Basic information
- Standard SMILES
CC[Si](CC)(CC)CC- InChIKey
VCZQFJFZMMALHB-UHFFFAOYSA-N- Molecular formula
- C8H20Si
- Average molar mass
- 144.33 g/mol
- Monoisotopic mass
- 144.13342717
Names & identifiers
- Preferred name
- Tetraethylsilane
- IUPAC
- tetraethylsilane
- English name
- Tetraethylsilane
- Molecular formula
- C8H20Si
- Molecular weight
- 144.33
Names & synonyms
TETRAETHYLSILANE631-36-7Silane, tetraethyl-TetraethylsiliconEINECS 211-155-0MFCD00009019TL 245(C2H5)4SiSilane,tetraethylTetraethylsilane, 99%Silane,tetraethyl-Tl245SCHEMBL197112
Show more names
tl245DK353tetraethyl-silanSILICON TETRAETHYLTetraethylsilane,97%
SCHEMBL285825SCHEMBL609996DTXSID1060891AKOS015838476AS-92459SY049672DB-054410NS00042387
Database identifiers
- CAS
631-36-7- PubChem CID
- 12426
- DTXSID
DTXSID1060891- EC Number
- 211-155-0
- Nikkaji
- J44.142B
Properties
Computed structural properties
- Topological polar surface area
- 0 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 0
- Rotatable bonds
- 4
- Heavy atoms
- 9
- Formal charge
- 0
- Complexity
- 47.5
Experimental & physicochemical properties
Chemical ClassesMetals -> Metalloid Compounds (Silicon)
SpringerMaterials PropertiesChemical shift
Vapor Pressure5.0 [mmHg]
Physical DescriptionClear colorless liquid; [Sigma-Aldrich MSDS]
Physicochemical properties
- Melting point
- -82.5 °C · -82.5 °C (lit.)
- Boiling point
- 153 · 153-154 °C (lit.)
- Density
- 0.761 g/mL · 0.761 g/mL at 25 °C (lit.)
- refractive index
- 20 · n20/D 1.4263(lit.)
- Flash point
- 77 °F · 77 °F
- storage temp.
- Store at room temperature
- form
- liquid
- Specific Gravity
- 0.762 · 0.762
- color
- Colorless to Almost colorless
- Water Solubility
- Insoluble in water.
- Specific Heat Capacity
- 2.07 J/ · Cp(liquid): 2.07 J/(g·K), at 25℃
- Hydrolytic Sensitivity
- 1 · 1: no significant reaction with aqueous systems
- BRN
- 1732768 · 1732768
- Henry's Law Constant
- 3.8 · 3.8×10-6 mol/(m3Pa) at 25℃, Abraham et al. (1990)
- InChI
- InChI=1S/C8H20Si/c1-5-9(6-2,7-3)8-4/h5-8H2,1-4H3
- InChIKey
- VCZQFJFZMMALHB-UHFFFAOYSA-N
- SMILES
- [Si](CC)(CC)(CC)CC
- CAS DataBase Reference
- 631 · 631-36-7(CAS DataBase Reference)
- NIST Chemistry Reference
- Silane, tetraethyl-(631-36-7)
- EPA Substance Registry System
- Silane, tetraethyl- (631-36-7)
- UNSPSC Code
- 12352103 · 12352103
- NACRES
- 23 · NA.23
- Symbol(GHS)
- 2 · GHS02,GHS07
- Signal word
- Warning
- Hazard statements
- 226 · H226-H315-H319-H335
- Precautionary statements
- 210 · P210-P302+P352-P305+P351+P338
- target organs
- Respiratory system
- PPE
- Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
- Hazard Codes
- Xi
- Risk Statements
- 10 · 10-36/37/38
- Safety Statements
- 26 · 26-36
- RIDADR
- 1993 · UN 1993 3/PG 3
- WGK Germany
- 3 · 3
- RTECS
- 5500000 · VV5500000
- TSCA
- TSCA listed
- HS Code
- 2931.9 · 2931.90.9010
- HazardClass
- 3 · 3
- PackingGroup
- III
- Storage Class
- 3 · 3 - Flammable liquids
- Hazard Classifications
- 2 Flam · Eye Irrit. 2Flam. Liq. 3Skin Irrit. 2STOT SE 3
Safety & regulation
GHS classification
GHS Classification
Warning
H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]
P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P271, P280, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 44 reports by companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Hazards SummaryA skin and strong eye irritant; [Sigma-Aldrich MSDS] See Tetramethylsilane. See Diethylsilane.
Hazard Classes and CategoriesFlam. Liq. 3 (100%)
Toxicology
Toxicity DataLC (mouse) = 1,770 mg/m3/10min
Safety data
- PPE
- Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
- wgk
- 3
- tsca
- TSCA listed
- rtecs
- VV5500000
- ridadr
- UN 1993 3/PG 3
- hs_code
- 2931.90.9010
- risk_code
- 10-36/37/38
- Signal word
- Warning
- Symbol(GHS)
- GHS02,GHS07
- hazard_code
- Xi
- safety_code
- 26-36
- hazard_class
- 3
- Storage Class
- 3 - Flammable liquids
- packing_group
- III
- target organs
- Respiratory system
- Hazard statements
- H226-H315-H319-H335
- Hazard Classifications
- Eye Irrit. 2Flam. Liq. 3Skin Irrit. 2STOT SE 3
- Precautionary statements
- P210-P302+P352-P305+P351+P338
Chemistry & industry
Uses & manufacturing
General Manufacturing InformationSilane, tetraethyl-: ACTIVE
Applications
DescriptionTriethylsilane is a kind of tetra-alkylsilicon hydride. It can be used as the intermediates of OLED, pharmaceuticals. It can also be used as safe organosilane sources for the chemical vapor deposition of SiC films.
UsesUsed as the intermediates of OLED, pharmaceuticals.
Upstream & downstream products
Upstream raw materials
Downstream products
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