• Name

  SILICON DISULFIDE

• EINECS 237-344-8
• CAS No. 13759-10-9
• Article Data4
• CAS DataBase
• Density 2,02 g/cm3
• Solubility Decomposes in water
• Melting Point 1090 °C
• Formula S₂Si
• Boiling Point 1090°C
• Molecular Weight 92.2175
• Flash Point
• Transport Information
• Appearance white, grey, or brown needels rotten egg smell white, grey, or brown needels
• Safety
• Risk Codes
• Molecular Structure
• Hazard Symbols
• Synonyms Silicondisulfide;
• PSA 64.18000
• LogP 0.91560

Synthetic route

463-58-1

carbon oxide sulfide

7440-21-3

silicon

13759-10-9

silicon disulfide

Conditions

Conditions	Yield
With H2S In neat (no solvent) Irradiation (UV/VIS); (Ar); H2S was passed over heated Si at about 1500 K, formed SiS and a mixt. of COS and Ar (200:1) was cocondensed about 30 min on a helium-cooled Cu surface and photolysed with a medium pressure Hg lamp (H2O filter); not isolated, detected IR spect.;

12504-41-5

silicon monosulfide

463-58-1

carbon oxide sulfide

13759-10-9

silicon disulfide

Conditions

Conditions	Yield
In solid matrix byproducts: CO; other Radiation; 20-25 K, CH4 matrix, photolysis (10 min, Hg lamp); not isolated, followed by Raman spectroscopy;

12504-41-5

silicon monosulfide

7782-41-4

fluorine

A

13759-10-9

silicon disulfide

B

110661-62-6

difluorosilanethione

C

95665-02-4

F3SiSH

D

SiS*F2

E

7783-61-1

silicon tetrafluoride

Conditions

Conditions	Yield
In solid matrix Ar matrix; IR-monitoring;

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7704-34-9

sulfur

7440-21-3

silicon

13759-10-9

silicon disulfide

Conditions

Conditions	Yield
at 600℃; for 30h; Sealed tube;

13759-10-9

silicon disulfide

7440-21-3

silicon

silicon monosulphide

Conditions

Conditions	Yield
In gas heating mixt. of educts (1000°C, aluminium tube furnace, heating rate 2 °C/min, 5 Torr Ar); detd. by emission spectroscopy;

13759-10-9

silicon disulfide

A

23550-45-0

disulfur

B

12504-41-5

silicon monosulfide

Conditions

Conditions	Yield
In neat (no solvent) heating (1300 K);

15857-57-5

tetraphosphorus decasulfide

13759-10-9

silicon disulfide

lithium sulfide

16752-60-6

phosphorus pentoxide

112926-00-8, 7631-86-9

silica gel

Li10SiP2S11.1O0.9

Conditions

Conditions	Yield
Stage #1: tetraphosphorus decasulfide; silicon disulfide; lithium sulfide; phosphorus pentoxide; silica gel for 1h; Milling; Glovebox; Inert atmosphere; Stage #2: at 549.84℃; under 75007.5 Torr; for 48h; Glovebox; Inert atmosphere; Sealed tube;

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Silicon sulfide Specification