(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2004). E60, m1772-m1774 [ doi:10.1107/S1600536804027692 ]

[N,N'-Bis(1-{[2-oxido-4-(2-hydroxyethoxy)phenyl]methyl}ethylidene)ethane-1,2-diamine]copper(II)

G. Usha, S. Selvanayagam, D. Velmurugan, K. Ravikumar, N. S. Kumar, A. Raghavan and A. S. Nasar

Key indicators

Single-crystal X-ray study
T = 293 K
Mean (C-C) = 0.003 Å
R factor = 0.038
wR factor = 0.108
Data-to-parameter ratio = 16.3

checkCIF/PLATON results

No syntax errors found



Alert level A
PLAT029_ALERT_3_A _diffrn_measured_fraction_theta_full Low .......       0.91       

Alert level B
PLAT412_ALERT_2_B Short Intra XH3 .. XHn     H10C   ..  H11B    ..       1.78 Ang.  

Alert level C
REFLT03_ALERT_3_C  Reflection count < 95% complete
           From the CIF: _diffrn_reflns_theta_max           27.99
           From the CIF: _diffrn_reflns_theta_full           0.00
           From the CIF: _reflns_number_total               4633
           TEST2: Reflns within _diffrn_reflns_theta_max
           Count of symmetry unique reflns         5091
           Completeness (_total/calc)             91.00%

   1 ALERT level A = In general: serious problem
   1 ALERT level B = Potentially serious problem
   1 ALERT level C = Check and explain
   0 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
   2 ALERT type 3 Indicator that the structure quality may be low
   0 ALERT type 4 Improvement, methodology, query or suggestion