213292
Sulfur
99.998% trace metals basis
Sinónimos:
Sulfur, Brimstone, Sulphur (alternative spelling)
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Acerca de este artículo
Fórmula empírica (notación de Hill):
S
Número CAS:
Peso molecular:
32.07
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12141912
EC Number:
231-722-6
MDL number:
Assay:
99.998% trace metals basis
Form:
powder or flakes
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Permítanos ayudarleInChI key
NINIDFKCEFEMDL-UHFFFAOYSA-N
InChI
1S/S
SMILES string
[S]
vapor density
8.9 (vs air)
vapor pressure
1 mmHg ( 183.8 °C), 10 mmHg ( 246 °C)
assay
99.998% trace metals basis
form
powder or flakes
Quality Level
autoignition temp.
450 °F
resistivity
2E23 μΩ-cm, 20°C
bp
444.7 °C (lit.)
mp
112.8 °C (rhombic) (lit.), 117-120 °C (lit.), 119.0 °C (monoclinic) (lit.)
density
2.07 g/mL at 25 °C
Categorías relacionadas
General description
Elemental sulfur exists in thirty different solid allotropes of which orthorhombic sulfur is the only thermodynamically stable form under normal temperature and pressure. It dissolves in a number of organic solvents and forms a large number of oxyacids. Sulfur is generally highly reactive; the S8 ring of elemental sulfur is easily broken by a number of nucleophilic reactants. The hydroxyl ions react with S at about 100oC.
Application
- Electrochemical Applications: Key component in Lithium-Sulfur (Li-S) batteries, offering higher energy density compared to traditional lithium-ion batteries; Semiconductor Sensitization of thin films (CdS/CdSe/ZnS) that enhance solar cell efficiency.
- Synthesis and Catalysts: Employed in the development of various catalysts due to its reactivity; Precursor in Reactions (sulfurization of metals and compounds).
Features and Benefits
•High Purity: 99.998% purity ensures minimal contamination, consistency and reproducibility in manufacturing processes. Ideal for sensitive applications, crucial for performance. In applications like Li-S batteries and solar cells, trace metals can negatively impact performance and stability.
•Versatile Reactivity: Can participate in a wide range of chemical reactions, useful for synthesis and catalysis.
•Tailorable Properties: Properties can be modified for specific applications, enhancing its functionality.
•Versatile Reactivity: Can participate in a wide range of chemical reactions, useful for synthesis and catalysis.
•Tailorable Properties: Properties can be modified for specific applications, enhancing its functionality.
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Warning
hcodes
Hazard Classifications
Skin Irrit. 2
Clase de almacenamiento
4.1B - Flammable solid hazardous materials
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type P3 (EN 143) respirator cartridges
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Preparation and electrochemical properties of lithium-sulfur polymer batteries
Journal of Power Sources, 109(1), 89-97 (2002)
Effects of Nanosized Adsorbing Material on Electrochemical Properties of Sulfur Cathodes for LiOS Secondary Batteries
Journal of the Electrochemical Society, 151(6), A791-A795 (2004)
Multilayered semiconductor (CdS/CdSe/ZnS)-sensitized TiO2 mesoporous solar cells: all prepared by successive ionic layer adsorption and reaction processes.
Chemistry of Materials, 22(19), 5636-5643 (2010)
Lingli Huang et al.
Science advances, 6(47) (2020-11-20)
Low-dimensional materials usually exhibit mechanical properties from those of their bulk counterparts. Here, we show in two-dimensional (2D) rhenium disulfide (ReS2) that the fracture processes are dominated by a variety of previously unidentified phenomena, which are not present in bulk
Gulluzar Bastug et al.
The Journal of organic chemistry, 78(18), 9303-9308 (2013-08-14)
The newly prepared complex [Pd(IPr*(OMe))(cin)(Cl)] provides high catalytic activity for carbon-sulfur cross-coupling reactions. Nonactivated and deactivated aryl halides were successfully coupled with a large variety of aryl- and alkylthiols using this well-defined palladium N-heterocyclic carbene (NHC) complex.
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