(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2010). E66, o2715 [ doi:10.1107/S1600536810038869 ]

2-Methyl-N'-(4-nitrobenzylidene)benzohydrazide

C.-B. Tang

Online 2 October 2010

Key indicators

Single-crystal X-ray study
T = 298 K
Mean (C-C) = 0.003 Å
R factor = 0.059
wR factor = 0.140
Data-to-parameter ratio = 15.2

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT029_ALERT_3_C _diffrn_measured_fraction_theta_full Low .......       0.97      
PLAT242_ALERT_2_C Check Low       Ueq as Compared to Neighbors for         N1     
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         41      
PLAT912_ALERT_4_C Missing # of FCF Reflections Above STh/L=  0.600         59      

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