis.
It can be used:
  • For the synthesis of lithium modified silica nano-particles for conductive gel electrolytes.
  • As a catalyst for ring-opening polymerization of lactides.
  • As a lithium precursor for the synthesis of LiV3O8 nanoparticles by flame spray pyrolysis.

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Oral - Carc. 2 - Eye Dam. 1 - Flam. Liq. 2 - Self-heat. 1 - Skin Corr. 1B - STOT SE 3

Target Organs

Central nervous system, Respiratory system

Supplementary Hazards

EUH019

Storage Class Code

4.2 - Pyrophoric and self-heating hazardous materials

WGK

WGK 3

Flash Point(F)

-2.2 °F - closed cup

Flash Point(C)

-19 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
SHBN5251
SHBM2067
SHBL6323
SHBK8406
SHBK1316

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Efficient and controlled polymerization of lactide under mild conditions with a sodium-based catalyst.
Chen HY, et al.
Green Chemistry, 9(10), 1038-1040 (2007)
Electrochemistry of LiV3O8 nanoparticles made by flame spray pyrolysis.
Patey TJ, et al.
Electrochemical and Solid-State Letters, 11(4), A46-A50 (2008)
Solid-phase synthesis of quinoxaline, thiazine, and oxazine analogs through a benzyne intermediate.
Dixon S, et al.
Tetrahedron Letters, 46(43), 7443-7446 (2005)
Gel electrolytes based on lithium modified silica nano-particles.
Sun J, et al.
Electrochimica Acta, 52(24), 7083-7090 (2007)
Teng-Hao Chen et al.
Nature communications, 5, 5131-5131 (2014-10-14)
Metal-organic and covalent organic frameworks are porous materials characterized by outstanding thermal stability, high porosities and modular synthesis. Their repeating structures offer a great degree of control over pore sizes, dimensions and surface properties. Similarly precise engineering at the nanoscale

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