Silicon carbide - Materials / Alfa Chemistry

NAVIGATION

Silicon carbide

PRICE INQUIRY

Catalog Number

ACMA00014376

Product Name

Silicon carbide

Category

SiC

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

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)

Purity

0.9999

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

Color/Form

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

Complexity

Compound Is Canonicalized

Yes

Covalently-Bonded Unit Count

Defined Atom Stereocenter Count

Defined Bond Stereocenter Count

Deprecated CAS

12504-67-5, 145583-77-3, 146915-55-1, 148031-02-1, 152024-73-2, 154643-50-2, 156131-38-3, 160073-05-2, 167972-08-9, 215780-01-1, 37231-85-9, 54500-13-9, 63686-94-2, 66039-27-8, 76647-55-7, 78544-49-7, 84149-55-3, 86755-24-0, 92843-12-4, 259092-53-0, 288149-69-9, 95918-00-6, 1192824-22-8, 1356922-63-8, 1402835-26-0, 1454308-15-6, 1894216-33-1, 1962125-53-6, 577973-56-9, 2242727-07-5, 2245272-65-3

EC Number

206-991-8

Exact Mass

39.976926534g/mol

Formal Charge

Heavy Atom Count

Hydrogen Bond Acceptor Count

Hydrogen Bond Donor Count

ICSC Number

1061

Ionization Potential

9.30 eV;9.30 eV

Isotope Atom Count

MeSH Entry Terms

Crystar;silicon carbide

Monoisotopic Mass

39.976926534g/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

Topological Polar Surface Area

0Å²

Undefined Atom Stereocenter Count

Undefined Bond Stereocenter Count

Vapor Pressure

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

MSDS