checkCIF/PLATON report (basic structural check)

No syntax errors found.                               CIF dictionary
Please wait while processing .... Interpreting this report
Datablock: solution
Bond precision: C-C = 0.0097 A Wavelength=0.71073
Cell: a=5.7992(6) b=12.0419(10) c=20.795(2)
alpha=90 beta=90 gamma=90
Temperature: 120 K
Calculated Reported
Volume 1452.2(2) 1452.2(2)
Space group P 21 21 21 P212121
Hall group P 2ac 2ab P 2ac 2ab
Moiety formula C17 H24 O3 C17 H24 O3
Sum formula C17 H24 O3 C17 H24 O3
Mr 276.36 276.36
Dx,g cm-3 1.264 1.264
Z 4 4
Mu (mm-1) 0.085 0.085
F000 600.0 600.0
F000' 600.29
h,k,lmax 7,15,27 7,15,27
Nref 1944[ 3328] 1925
Tmin,Tmax 0.980,0.997 0.967,0.998
Tmin' 0.967
Correction method= MULTI-SCAN
Data completeness= 0.99/0.58 Theta(max)= 27.480
R(reflections)= 0.1016( 1440) wR2(reflections)= 0.2670( 1925)
S = 1.150 Npar= 182

The following ALERTS were generated. Each ALERT has the format
       test-name_ALERT_alert-type_alert-level.
Click on the hyperlinks for more details of the test.

Alert level C RFACG01_ALERT_3_C The value of the R factor is > 0.10 R factor given 0.102 RFACR01_ALERT_3_C The value of the weighted R factor is > 0.25 Weighted R factor given 0.267 PLAT084_ALERT_2_C High R2 Value .................................. 0.27 PLAT340_ALERT_3_C Low Bond Precision on C-C Bonds (x 1000) Ang .. 10
Alert level G REFLT03_ALERT_4_G Please check that the estimate of the number of Friedel pairs is correct. If it is not, please give the correct count in the _publ_section_exptl_refinement section of the submitted CIF. From the CIF: _diffrn_reflns_theta_max 27.48 From the CIF: _reflns_number_total 1925 Count of symmetry unique reflns 1944 Completeness (_total/calc) 99.02% TEST3: Check Friedels for noncentro structure Estimate of Friedel pairs measured 0 Fraction of Friedel pairs measured 0.000 Are heavy atom types Z>Si present no PLAT072_ALERT_2_G SHELXL First Parameter in WGHT Unusually Large.. 0.11 PLAT791_ALERT_4_G The Model has Chirality at C3 (Verify) .... S PLAT791_ALERT_4_G The Model has Chirality at C5 (Verify) .... R PLAT791_ALERT_4_G The Model has Chirality at C6 (Verify) .... R PLAT791_ALERT_4_G The Model has Chirality at C7 (Verify) .... S PLAT791_ALERT_4_G The Model has Chirality at C8 (Verify) .... R PLAT791_ALERT_4_G The Model has Chirality at C9 (Verify) .... R
0 ALERT level A = In general: serious problem 0 ALERT level B = Potentially serious problem 4 ALERT level C = Check and explain 8 ALERT level G = General alerts; check 0 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 2 ALERT type 2 Indicator that the structure model may be wrong or deficient 3 ALERT type 3 Indicator that the structure quality may be low 7 ALERT type 4 Improvement, methodology, query or suggestion 0 ALERT type 5 Informative message, check


Publication of your CIF in IUCr journals

A basic structural check has been run on your CIF. These basic checks will be run on all CIFs submitted for publication in IUCr journals (Acta Crystallographica, Journal of Applied Crystallography, Journal of Synchrotron Radiation); however, if you intend to submit to Acta Crystallographica Section C or E, you should make sure that full publication checks are run on the final version of your CIF prior to submission.

Publication of your CIF in other journals

Please refer to the Notes for Authors of the relevant journal for any special instructions relating to CIF submission.


PLATON version of 13/08/2009; check.def file version of 12/08/2009
Datablock solution - ellipsoid plot

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