Tetrakis(2-ethylbutyl) orthosilicate

HCID 6520

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Basic information

CAS: 78-13-7
Standard SMILES: CCC(CC)CO[Si](OCC(CC)CC)(OCC(CC)CC)OCC(CC)CC
InChIKey: SWQWONXMUXCEDF-UHFFFAOYSA-N
Molecular formula: C24H52O4Si
Average molar mass: 432.8 g/mol
Monoisotopic mass: 432.36348667

Names & identifiers

Preferred name: Tetrakis(2-ethylbutyl) orthosilicate
IUPAC: tetrakis(2-ethylbutyl) silicate
English name: Tetrakis(2-ethylbutoxy)silane
Molecular formula: C24H52O4Si
Molecular weight: 432.76

Names & synonyms

Silicic acid (H4SiO4), tetrakis(2-ethylbutyl) esterTetrakis(2-ethylbutyl) orthosilicateDTXSID10525352Ethylbutyl silicate2Ethylbutyl orthosilicate2Ethyl1butanol, silicateRefChem:897231Tetra(2ethylbutoxy) silaneTetrakis(2ethylbutoxy)silaneDTXCID8031108Tetra (2ethylbutyl) orthosilicateSilicic acid, tetra(2ethylbutyl) ester

Show more names

coolanol252-ethyl-1-butanosilicate2-ethylbutylorthosilicate2-ethyl-1-butanol,silicatetetra(2-ethylbutoxy)silaneTETRA(2-ETHYL BUTYL)SILICATETetrakis(2-Ethylbutyl)SilaneTETRAKIS-(ETHYLBUTOXY) SILANETETRAKIS(2-ETHYLBUTYL)SILICATE

1Butanol, 2ethyl, silicate (6CI,7CI)Silicic acid (H4SiO4), tetrakis(2ethylbutyl) ester201-085-9Tetrakis(2-ethylbutoxy)silane78-13-7tetrakis(2-ethylbutyl) silicate2-Ethylbutyl silicateCoolanol 25

Database identifiers

CAS

Properties

Computed structural properties

Topological polar surface area: 36.9 Å²
Hydrogen bond donors: 0
Hydrogen bond acceptors: 4
Rotatable bonds: 20
Heavy atoms: 29
Formal charge: 0
Complexity: 281

Experimental & physicochemical properties

Chemical ClassesMetals -> Metalloid Compounds (Silicon)

Physical DescriptionLiquid; [Sigma-Aldrich MSDS]

Physicochemical properties

Melting point: -50 °C · -50°C
Boiling point: 166 °C · 166 °C
Density: 0.892 · 0.892
refractive index: 1.4307 · 1.4307
Flash point: 116 °C · 116°C
Specific Gravity: 0.892 · 0.892
Hydrolytic Sensitivity: 7 · 7: reacts slowly with moisture/water
EPA Substance Registry System: Silicic acid (H4SiO4), tetrakis(2-ethylbutyl) ester (78-13-7)
Symbol(GHS): 7 · GHS07
Signal word: Warning
Hazard statements: 317 · H317
Precautionary statements

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 5 items

This chemical does not meet GHS hazard criteria for 50% (1 of 2) of reports.

Warning

H317 (50%): May cause an allergic skin reaction [Warning Sensitization, Skin]

P261, P272, P280, P302+P352, P321, P333+P317, P362+P364, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 2 reports by companies from 2 notifications to the ECHA C&L Inventory.

Hazard information

Regulatory InformationREACH registered substance: Tetrakis(2-ethylbutyl) orthosilicate (EC: 201-085-9)

Hazards SummaryA mild skin irritant; [RTECS] An irritant; [Sigma-Aldrich MSDS] See Tetrabutyl orthosilicate.

Hazard Classes and CategoriesSkin Sens. 1B (50%)

Safety data

tsca: TSCA listed
Signal word: Warning
Symbol(GHS): GHS07
Hazard statements: H317
REACH Registrations: Active
Precautionary statements: P261-P272-P280-P302+P352-P333+P313-P321-P363-P501

Chemistry & industry

Uses & manufacturing

General Manufacturing InformationSilicic acid (H4SiO4), tetrakis(2-ethylbutyl) ester: ACTIVE

Applications

UsesHeat-transfer medium, hydraulic fluid, widetemperature- range lubricant.

Suppliers22 total

Career Henan Chemica Co+86-0371-86658258 +86-13203830695 · [email protected]

上海迈瑞尔生化科技有限公司4006356688 18621169109 · [email protected]

北京华威锐科化工有限公司0757-86329057 18934348241 · [email protected]

武汉丰泰威远科技有限公司+86-27-8746-5837 +86-18627785180 · [email protected]

武汉丰泰威远科技有限公司027-87465837 19945049750 · [email protected]

Related reactions

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Compound notes

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