Database of Zeolite Structures
 
Framework Type CON
29Si MAS NMR spectrum of calcined CIT-1 deboronated with acetic acid


Note: Toggle plots by clicking on the legend

Peak
Q-type
Chemical Shift
Relative
Peak Width
Peak Shape
Label
(ppm)
Peak Area
(ppm)
(x)L (1-x)G
A
Q4(0Al)
-116.45
1.000
0.34
1.000
B
Q4(0Al)
-113.18
1.000
0.35
1.000
C
Q4(0Al)
-112.09
1.000
0.46
1.000
D
Q4(0Al)
-111.46
1.000
0.37
1.000
E
Q4(0Al)
-110.96
1.000
0.51
1.000
F
Q4(0Al)
-109.93
1.000
0.76
1.000
G
Q4(0Al)
-109.56
1.000
0.48
1.000


References
Spectrum

  Authors: Jones, C.W., Hwang, S.J., Okubo, T., Davis, M.E.
  Title: Synthesis of hydrophobic molecular sieves by hydrothermal treatment with acetic acid
  Reference: Chem. Mater., 13, 1041-1050 (2001)
  Figure: Figure 4  

Crystal Structure

  Authors: Lobo, R.F. and Davis, M.E.
  Title: CIT-1: A new molecular sieve with intersecting pores bounded by 10- and 12-rings
  Reference: J. Am. Chem. Soc., 117, 3766-3779 (1995)

Digitization and Modeling of Spectrum

  To reference this collection of solid-state NMR spectra, we suggest:
  Authors: Brouwer, D.H., Brouwer, C.C., Mesa, S., Semelhago, C.A., Steckley, E.E., Sun, M.P.Y., Mikolajewski, J.G., and Baerlocher, Ch.
  Title: Solid-state 29Si NMR spectra of pure silica zeolites for the International Zeolite Association Database of Zeolite Structures
  Reference: Microporous Mesoporous Mat., 297, 110000 (2020)
Spectrum information

  Obs. freq. 99.38 MHz (Field = 11.7 Tesla)
  Pulse sequence single pulse
  MAS frequency 8 kHz
  Spectrum Digitized and processed by Brouwer Lab, Redeemer University
  Data processing Spectrum digitized with WebPlotDigitizer and deconvoluted with Mathematica notebook
 

Chemical Formula

  [Si - O]-CON

Downloads

  Download digitized spectrum in JCAMP-DX format
(This file includes also the data listed on this page)
  Download all lines from the above plot in .csv format
(This file contains only the plotted data)

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