Database of Zeolite Structures
 

Framework Type PTO
Reference Material
  Material Name: PST-31    
 
Chemical Formula:
 
|H2.8(H2O)9.7| [Al2.8Si45.2O96]-PTO
 
   
Unit Cell:
 
monoclinic

 P 1 21/c 1 (# )
    a' = 13.8222 Å b' = 14.3797 Å c' = 17.2724 Å  
    α' = 90.000° β' = 128.972° γ' = 90.000°  
   
Framework Density:
 
18.0 T/1000 Å3
 
 
Channels:
 
<011> 9 3.7 x 4.9**
Dimensionality
  Sorption (molecular cross section > 3.4Å): 2-dimensional
  Topological (pore opening > 6-ring): 2-dimensional
   
References:
  Jo, D., Zhang, Y., Lee, J.H., Mayoral, A., Shin, J., Kang, N.Y., Park, Y.-K., Hong, S.B.
  "An aluminosilicate zeolite containing rings of tetrahedral atoms with all odd numbers from five to eleven"
Angew. Chem. Int. Ed., 60, 5936-5940 (2021)
DOI: 10.1002/anie.202015483
 
 
Name and Code derivation:
    POSTECH, Pohang (Korea) - thirty-one
  PST-31 (thirty-one)
  PTO
Limiting Rings
 
9-ring viewed along [011]