Product Name

  • Name

    Silicon monoxide

  • EINECS 233-232-8
  • CAS No. 10097-28-6
  • Article Data13
  • CAS DataBase
  • Density 2.13 g/cm3
  • Solubility Insoluble in water.
  • Melting Point 1870 °C
  • Formula OSi
  • Boiling Point 1880 °C
  • Molecular Weight 48.1167
  • Flash Point 1880°C
  • Transport Information
  • Appearance brown or black chunks or powder
  • Safety 26-36
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 10097-28-6 (Silicon monoxide)
  • Hazard Symbols IrritantXi
  • Synonyms Silicon oxide;SiO;SILICON OXIDE,MONO;Monox;Oxosilylene;silicon oxide powder;oxo-silylen;SILICON (II) OXIDE;Silicon monoxide;silicon oxide;Silylene,oxo;Silicon Monoxide SiO;
  • PSA 0.00000
  • LogP -0.67010

Synthetic route

silicon
7440-21-3

silicon

silicon monoxide
10097-28-6

silicon monoxide

Conditions
ConditionsYield
With O2 In neat (no solvent) O2 stream (0.02 mmol/h) passing over Si heated to 1200°C in Al furnace;
nitrogen(II) oxide
10102-43-9

nitrogen(II) oxide

silicon
7440-21-3

silicon

A

silicon monoxide
10097-28-6

silicon monoxide

B

nitrogen
7727-37-9

nitrogen

Conditions
ConditionsYield
investigation of reaction of NO with Si(111) and (100) surfaces between1220-1390°C and for NO-pressures of 6E-6 to 2E-4Torr: formation of SiO and N2 at high substrate temp. and low NO pressure;; optical and scanning electron microscopy;;
nitrogen(II) oxide
10102-43-9

nitrogen(II) oxide

silicon
7440-21-3

silicon

A

silicon monoxide
10097-28-6

silicon monoxide

B

nitrogen

nitrogen

Conditions
ConditionsYield
In gaseous matrix Kinetics; in Ar, at 2000 K;
oxygen
80937-33-3

oxygen

silicon
7440-21-3

silicon

A

silicon monoxide
10097-28-6

silicon monoxide

Conditions
ConditionsYield
In gaseous matrix laser-abladed Si co-deposited with O2 in excess argon;
Si23(1+)

Si23(1+)

silicon monoxide
10097-28-6

silicon monoxide

Conditions
ConditionsYield
With oxygen In gaseous matrix Kinetics; byproducts: Si21(1+); react. of Si cluster with O2 in Ne matrix in the temp. range of 228-434 K; detected by quadrupole MAS;
Si13(1+)

Si13(1+)

silicon monoxide
10097-28-6

silicon monoxide

Conditions
ConditionsYield
With oxygen In gaseous matrix Kinetics; byproducts: Si11(1+); react. of Si cluster with O2 in Ne matrix in the temp. range of 228-434 K; detected by quadrupole MAS;
silicon
7440-21-3

silicon

A

silicon monoxide
10097-28-6

silicon monoxide

B

(SiO)2
12439-79-1

(SiO)2

C

(SiO)3
12439-83-7

(SiO)3

Conditions
ConditionsYield
With O2 In neat (no solvent) (Ar); O2 was passed over heated Si at about 1500 K, mixt. of Ar/SiO (200:1) was condensed for about 2 h on a helium-cooled Cu surface; not isolated, detected IR spect.;
oxygen
80937-33-3

oxygen

silicon
7440-21-3

silicon

silicon monoxide
10097-28-6

silicon monoxide

Conditions
ConditionsYield
Ar-O2 mixture was conducted over Si at 1200-1300°C;
O2 stream passing over Si heated to ca. 1500 K in vac. at ca. 1E-6 mbar;
dinitrogen monoxide
10024-97-2

dinitrogen monoxide

silicon
7440-21-3

silicon

silicon monoxide
10097-28-6

silicon monoxide

Conditions
ConditionsYield
In gaseous matrix byproducts: N2; silicon evaporated at temp. between 1600-2100°C, Si vapor directly reacted with N2O in the pressure range E-5 to E-3 Torr (single and multiple collision condns.); not isolated, identified by chemiluminescence;
Nitrogen dioxide
10102-44-0

Nitrogen dioxide

silicon
7440-21-3

silicon

silicon monoxide
10097-28-6

silicon monoxide

Conditions
ConditionsYield
In gaseous matrix byproducts: NO; silicon evaporated at temp. between 1600-2050°C, Si vapor directly reacted with NO2 in the pressure range E-5 to E-3 Torr (single and multiple collision condns.); not isolated, identified by chemiluminescence;
tetrachloromethane
56-23-5

tetrachloromethane

oxygen
80937-33-3

oxygen

monosilane
7440-21-3

monosilane

silicon monoxide
10097-28-6

silicon monoxide

Conditions
ConditionsYield
In gaseous matrix byproducts: HCl; diluting gas mixt. in Pyrex reaction cell (20 Torr), photolysis at 193 nm, CCl4/SiH4/O2=3/10/1 m Torr, total pressure 30 Torr, delay time between photolysis ArF and probe dye lasers 500 μs;
Si10(1+)

Si10(1+)

silicon monoxide
10097-28-6

silicon monoxide

Conditions
ConditionsYield
With oxygen In gaseous matrix Kinetics; byproducts: Si8(1+), Si6(1+), Si4(1+); react. of Si cluster with O2 in Ne matrix in the temp. range of 228-434 K; detected by quadrupole MAS;
Si50(1+)

Si50(1+)

silicon monoxide
10097-28-6

silicon monoxide

Conditions
ConditionsYield
With oxygen In gaseous matrix Kinetics; react. of Si cluster with O2 in Ne matrix in the temp. range of 228-434 K; detected by quadrupole MAS;
Si35(1+)

Si35(1+)

silicon monoxide
10097-28-6

silicon monoxide

Conditions
ConditionsYield
With oxygen In gaseous matrix Kinetics; byproducts: Si33(1+); react. of Si cluster with O2 in Ne matrix in the temp. range of 228-434 K; detected by quadrupole MAS;
Si30(1+)

Si30(1+)

silicon monoxide
10097-28-6

silicon monoxide

Conditions
ConditionsYield
With oxygen In gaseous matrix Kinetics; byproducts: Si29(1+); react. of Si cluster with O2 in Ne matrix in the temp. range of 228-434 K; detected by quadrupole MAS;
Si20(1+)

Si20(1+)

silicon monoxide
10097-28-6

silicon monoxide

Conditions
ConditionsYield
With oxygen In gaseous matrix Kinetics; byproducts: Si18(1+); react. of Si cluster with O2 in Ne matrix in the temp. range of 228-434 K; detected by quadrupole MAS;
Si14(1+)

Si14(1+)

silicon monoxide
10097-28-6

silicon monoxide

Conditions
ConditionsYield
With oxygen In gaseous matrix Kinetics; byproducts: Si12(1+); react. of Si cluster with O2 in Ne matrix in the temp. range of 228-434 K; detected by quadrupole MAS;
oxygen
80937-33-3

oxygen

silicon
7440-21-3

silicon

A

silicon monoxide
10097-28-6

silicon monoxide

B

oxygen

oxygen

Conditions
ConditionsYield
reaction studied by using crossed molecular beam technique at 13 kJ/mol of collision energy; detected by laser-induced fluorescence;
silicon monoxide
10097-28-6

silicon monoxide

6-nitroindole
4769-96-4

6-nitroindole

3-bromo-6-nitro-1H-indole
126807-09-8

3-bromo-6-nitro-1H-indole

Conditions
ConditionsYield
In 2Cl288%
silicon monoxide
10097-28-6

silicon monoxide

3-chloro-4-methyl-5-nitro benzoic acid
181871-69-2

3-chloro-4-methyl-5-nitro benzoic acid

(3-chloro-4-methyl-5-nitrophenyl) methanol

(3-chloro-4-methyl-5-nitrophenyl) methanol

Conditions
ConditionsYield
With BH3-THF In tetrahydrofuran; hexane; toluene
silicon monoxide
10097-28-6

silicon monoxide

(107)silver

(107)silver

A

silver(SiO)

silver(SiO)

B

silver(η4-Si2O2)

silver(η4-Si2O2)

C

silver(η6-Si3O3)

silver(η6-Si3O3)

D

Ag(Si(n)O(n))

Ag(Si(n)O(n))

Conditions
ConditionsYield
SiO-vapour is deposited from solid SiO held in a resistively heated Mo-furnace on to the freshly frozen surface of adamantane matrix and bombarded with (107)Ag atoms from another furnace located in the rotating cryostat at 77 K; examination by in situ FTIR and by EPR after transfer from the cryostat still at 77 K and under high vac.;
silicon monoxide
10097-28-6

silicon monoxide

A

(SiO)2
12439-79-1

(SiO)2

B

(SiO)3
12439-83-7

(SiO)3

C

(SiO)4
149817-63-0

(SiO)4

Conditions
ConditionsYield
In gaseous matrix in situ generated SiO stream mixing with matrix gas (ca. 1:200), gas mixt. condensation at polished Cu mirror at 25 K; Raman spectroscopy;
silicon monoxide
10097-28-6

silicon monoxide

palladium
7440-05-3

palladium

Conditions
ConditionsYield
In solid matrix condensation with argon on a cold copper surface; not isolated, detected by IR;
silicon monoxide
10097-28-6

silicon monoxide

nitrogen
7727-37-9

nitrogen

aluminium
7429-90-5

aluminium

Reaxys ID: 23101998

Reaxys ID: 23101998

Conditions
ConditionsYield
at 1620℃; under 760.051 Torr; for 1.5h;
silicon monoxide
10097-28-6

silicon monoxide

nitrogen
7727-37-9

nitrogen

silicon nitride

silicon nitride

Conditions
ConditionsYield
With europium(III) oxide at 1620℃; under 760.051 Torr; for 1.5h;

Silicon monoxide Specification

The Silicon monoxide, with the CAS registry number 10097-28-6, is also known as Silylene, oxo-. It belongs to the product categories of Inorganic Chemicals; Metal and Ceramic Science; Oxides. Its EINECS registry number is 233-232-8. This chemical's molecular formula is SiO and molecular weight is 44.08. Its IUPAC name is called oxoniumylidynesilanide. It has been detected in stellar objects and it has been described as the most common oxide of silicon in the universe. This chemical is brown or black chunks or powder.

Physical properties of Silicon monoxide: (1)H-Bond Donor: 0; (2)H-Bond Acceptor: 1; (3)Rotatable Bond Count: 0; (4)Exact Mass: 43.971841; (5)MonoIsotopic Mass: 43.971841; (6)Topological Polar Surface Area: 1; (7)Heavy Atom Count: 2; (8)Formal Charge: 0; (9)Complexity: 10; (10)Covalently-Bonded Unit Count: 1; (11)Effective Rotor Count: 0; (12)Conformer Sampling RMSD: 0.4; (13)CID Conformer Count: 1.

Preparation: this chemical can be prepared by 99.5% of the silica powder and coal tar pitch powder. The reaction temperature is 1600 °C.

SiO2+C→SiO=CO

Uses of Silicon monoxide: Due to its highly active, it can be used for synthesis of fine ceramic materials, such as silicon nitride, silicon carbide fine ceramic powder raw materials.

When you are using this chemical, please be cautious about it as the following:
This chemical may cause inflammation to the skin or other mucous membranes. It is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. Whenever you will contact it, please wear suitable protective clothing.

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: [O+]#[Si-]
(2)InChI: InChI=1S/OSi/c1-2
(3)InChIKey: LIVNPJMFVYWSIS-UHFFFAOYSA-N

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