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Acta Cryst. (2013). E69, o1073  [ doi:10.1107/S1600536813015481 ]

4-Nitro-N^2^-(pyridin-4-ylmethylidene)benzene-1,2-diamine

G.-L. Liu, J. Sun, J.-C. Zhang, J. Mei and C. Guo


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Alert level C PLAT125_ALERT_4_C No '_symmetry_space_group_name_Hall' Given ..... ? Do ! PLAT340_ALERT_3_C Low Bond Precision on C-C Bonds ............... 0.0046 Ang. PLAT906_ALERT_3_C Large K value in the Analysis of Variance ...... 4.334 PLAT911_ALERT_3_C Missing # FCF Refl Between THmin & STh/L= 0.600 2
Alert level G PLAT005_ALERT_5_G No _iucr_refine_instructions_details in the CIF ? Do ! PLAT007_ALERT_5_G Note: Number of Unrefined Donor-H Atoms ........ 2 PLAT152_ALERT_1_G The Supplied and Calc. Volume s.u. Differ by ... 2 Units PLAT199_ALERT_1_G Check the Reported _cell_measurement_temperature 293 K PLAT200_ALERT_1_G Check the Reported _diffrn_ambient_temperature 293 K PLAT912_ALERT_4_G Missing # of FCF Reflections Above STh/L= 0.600 3
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 6 ALERT level G = General information/check it is not something unexpected 3 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 0 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 2 ALERT type 4 Improvement, methodology, query or suggestion 2 ALERT type 5 Informative message, check
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Alert level G PUBL013_ALERT_1_G The _publ_section_comment (discussion of study) is missing. This is required for a full paper submission (but is optional for an electronic paper).
0 ALERT level A = Data missing that is essential or data in wrong format 1 ALERT level G = General alerts. Data that may be required is missing

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