Acta Cryst. (2010). E66, o2901  [ doi:10.1107/S1600536810042121 ]

1,5-Bis(1-phenylethylidene)carbonohydrazide

L. Kong, Y. Qiao, Z. Gao and X. Ju

Online 23 October 2010

Key indicators

• Single-crystal X-ray study
• T = 298 K
• Mean (C-C) = 0.004 Å
• R factor = 0.049
• wR factor = 0.148
• Data-to-parameter ratio = 13.7

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT241_ALERT_2_C Check High      Ueq as Compared to Neighbors for         C6     
PLAT242_ALERT_2_C Check Low       Ueq as Compared to Neighbors for         C4     
PLAT331_ALERT_2_C Small Average Phenyl   C-C Dist. C4     -C9            1.37 Ang. 
PLAT411_ALERT_2_C Short Inter H...H Contact  H17    ..  H17     ..       2.12 Ang. 
PLAT414_ALERT_2_C Short Intra D-H..H-X       H3     ..  H3C     ..       1.94 Ang. 
PLAT910_ALERT_3_C Missing # of FCF Reflections Below Th(Min) .....          3      
PLAT911_ALERT_3_C Missing # FCF Refl Between THmin & STh/L=  0.595          4      
PLAT125_ALERT_4_C No _symmetry_space_group_name_Hall Given .......          ?

Alert level G
PLAT860_ALERT_3_G Note: Number of Least-Squares Restraints .......          1      
PLAT128_ALERT_4_G Alternate Setting of Space-group P2/c    .......      P2/n       

   0 ALERT level A = In general: serious problem
   0 ALERT level B = Potentially serious problem
   8 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
   5 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
   0 ALERT type 5 Informative message, check

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