Database of Zeolite Structures
 

Framework Type AFI
Reference Material
  Material Name: AlPO-5    
 
Chemical Formula:
 
|(TPA+) (OH) (H2O)x | [Al12P12O48]-AFI
TPA+ = C12H28N+ = tetrapropylammonium ion
= tetrapropylazanium
SMILES: CCC[N+](CCC)(CCC)CCC   Images:  stick or 3D
 
   
Unit Cell:
 
hexagonal

 P 6 c c (# 184)
    a' = 13.7260 Å b' = 13.7260 Å c' = 8.4840 Å  
    α' = 90.000° β' = 90.000° γ' = 120.000°  
   
Framework Density:
 
17.3 T/1000 Å3
 
 
Channels:
 
[001] 12 7.3 x 7.3*
Dimensionality
  Sorption (molecular cross section > 3.4Å): 1-dimensional
  Topological (pore opening > 6-ring): 1-dimensional
   
References:
  Bennett, J.M., Cohen, J.P., Flanigen, E.M., Pluth, J.J. and Smith, J.V.
  "Crystal Structure of Tetrapropylammonium Hydroxide-Aluminum Phosphate Number 5"
ACS Sym. Ser., 218, 109-118 (1983)
 
 
Name and Code derivation:
    Aluminophosphate-five
  AlPO4-5 (five)
  AFI
Limiting Rings
 
12-ring viewed along [001]