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CAS 7699-41-4

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Silicic acid (H2SiO3)

Description:
Silicic acid, with the chemical formula H2SiO3, is a weak acid that is a significant component of silica and silicate minerals. It is often encountered in its hydrated forms, as it is not typically found in a pure state due to its tendency to polymerize into larger silicate structures. Silicic acid is characterized by its ability to form silicate anions and is crucial in various geological and biological processes, including the formation of diatoms and the weathering of silicate minerals. It is soluble in water, contributing to the natural silica content in aquatic environments. The CAS number 7699-41-4 identifies a specific form of silicic acid, often referred to as orthosilicic acid. This compound plays a role in the synthesis of silica-based materials and is studied for its potential applications in agriculture, water treatment, and biomedicine. Its weak acidic nature means it can participate in acid-base reactions, but it is generally less reactive than stronger acids.
Formula:H2O3Si
InChI:InChI=1/H2O3Si.H2O/c1-4(2)3;/h1-2H;1H2
InChI key:InChIKey=IJKVHSBPTUYDLN-UHFFFAOYSA-N
SMILES:[Si](O)(O)=O
Synonyms:
  • Caswell No. 734
  • Cubosic
  • EPA Pesticide Chemical Code 072602
  • Einecs 215-683-2
  • G 952
  • H-Ilerit
  • Hydrosilisic acid
  • K 320Ds
  • K 60
  • K 60 (silicate)
  • See more synonyms
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