Database of Zeolite Structures
 

Framework Type EOS
Reference Material
  Material Name: ECNU-16    
 
Chemical Formula:		  
|(4BI)2F4 (H2O)2| [Si25.1Ge22.9O96]-EOS
4BI = C12H20N4+2 = 1,1’-(1,4-butanediyl)bis(3-methyl-1H-imidazolium)
= 1-methyl-3-[4-(3-methylimidazol-3-ium-1-yl)butyl]imidazol-1-ium
SMILES: C[N+]1=CN(C=C1)CCCCN2C=C[N+](=C2)C   Images:  stick or 3D		  
   
Unit Cell: 		 
monoclinic
 C 1 2/m 1 (# 12)
    a' = 17.8340 Å b' = 15.1260 Å c' = 10.6710 Å  
    α' = 90.000° β' = 108.556° γ' = 90.000°  
   
Framework Density: 		 
17.6 T/1000 Å3
 
  
Channels: 		 
[010] 10 3.8 x 6.3* <-> [100] 8 2.7 x 6.4* <-> [001] 8 3.3 x 3.3*
Dimensionality
  Sorption (molecular cross section > 3.4Å): 1-dimensional
  Topological (pore opening > 6-ring): 3-dimensional
   
References:
  Xu, L., Zhang, L., Li, J., Muraoka, K., Peng, F., Xu, H., Lin, C., Gao, Z., Jin-Gang Jiang, J.-G., Chaikittisilp, W., Sun, J., Okubo, T. and Wu, P.
  "Crystallization of a Novel Germanosilicate ECNU-16 Provides Insights into the Space-Filling Effect on Zeolite Crystal Symmetry"
Chem. Eur. J. , 24, 9247-9253 (2018)
 
  
Name and Code derivation:
    East China Normal University - sixteen
  ECNU-16 (One-six)
  EOS
Limiting Rings
 
10-ring viewed along [010]

8-ring viewed along [100]

8-ring viewed along [001]

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