EPSRC National Crystallography Service
Data Collection Summary kccd2 (damien)


Summary report for Directory: home/diska/2007src0927

Report generated Jul 20, 2007; 14:49:56

Unit cell

57249 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)9.68270 +/- 0.00010
b (Angstrom)22.3776 +/- 0.0002
c (Angstrom)16.0124 +/- 0.0002
alpha (°) 90.000
beta (°)91.8463 +/- 0.0006
gamma (°) 90.000
Volume (A**3)3467.69 +/- 0.06
Mosaicity (°)0.5550 +/- 0.0010

Data collection

Summary

Total number of images collected442
Total exposure time61.3 minutes
Data collection exposure time60.2 minutes
Data collection wall-clock time78.2 minutes

Experimental Conditions

Wavelength0.71073 A
Crystal to detector distance35.00 mm

Scans

TypeName# imagesTotal
Rotation
Per frame
Rotation
Exposure
per frame
Used in
scaling
data collections01f214214.0° phi1.000°8 secondsYes
data collections02f111111.0° omega1.000°8 secondsYes
data collections03f109109.0° omega1.000°8 secondsYes
Phi/Chii01f - i08f88 seconds

Scalepack Scaling

Deleted observations

Rejected   7
Zero sigma or profile test   8
Overload or incomplete profile1592
Sigma cutoff 116
High resolution limit   6

Final Data Set

Scale factor10.00
Number of 'full' reflections 11239
Number of 'partial' reflections 27992
Total number of integrated reflections 36460
Total number of unique reflections  8161
Data completeness  99.9%
Resolution range7.00-0.77 A
Theta range2.91°-27.48°
Average Intensity  284.7
Average Sigma(I)    5.5
Overall R-merge (linear)  0.116

Sadabs Results

Parameter refinement on 36118 reflections reduced R(int) from 0.1330 to 0.0386

Before rejection, 37662 reflections total and 8168 unique

After rejection, 35250 reflections total and 8160 unique

Runs

  Run 2-theta  R(int)  Incid. factors  Diffr. factors    K     Total I>2sig(I)
    1   15.1  0.0374   0.858 - 1.057   0.967 - 1.081   2.735   17975   17109
    2   14.6  0.0344   0.795 - 1.432   0.968 - 1.045   2.585    7911    7545
    3   14.6  0.0324   0.627 - 1.012   0.967 - 1.061   2.548    9364    8971
Ratio of minimum to maximum apparent transmission: 0.894089

Metadata

  Group    Service  
  Operator   Simon Coles  
  Sample Owner   Davies  
  Local Code   307-475-A  
  Formula   C10H15Cl3N5OP3  
  Crystal Colour    Colourless  
  Crystal Habit    Prism  
  Crystal Size   0.2 x 0.06 x 0.04 (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 2007/2 (Sheldrick, G.M., 2007)'

_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    '10cm confocal mirrors'
_diffrn_measurement_device_type   'Bruker-Nonius APEX II CCD camera on \k-goniostat'
_diffrn_measurement_method          '\f & \w scans'
_diffrn_detector_area_resol_mean   '4096x4096pixels / 62x62mm'

_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. (2007). SADABS. Version 2007/2. 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/