Database of Zeolite Structures
 

Framework Type AWW
Reference Material
  Material Name: AlPO-22    
 
Chemical Formula:
 
|(Quin)2 (HPO4)|2 [Al12P12O48]2-AWW
Quin = C7H13N = quinuclidine = 1-azabicyclo[2.2.2]octane
SMILES: C1CN2CCC1CC2   Images:  stick or 3D
 
   
Unit Cell:
 
tetragonal

 P 4/n c c (# 129)
    a' = 13.6280 Å b' = 13.6280 Å c' = 15.4630 Å  
    α' = 90.000° β' = 90.000° γ' = 90.000°  
(Relationship to unit cell of Framework Type: a'= a, b' = b, c' = 2c)
   
Framework Density:
 
16.7 T/1000 Å3
 
 
Channels:
 
[001] 8 3.9 x 3.9*
Dimensionality
  Sorption (molecular cross section > 3.4Å): 1-dimensional
  Topological (pore opening > 6-ring): 1-dimensional
   
References:
  Richardson Jr., J.W., Pluth, J.J. and Smith, J.V.
  "Microporous aluminophosphate AlPO4-22: a framework topology with two new building units, and encapsulated phosphate"
Naturwiss., 76, 467-469 (1989)
 
 
Name and Code derivation:
    AlPO4-22 (twenty-two)
  AWW
Limiting Rings
 
8-ring viewed along [001]