Database of Zeolite Structures

Framework Type *-EWT
    Willhammar, T., Burton, A.W., Yun, Y., Sun J., Afeworki, M., Strohmaier, K.H., Vroman, H. and Zou, X.
EMM-23: a stable high-silica multidimensional zeolite with extra-large trilobe-shaped channels
J. Am. Chem. Soc., 136, 13570-13573 (2014)
  |(PDPP+2)3| [Si64O116(OH)24]-*-EWT
PDPP+2 = C19H40N2+2 = 1,1-(pentane-1,5-diyl)bis(1-propylpyrrolidinium) ion
= 1-Propyl-1-[5-(1-propylpyrrolidin-1-ium-1-yl)pentyl]pyrrolidin-1-ium  Images:  stick or 3D
  *  An asterisk (*) in front of the material name indicates that it is the Type Material