12-Tungstosilicic acid

CAS Registry Number®

12027-38-2

CAS Name

12-Tungstosilicic acid

Molecular Formula

H.1/4O40SiW12

Cite this Page

12-Tungstosilicic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=12027-38-2 (retrieved 2024-12-02) (CAS RN: 12027-38-2).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    210-220 °C @ Press: 1-2 Torr

  • Density (2)

    2.099 g/cm³

Source(s)

Other Names and Identifiers

InChI

InChI=1S/O4Si.36O.12W/c1-5(2,3)4;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/q-4;;;;;;;;;;;;;24*-2;12*+4/p+4

InChIKey

InChIKey=WFTBUFUDXBBLDD-UHFFFAOYSA-R

SMILES

O=[W+4]1234[O-]56[Si]78[O-]9%10[W+4]%11%12(=O)([O-2]1)[O-2][W+4]%13%14(=O)([O-]7%15[W+4]%16%17(=O)([O-2][W+4]9%18(=O)([O-2]%11)[O-2][W+4]%10%19(=O)([O-2][W+4]5%20(=O)([O-2]2)[O-2][W+4]6%21(=O)([O-2]3)[O-2][W+4]%15(=O)([O-2]%13)([O-2]%16)[O-2][W+4]%22%23(=O)([O-]8%24[W+4](=O)([O-2]%18)([O-2]%17)([O-2][W+4]%24(=O)([O-2]%20)([O-2]%19)[O-2]%22)[O-2]%23)[O-2]%21)[O-2]%12)[O-2]%14)[O-2]4.[H+]

Canonical SMILES

[H+].O=[W+4]1234[O-2][W+4]567(=O)[O-2][W+4]89(=O)([O-2]1)[O-2][W+4]%10%11%12(=O)[O-2][W+4]%13%14(=O)([O-2]2)[O-2][W+4]%15%16(=O)([O-2]3)[O-2][W+4]%17%18(=O)([O-2]5)[O-2][W+4]%19%20(=O)([O-2]6)[O-2][W+4]%21(=O)([O-2]8)([O-2]%10)[O-2][W+4]%22%23(=O)([O-2]%19)[O-2][W+4]%24(=O)([O-2]%15)([O-2]%17)[O-2][W+4](=O)([O-2]%13)([O-2]%11)([O-2]%22)[O-]%14%12[Si]([O-]479)([O-]%16%18%24)[O-]%20%21%23

Other Names for this Substance

  • Tungstate(4-), [μ12-[orthosilicato(4-)-κO:κO:κO:κO′:κO′:κO′:κO′′:κO′′:κO′′:κO′′′:κO′′′:κO′′′]]tetracosa-μ-oxododecaoxododeca-, hydrogen (1:4)
  • Tungstosilicic acid (H4SiW12O40)
  • Tungstate(4-), [μ12-[orthosilicato(4-)-O:O:O:O′:O′:O′:O′′:O′′:O′′:O′′′:O′′′:O′′′]]tetracosa-μ-oxododecaoxododeca-, tetrahydrogen
  • Silicotungstic acid (H4SiW12O40)
  • Tungstate(4-), [μ12-[orthosilicato(4-)-κO:κO:κO:κO′:κO′:κO′:κO′′:κO′′:κO′′:κO′′′:κO′′′:κO′′′]]tetracosa-μ-oxododecaoxododeca-, tetrahydrogen

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Deleted or Replaced CAS Registry Numbers

1314-79-0, 11130-20-4, 12259-36-8, 12440-38-9, 12520-88-6, 66565-88-6, 66580-80-1, 66828-55-5, 66828-75-9, 618454-66-3, 1415469-52-1, 1527481-42-0

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