EPSRC National Crystallography Service
Data Collection Summary kccd1 (dellboy)


Summary report for Directory: diska/04src0339

Report generated Apr 27, 2004; 09:15:10

Unit cell

26481 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)14.6319 +/- 0.0002
b (Angstrom)12.0514 +/- 0.0002
c (Angstrom)14.9097 +/- 0.0002
alpha (°) 90.000
beta (°)111.3965 +/- 0.0007
gamma (°) 90.000
Volume (A**3)2447.90 +/- 0.06
Mosaicity (°)0.3670 +/- 0.0010

Data collection

Summary

Total number of images collected579
Total exposure time8.0 hours
Data collection exposure time8.0 hours
Data collection wall-clock time8.9 hours

Experimental Conditions

Wavelength0.71073 A
Crystal to detector distance45.00 mm

Scans

TypeName# imagesTotal
Rotation
Per frame
Rotation
Exposure
per frame
Used in
scaling
data collections01f290290.0° phi1.000°50 secondsYes
data collections02f144144.0° omega1.000°50 secondsYes
data collections03f137137.0° omega1.000°50 secondsYes
Phi/Chii01f - i08f820 seconds

Scalepack Scaling

Deleted observations

Rejected   7
Zero sigma or profile test   5
Overload or incomplete profile 746
Sigma cutoff   1

Final Data Set

Scale factor10.00
Number of 'full' reflections 16297
Number of 'partial' reflections 14612
Total number of integrated reflections 29037
Total number of unique reflections  5875
Data completeness  99.4%
Resolution range7.00-0.77 A
Theta range2.91°-27.48°
Average Intensity  121.8
Average Sigma(I)    3.2
Overall R-merge (linear)  0.120

Sadabs result in sad.abs

Parameter refinement on 25073 reflections reduced R(int) from 0.1093 to 0.0295

Before rejection, 30183 reflections total and 5878 unique

After rejection, 29686 reflections total and 5869 unique

Runs

  Run 2-theta  R(int)  Incid. factors  Diffr. factors    K     Total I>2sig(I)
    1   18.9  0.0305   0.913 - 1.276   0.906 - 1.264   1.147   15163   13233
    2  -18.3  0.0310   0.899 - 1.307   0.915 - 1.310   1.151    7323    6324
    3  -18.3  0.0306   0.696 - 1.045   0.915 - 1.275   1.088    7200    6327
Ratio of minimum to maximum apparent transmission: 0.691275

Metadata

  Supervisor    Service  
  Operator   Peter Horton  
  User   Duncan Bruce  
  Local Code   C3F7 Pt 1,1  
  Formula   C24 H22 N1 O4 F7 Pt1  
  Crystal Colour    Orange  
  Crystal Habit   Slab  
  Crystal Size   0.13 x 0.09 x 0.03 (mm3) 
  Temperature   120(K) 
  Generator   50 (kV)   85 (mA) 
  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          '\p & \w scans'
_diffrn_detector_area_resol_mean   9.091

_computing_data_collection        
'COLLECT (Hooft, 1999)'
_computing_cell_refinement        
'DENZO (Otwinowski & Minor, 1997) & COLLECT (Hooft, 1999)'
#Although determined using DirAx, the cell is refined in the HKL package during data reduction
_computing_data_reduction         
'DENZO (Otwinowski & Minor, 1997) & COLLECT (Hooft, 1999)' 

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., 1999.

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. SADABS - Bruker Nonius area detector scaling and absorption correction - V2.10

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/