[Open access]

[Contents scheme]

Acta Cryst. (2012). E68, o2672
[ doi:10.1107/S1600536812032886 ]

2,5-Dichloro-3,6-diisopropylcyclohexa-2,5-diene-1,4-dione

P. Li, H. Wang, J. Dong and H.-Y. Chen


Key indicators

checkCIF/PLATON results

No syntax errors found




Alert level C PLAT085_ALERT_2_C SHELXL default weighting scheme is not optimized ? PLAT340_ALERT_3_C Low Bond Precision on C-C Bonds ............... 0.0068 Ang PLAT905_ALERT_3_C Negative K value in the Analysis of Variance ... -7.472
Alert level G PLAT003_ALERT_2_G Number of Uiso or Uij Restrained Atom Sites .... 3 PLAT005_ALERT_5_G No _iucr_refine_instructions_details in CIF .... ? PLAT199_ALERT_1_G Check the Reported _cell_measurement_temperature 293 K PLAT200_ALERT_1_G Check the Reported _diffrn_ambient_temperature 293 K PLAT333_ALERT_2_G Check Large Av C6-Ring C-C Dist. C1 -C3_a 1.42 Ang. PLAT860_ALERT_3_G Note: Number of Least-Squares Restraints ....... 12
0 ALERT level A = Most likely a serious problem - resolve or explain 0 ALERT level B = A potentially serious problem, consider carefully 3 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 2 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 3 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 0 ALERT type 4 Improvement, methodology, query or suggestion 1 ALERT type 5 Informative message, check

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