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262714

Sigma-Aldrich

Sodium

99.95% trace metals basis, ingot

Synonym(s):

Sodium metal

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About This Item

Empirical Formula (Hill Notation):
Na
CAS Number:
7440-23-5
Molecular Weight:
22.99
EC Number:
231-132-9
MDL number:
MFCD00085307
UNSPSC Code:
12352300
PubChem Substance ID:
24855921
NACRES:
NA.22

vapor pressure

1 mmHg ( 440 °C)
1 mmHg ( 440 °C)

Quality Level

100

assay

99.95% trace metals basis

form

ingot

reaction suitability

reagent type: reductant

resistivity

4.69 μΩ-cm, 20°C

bp

883 °C (lit.)

mp

97.8 °C (lit.)

SMILES string

[Na]

InChI

1S/Na

InChI key

KEAYESYHFKHZAL-UHFFFAOYSA-N

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Application

Covalent functionalization modifier for carbon nanotubes

Reactant involved in:
  • Synthesis of atrane complexes
  • Zintl phases
  • Sodium dislodging for depolymerization
  • Graphitization of aerogel-like carbons

Packaging

Packaged under nitrogen in ampules.

pictograms

FlameCorrosion
GHS02,GHS05

signalword

Danger

hcodes

H260,H314

Hazard Classifications

Skin Corr. 1B - Water-react 1

supp_hazards

EUH014

Storage Class

4.3 - Hazardous materials which set free flammable gases upon contact with water

wgk_germany

WGK 1

flash_point_f

179.6 °F

flash_point_c

82 °C

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
MKCQ4350
MKCP4167
MKCN8180
MKCM5764
MKCL7805

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Sodium

Jinfeng Zhang et al.
Inorganic chemistry, 50(19), 9564-9570 (2011-09-10)
A series of sodium and aluminum atrane complexes of Na(3)L(THF)(5) (1), [AlLMe][Na(4)L(THF)(6)] (2), AlL(THF) (3), AlNaLMe(THF)(2) (4), and AlNaLOBn(THF)(2) (5), wherein L = tris(2-oxy-4,6-di-tert-butyl-benzyl)amine, were synthesized and characterized by NMR, X-ray crystallography, and elemental analysis. The trinuclear sodium atrane complex
H. He, et al.,
Inorganic Chemistry, 50, 8376-8383 (2011)
Graphitization of aerogel-like carbons in molten sodium metal
Z. Xu, et al.,
Carbon, 49, 3385-3387 (2011)
Jean-Yves Mevellec et al.
Journal of the American Chemical Society, 133(42), 16938-16946 (2011-09-20)
We present a systematic Raman study over a range of excitation energies of arc discharge single-walled carbon nanotubes (SWCNTs) covalently functionalized according to two processes, esterification and reductive alkylation. The SWCNTs are characterized by resonance Raman spectroscopy at each step
M. Guzman-Castillo, et al.,
Microporous Mater., 143, 375-382 (2011)
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