Acta Cryst. (2005). E61, o3876-o3878  [ doi:10.1107/S1600536805034100 ]

2-Hydroxy-3-methoxybenzaldehyde (pyridine-2-carbonyl)hydrazone

M.-L. Liu, J.-M. Dou, D.-Q. Wang and D.-C. Li

Online 27 October 2005

Key indicators

• Single-crystal X-ray study
• T = 298 K
• Mean (C-C) = 0.004 Å
• R factor = 0.043
• wR factor = 0.129
• Data-to-parameter ratio = 10.0

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT066_ALERT_1_C Predicted and Reported Transmissions Identical .          ?
PLAT088_ALERT_3_C Poor Data / Parameter Ratio ....................       9.97       
PLAT125_ALERT_4_C No _symmetry_space_group_name_Hall Given .......          ?
PLAT152_ALERT_1_C Supplied and Calc Volume s.u. Inconsistent .....          ?
PLAT230_ALERT_2_C Hirshfeld Test Diff for    C4     -   C5      ..       5.87 su    
PLAT391_ALERT_3_C Deviating Methyl C14     H-C-H Bond Angle ......     101.00 Deg.  
PLAT480_ALERT_4_C Long H...A H-Bond Reported H1     ..  O1      ..       2.66 Ang.  

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

   2 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
   2 ALERT type 3 Indicator that the structure quality may be low
   2 ALERT type 4 Improvement, methodology, query or suggestion

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