Database of Zeolite Structures

Framework Type DOH
Reference Material
  Material Name: Dodecasil 1H    
Chemical Formula:
|Pip, (N2)5 | [Si34O68]-DOH
Pip = C5H11N = piperidine = piperidine
SMILES: C1CCNCC1   Images:  stick or 3D
Unit Cell:

 P 6/m m m (# 191)
    a' = 13.7830 Å b' = 13.7830 Å c' = 11.1900 Å  
    α' = 90.000° β' = 90.000° γ' = 120.000°  
Framework Density:
18.5 T/1000 Å3
apertures formed by 6-rings only
  Sorption (molecular cross section > 3.4Å): 0-dimensional
  Topological (pore opening > 6-ring): 0-dimensional
  Gerke, H. and Gies, H.
  "Studies on clathrasils. IV. Crystal structure of dodecasil 1H, a synthetic clathrate compound of silica"
Z. Kristallogr., 166, 11-22 (1984)
DOI: 10.1524/zkri.1984.166.14.11
Name and Code derivation:
    Dodecahedra, 1 layer, hexagonally stacked
  Dodecasil 1H