CAS 409-21-2 Silicon Carbide Nanoparticle Dispersion

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Silicon Carbide Nanoparticle Dispersion

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Catalog Number

ACM409212-4

CAS Number

409-21-2

Product Name

Silicon Carbide Nanoparticle Dispersion

Structure

Category

Windows & Spheres; Nanoparticles

Synonyms

methanidylidynesilicon; Carborundum; Silicon monocarbide; Betarundum Carborundeum; carbon silicide; Green densic; Silicon Carbide nanopowder suspension, aqueous Silicon Carbide nanoparticle solution, Silicon Carbide nanofluid

Description

Silicon carbide appears as yellow to green to bluish-black, iridescent crystals. Sublimes with decomposition at 2700°C. Density 3.21 g cm-3. Insoluble in water. Soluble in molten alkalis (NaOH, KOH) and molten iron.;DryPowder; DryPowder, PelletsLargeCrystals; DryPowder, WetSolid; OtherSolid; PelletsLargeCrystals;YELLOW-TO-GREEN-TO-BLUE-TO-BLACK CRYSTALS, DEPENDING ON PURITY.;Yellow to green to bluish-black, iridescent crystals.;Yellow to green to bluish-black, iridescent crystals.

IUPAC Name

methanidylidynesilanylium

Molecular Weight

40.096g/mol

Molecular Formula

SiC;SiC;CSi

Canonical SMILES

[C-]#[Si+]

InChI

InChI=1S/CSi/c1-2

InChI Key

HBMJWWWQQXIZIP-UHFFFAOYSA-N

Boiling Point

Sublimes (NIOSH, 2016);Sublimes;Sublimes

Melting Point

4892 °F (Sublimes) (NIOSH, 2016);2600 °C;4892°F (sublimes);4892°F (Sublimes)

Density

3.23 (NIOSH, 2016);3.23;3.2 g/cm³;3.23;3.23

Solubility

Insoluble (NIOSH, 2016);INSOL IN COLD WATER, HOT WATER, & ACID; SOL IN FUSED POTASSIUM HYDROXIDE;INSOL IN ALCOHOL; SOL IN MOLTEN IRON;Solubility in water: none;Insoluble

Appearance

Liquid dispersion

Color/Form

EXCEEDINGLY HARD, GREEN TO BLUISH-BLACK, IRIDESCENT, SHARP CRYSTALS;HEXAGONAL OR CUBIC;Yellow to green to bluish black, iridescent crystals.

Complexity

Covalently-Bonded Unit Count

EC Number

206-991-8

Exact Mass

39.976927g/mol

Formal Charge

Hazard Statements

H315-H319-H335

Heavy Atom Count

ICSC Number

1061

MDL Number

MFCD00049531

MeSH Entry Terms

Crystar;silicon carbide

Monoisotopic Mass

39.976927g/mol

Other Experimental

DIELECTRIC CONSTANT: 7.0; HARDNESS: 9.5; ELECTRON MOBILITY: GREATER THAN 100 SQ CM/VOLT-SEC; HOLE MOBILITY: GREATER THAN 20 SQ CM/VOLT-SEC; BAND GAP ENERGY: 2.8 ELECTRON-VOLTS;SUBLIMES WITH DECOMPOSITION AT 2700 °C;EXCELLENT THERMAL CONDUCTIVITY; ELECTRICALLY CONDUCTIVE; RESISTS OXIDATION AT HIGHER TEMPERATURES

Refractive Index

INDEX OF REFRACTION: 2.654; 2.697

Rotatable Bond Count

RTECS Number

VW0450000

Safety Description

26-36

Signal Word

Warning

Vapor Pressure

0 mm Hg (approx) (NIOSH, 2016);0 mmHg (approx);0 mmHg (approx)

MSDS