Summary report for Directory: diska/07ch0001

Report generated Jul 31, 2007; 13:15:43

Unit cell

8879 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) 3.9766 +/- 0.0003

b (Angstrom) 16.1062 +/- 0.0013

c (Angstrom) 11.5115 +/- 0.0009

alpha (°) 90.000

beta (°) 90.407 +/- 0.005

gamma (°) 90.000

Volume (A**3) 737.27 +/- 0.10
Mosaicity (°) 0.919 +/- 0.004

Symmetry used in scalepack	p2
a (Angstrom)	3.9766 +/- 0.0003
b (Angstrom)	16.1062 +/- 0.0013
c (Angstrom)	11.5115 +/- 0.0009
alpha (°)	90.000
beta (°)	90.407 +/- 0.005
gamma (°)	90.000
Volume (A**3)	737.27 +/- 0.10
Mosaicity (°)	0.919 +/- 0.004

Data collection

Summary

Total number of images collected	191
Total exposure time	124.0 minutes
Data collection exposure time	122.6 minutes
Data collection wall-clock time	157.2 minutes

Experimental Conditions

Wavelength	0.71073 A
Crystal to detector distance	33.00 mm

Scans

Type	Name	# images	Total Rotation	Per frame Rotation	Exposure per frame	Used in scaling
data collection	s01f	111	`222.0`° phi	2.000°	40 seconds	Yes
data collection	s02f	54	`108.0`° omega	2.000°	40 seconds	Yes
data collection	s03f	18	`36.0`° omega	2.000°	40 seconds	Yes
Phi/Chi	i01f - i08f	8			10 seconds

Scalepack Scaling

Deleted observations

Rejected	`9`
Zero sigma or profile test	`2`
Overload or incomplete profile	`176`
Sigma cutoff	`26`
High resolution limit	`9`

Final Data Set

Scale factor	10.00
Number of 'full' reflections	`3421`
Number of 'partial' reflections	`5453`
Total number of integrated reflections	`8457`
Total number of unique reflections	`1755`
Data completeness	`99.8%`
Resolution range	7.00-0.77 A
Theta range	2.91°-27.48°
Average Intensity	`40.8`
Average Sigma(I)	`1.8`
Overall R-merge (linear)	`0.067`

Sadabs Results

Estimated minimum and maximum transmission: 0.6503 0.7456

Metadata

Group Personal

Operator Peter Horton

Sample Owner

Local Code 5-MeOSalicylic acid

Formula C8 H8 O4

Crystal Colour Colourless

Crystal Habit Slab

Crystal Size 0.26 x 0.12 x 0.06 (mm3)

Temperature 120(K)

Generator 50 (kV) 85 (mA)

Primary Solvent

Other Solvents

Group	Personal
Operator	Peter Horton
Sample Owner
Local Code	5-MeOSalicylic acid
Formula	C8 H8 O4
Crystal Colour	Colourless
Crystal Habit	Slab
Crystal Size	0.26 x 0.12 x 0.06 (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    'graphite'
_diffrn_measurement_device_type   'Bruker-Nonius Roper 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. (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/