[Open access]

[Contents scheme]

Acta Cryst. (2012). E68, o3383-o3384
[ doi:10.1107/S1600536812046284 ]

4-[(E)-2-(Pyridin-2-yl)ethenyl]pyridine-terephthalic acid (2/1)

P. Castro-Montes, J. A. Guerrero-Alvarez, H. Hopfl, J. J. Campos-Gaxiola and A. Cruz-Enriquez


Key indicators

checkCIF/PLATON results

No syntax errors found



Datablock: I



Alert level C PLAT480_ALERT_4_C Long H...A H-Bond Reported H9 .. O2 .. 2.67 Ang. PLAT480_ALERT_4_C Long H...A H-Bond Reported H5 .. O2 .. 2.64 Ang. PLAT906_ALERT_3_C Large K value in the Analysis of Variance ...... 8.310 PLAT910_ALERT_3_C Missing # of FCF Reflections Below Th(Min) ..... 1
Alert level G PLAT002_ALERT_2_G Number of Distance or Angle Restraints on AtSite 2 PLAT005_ALERT_5_G No _iucr_refine_instructions_details in the CIF ? PLAT128_ALERT_4_G Alternate Setting of Space-group P21/c ....... P21/n PLAT199_ALERT_1_G Check the Reported _cell_measurement_temperature 293 K PLAT200_ALERT_1_G Check the Reported _diffrn_ambient_temperature 293 K PLAT860_ALERT_3_G Note: Number of Least-Squares Restraints ....... 1 PLAT909_ALERT_3_G Percentage of Observed Data at Theta(Max) still 77 Perc.
0 ALERT level A = Most likely a serious problem - resolve or explain 0 ALERT level B = A potentially serious problem, consider carefully 4 ALERT level C = Check. Ensure it is not caused by an omission or oversight 7 ALERT level G = General information/check it is not something unexpected 2 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 1 ALERT type 2 Indicator that the structure model may be wrong or deficient 4 ALERT type 3 Indicator that the structure quality may be low 3 ALERT type 4 Improvement, methodology, query or suggestion 1 ALERT type 5 Informative message, check

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