EPSRC National Crystallography Service
Data Collection Summary kccd1 (dellboy)


Summary report for Directory: diska/2007src0607

Report generated May 14, 2007; 08:39:20

Unit cell

4084 reflections with 2.91°<theta<27.10° (resolution between 7.00A and 0.78A) were used for unit cell refinement

Symmetry used
in scalepack
p222
a (Angstrom)11.7560 +/- 0.0004
b (Angstrom)15.6190 +/- 0.0003
c (Angstrom)18.4464 +/- 0.0006
alpha (°) 90.000
beta (°) 90.000
gamma (°) 90.000
Volume (A**3)3387.07 +/- 0.17
Mosaicity (°)0.7130 +/- 0.0010

Data collection

Summary

Total number of images collected378
Total exposure time5.2 hours
Data collection exposure time5.2 hours
Data collection wall-clock time5.8 hours

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 collections01f178178.0° phi1.000°50 secondsYes
data collections02f38 38.0° omega1.000°50 secondsYes
data collections03f50 50.0° omega1.000°50 secondsYes
data collections04f104104.0° omega1.000°50 secondsYes
Phi/Chii01f - i08f825 seconds

Scalepack Scaling

Deleted observations

Rejected 137
Zero sigma or profile test  26
Overload or incomplete profile1332
Sigma cutoff 232
High resolution limit 577

Final Data Set

Scale factor range8.74-10.87
Number of 'full' reflections  6626
Number of 'partial' reflections 40452
Total number of integrated reflections 43786
Total number of unique reflections  4101
Data completeness  99.9%
Resolution range7.00-0.78 A
Theta range2.91°-27.10°
Average Intensity   25.2
Average Sigma(I)    1.0
Overall R-merge (linear)  0.076

Sadabs Results

Parameter refinement on 20653 reflections reduced R(int) from 0.1306 to 0.0557

Before rejection, 45294 reflections total and 4180 unique

After rejection, 44953 reflections total and 4178 unique

Runs

  Run 2-theta  R(int)  Incid. factors  Diffr. factors    K     Total I>2sig(I)
    1    6.4  0.0922   0.778 - 0.883   0.905 - 1.078   1.209   21541   11141
    2   -2.6  0.0886   0.766 - 0.854   0.965 - 1.101   1.203    4532    2281
    3   -5.8  0.0990   0.942 - 1.052   0.966 - 1.142   1.236    5895    2887
    4   -3.5  0.0915   0.911 - 1.147   0.957 - 1.134   1.204   12985    6654
Ratio of minimum to maximum apparent transmission: 0.792557

Metadata

  Group    Service  
  Operator   Simon Coles  
  Sample Owner   Tomkinson  
  Local Code   JBB1-011-MacHPF6  
  Formula   C13H19N2OPF6  
  Crystal Colour    Colourless  
  Crystal Habit    Shard  
  Crystal Size   0.2 x 0.14 x 0.02 (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/