(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2011). E67, o373 [ doi:10.1107/S1600536811000912 ]

3-Chloro-N'-[(2-hydroxynaphthalen-1-yl)methylidene]benzohydrazide

T.-Y. Li and W. Li

Online 12 January 2011

Key indicators

Single-crystal X-ray study
T = 298 K
Mean (C-C) = 0.006 Å
R factor = 0.082
wR factor = 0.161
Data-to-parameter ratio = 15.5

checkCIF/PLATON results

No syntax errors found




Alert level C
SHFSU01_ALERT_2_C  Test not performed. _refine_ls_shift/su_max and
            _refine_ls_shift/esd_max not present.
            Absolute value of the parameter shift to su ratio given   0.001
PLAT029_ALERT_3_C _diffrn_measured_fraction_theta_full Low .......       0.98      
PLAT340_ALERT_3_C Low Bond Precision on  C-C Bonds (x 1000) Ang ..          6      
PLAT910_ALERT_3_C Missing # of FCF Reflections Below Th(Min) .....          1      
PLAT911_ALERT_3_C Missing # FCF Refl Between THmin & STh/L=  0.600         29      
PLAT125_ALERT_4_C No '_symmetry_space_group_name_Hall' Given .....          ?
PLAT912_ALERT_4_C Missing # of FCF Reflections Above STh/L=  0.600         52      

Alert level G
PLAT860_ALERT_3_G Note: Number of Least-Squares Restraints .......          1      
PLAT128_ALERT_4_G Alternate Setting of Space-group P21/c   .......      P21/n      

   0 ALERT level A = In general: serious problem
   0 ALERT level B = Potentially serious problem
   7 ALERT level C = Check and explain
   2 ALERT level G = General alerts; check

   0 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
   5 ALERT type 3 Indicator that the structure quality may be low
   3 ALERT type 4 Improvement, methodology, query or suggestion
   0 ALERT type 5 Informative message, check