Pyrosilicic acid
Silicic acid with the formula (HO)3–Si–O–Si–(OH)3 / From Wikipedia, the free encyclopedia
Pyrosilicic acid is the chemical compound with formula H6Si2O7 or (HO)3SiOSi(OH)3. It is one of the silicic acids and has pyrosilicate as its conjugate base.
Quick Facts Names, Identifiers ...
Names | |
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IUPAC name
Trihydroxysilyl trihydrogen orthosilicate | |
Other names
disilicic acid | |
Identifiers | |
3D model (JSmol) |
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ChEBI | |
ChemSpider |
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26937 | |
PubChem CID |
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CompTox Dashboard (EPA) |
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Properties | |
H6O7Si2 | |
Molar mass | 174.211 g·mol−1 |
Conjugate base | Pyrosilicate |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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It was synthesized, using nonaqueous solutions, in 2017.[1]
Pyrosilicic acid may be present in sea water and other natural waters at very low concentration.[2][3] Compounds formally derived from it, such as sodium pyrosilicate, are found in the sorosilicate minerals.