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CAS No 17099-70-6 , Silicate(2-),hexafluoro-, aluminum (3:2)

  • Name: Silicate(2-),hexafluoro-, aluminum (3:2)
  • Synonyms: Aluminumfluosilicate (Al2Si3F18) (6CI);Silicate(2-),hexafluoro-, aluminum (3:2); Aluminum siliconfluoride (Al2Si3F18) (Al2Si3F18); Aluminumfluorosilicate; Aluminum hexafluorosilicate (Al2(SiF6)3); Aluminum hexafluorosilicate (7CI);
  • CAS Registry Number:
  • Transport: 2855
  • Flash Point: °C
  • Density: g/cm3
  • Safety Statements: Low toxicity by ingestion. When heated to decomposition it emits toxic vapors of Al and F−.
  • Hazard Symbols: Low toxicity by ingestion.
  • Flash Point: °C
  • EINECS: 241-170-8
  • Molecular Weight: 480.23
  • InChI: InChI=1/2Al.3F6Si/c;;3*1-7(2,3,4,5)6/q2*+3;3*-2
  • Molecular Formula: Al. 3/2 F6 Si
  • Molecular Structure:CAS No:17099-70-6 Silicate(2-),hexafluoro-, aluminum (3:2)

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17099-70-6 ALUMINUM HEXAFLUOROSILICATE)

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References of Silicate(2-),hexafluoro-, aluminum (3:2)
Title: Aluminum Hexafluorosilicate
CAS Registry Number: 17099-70-6
Synonyms: Aluminum fluosilicate; aluminum silicofluoride
Molecular Formula: Al2F18Si3
Molecular Weight: 480.19
Percent Composition: Al 11.24%, F 71.22%, Si 17.55%
Line Formula: Al2(SiF6)3
Literature References: Occurs in nature as topaz, Al2SiO4(OH,F)2. Prepn: Sanfourche, Krapivine, Compt. Rend. 208, 2080 (1939).
 
Derivative Type: Nonahydrate
Properties: Hexagonal prisms. Easily sol in water; aq soln decomposes on heating or neutralization. Solid loses water on heating to temperatures below 500°, leaving a hexahydrate form; decomposes completely on heating to 1000°.
 
Use: Protection and preservation of construction materials; manuf of glass.