tetraethyl orthosilicate
orthosilicic acid, tetraethyl ester
Identification
| Name | tetraethyl orthosilicate |
| IUPAC | tetraethyl silicate |
| CAS Number | 78-10-4 |
| EINECS | 201-083-8 |
| FDA UNII | 42064KRE49 |
| Molecular Formula | C8 H20 O4 Si |
| Molecular Weight | 208.32950000 |
| MDL Number | MFCD00009062 |
| Nikkaji Number | J5.506I |
| Beilstein | 1422225 |
Regulatory
| DG SANTE Food Contact Materials | tetraethyl orthosilicate |
Physical Properties
| Appearance | colorless to pale yellow clear liquid (est) |
| Assay | 95.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Specific Gravity | 0.93300 to 0.93700 @ 20.00 °C. |
| Pounds per Gallon - (est). | 7.773 to 7.806 |
| Refractive Index | 1.38100 to 1.38500 @ 20.00 °C. |
| Boiling Point | 168.80 °C. @ 760.00 mm Hg |
| Vapor Pressure | 1.880000 mmHg @ 25.00 °C. |
| Flash Point | 116.00 °F. TCC ( 46.67 °C. ) |
| Soluble in | water, 3.691e+004 mg/L @ 25 °C (est) |
No sensory data available
Safety Information
| Preferred SDS | View |
| Oral/Parenteral Toxicity | intraperitoneal-mouse LDLo 830 mg/kg |
| Dermal Toxicity | skin-rabbit LD50 6300 uL/kg |
| Inhalation Toxicity | inhalation-guinea pig LCLo 700 ppm/6H |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements', 'KIDNEY, URETER, AND BLADDER: INTERSTITIAL NEPHRITIS\nLUNGS, THORAX, OR RESPIRATION: PLEURAL EFFUSION\nBLOOD: OTHER HEMOLYSIS WITH OR WITHOUT ANEMIA']
Safety in Use
| Category | food contact resinous and polymeric coatings |
| Recommendation for tetraethyl orthosilicate usage levels up to | not for fragrance use. |
| Recommendation for tetraethyl orthosilicate flavor usage levels up to | not for flavor use. |
ECSA Chemicals
Human Chemistry
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Glentham Life Sciences Ltd
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Potential Uses
Natural Occurrence
Synonyms
orthosilicic acid tetraethyl ester
orthosilicic acid, tetraethyl ester
silicon tetraethoxide
tetraethyl ortho-silicate
tetraethyl silicate
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