EPSRC National Crystallography Service
Data Collection Summary kccd1 (dellboy)


Summary report for Directory: diska/2007src0354

Report generated Mar 15, 2007; 14:21:21

Unit cell

3841 reflections with 2.91°<theta<27.48° (resolution between 7.00A and 0.77A) were used for unit cell refinement

Symmetry used
in scalepack
p2
a (Angstrom)8.38670 +/- 0.00010
b (Angstrom)10.6256 +/- 0.0003
c (Angstrom)18.5795 +/- 0.0005
alpha (°) 90.000
beta (°)98.7154 +/- 0.0017
gamma (°) 90.000
Volume (A**3)1636.57 +/- 0.07
Mosaicity (°)0.3810 +/- 0.0010

Data collection

Summary

Total number of images collected190
Total exposure time62.7 minutes
Data collection exposure time61.3 minutes
Data collection wall-clock time82.8 minutes

Experimental Conditions

Wavelength0.71073 A
Crystal to detector distance30.00 mm

Scans

TypeName# imagesTotal
Rotation
Per frame
Rotation
Exposure
per frame
Used in
scaling
data collections01f118236.0° phi2.000°20 secondsYes
data collections02f17 34.0° omega2.000°20 secondsYes
data collections03f23 46.0° omega2.000°20 secondsYes
data collections04f24 48.0° omega2.000°20 secondsYes
Phi/Chii01f - i08f810 seconds

Scalepack Scaling

Deleted observations

Rejected 112
Zero sigma or profile test   1
Overload or incomplete profile 544
Sigma cutoff  62
High resolution limit   3

Final Data Set

Scale factor range9.79-11.27
Number of 'full' reflections 15763
Number of 'partial' reflections  6313
Total number of integrated reflections 21042
Total number of unique reflections  3942
Data completeness  99.7%
Resolution range7.00-0.77 A
Theta range2.91°-27.48°
Average Intensity  105.9
Average Sigma(I)    2.8
Overall R-merge (linear)  0.043

Sadabs Results

Parameter refinement on 14692 reflections reduced R(int) from 0.0993 to 0.0376

Before rejection, 20810 reflections total and 3946 unique

After rejection, 20512 reflections total and 3943 unique

Runs

  Run 2-theta  R(int)  Incid. factors  Diffr. factors    K     Total I>2sig(I)
    1    7.4  0.0403   0.941 - 1.042   0.941 - 1.109   1.375   13601   10122
    2   -6.8  0.0417   0.805 - 0.870   0.928 - 1.076   1.331    1774    1264
    3   -6.8  0.0430   0.760 - 0.862   0.944 - 1.104   1.325    2524    1827
    4   -6.8  0.0449   0.785 - 0.847   0.928 - 1.121   1.383    2613    1893
Ratio of minimum to maximum apparent transmission: 0.827100

Metadata

  Group    Service  
  Operator   Simon Coles  
  Sample Owner   Tomkinson  
  Local Code   TG 3.399  
  Formula   C15H15NPF9  
  Crystal Colour    Colourless  
  Crystal Habit    Block  
  Crystal Size   0.5 x 0.2 x 0.1 (mm3) 
  Temperature   120(K) 
  Generator   50 (kV)   85 (mA) 
  Primary Solvent     
  Other Solvents     

File Explanations

SampleCode.zip
      SampleCode.hkl - data corrected using  SADABS
      SampleCode_merge_none.hkl - equivalents and friedels kept separate  (See "Final Data Set" table in this report)
      SampleCode.p4p - skeleton p4p file for use with XPREP
      SampleCode.htm - this summary file


Southampton CIF entry fields

_exptl_absorpt_process_details       'SADABS V2.10 (Sheldrick, G.M., 2003)'

_diffrn_ambient_temperature           120(2)
_diffrn_radiation_wavelength           0.71073
_diffrn_radiation_type                      MoK\a
_diffrn_radiation_source                  'Bruker-Nonius FR591 rotating anode'
_diffrn_radiation_monochromator    'graphite'
_diffrn_measurement_device_type  'Bruker-Nonius 95mm CCD camera on \k-goniostat'
_diffrn_measurement_method          '\f & \w scans'
_diffrn_detector_area_resol_mean   9.091

_computing_data_collection        
'COLLECT (Hooft, R.W.W., 1998)'
_computing_cell_refinement        
'DENZO (Otwinowski & Minor, 1997) & COLLECT (Hooft, R.W.W., 1998)'
#Although determined using DirAx, the cell is refined in the HKL
#package during data reduction
_computing_data_reduction         
'DENZO (Otwinowski & Minor, 1997) & COLLECT (Hooft, R.W.W., 1998)' 

Software References

Unit Cell Determination using DirAx:
Duisenberg AJM. Indexing in Single-Crystal Diffractometry with an Obstinate List of Reflections. Journal of Applied Crystallography 1992; 25: 92-96.
Duisenberg AJM, Hooft RWW, Schreurs AMM, Kroon J. Accurate cells from area-detector images. Journal of Applied Crystallography 2000; 33: 893-898.

Diffractometer control and strategy calculation using COLLECT:
Hooft RWW. COLLECT data collection software, Nonius B.V., 1998.

Standard Data Reduction using HKL(Denzo & Scalepack):
Otwinowski Z, Minor W. Processing of X-ray diffraction data collected in oscillation mode. Macromolecular Crystallography, Pt A. 1997; 276: 307-326.

Absorption Correction
Sheldrick, G. M. (2003). SADABS. Version 2.10. Bruker AXS Inc., Madison, Wisconsin, USA.

Non-Standard Data Reduction using EvalCCD:
Duisenberg AJM, Kroon-Batenburg LMJ, Schreurs AMM. An intensity evaluation method: EVAL-14. Journal of Applied Crystallography 2003; 36: 220-229.

For more information visit the service web site at: http://www.soton.ac.uk/~xservice/