(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2004). E60, o592-o594 [ doi:10.1107/S1600536804005586 ]

1-Dimethylamino-3-dimethyliminio-1-(p-methoxyphenyl)prop-1-ene perchlorate

C. R. Girija, N. S. Begum, M. A. Sridhar, N. K. Lokanath and J. S. Prasad

Online 24 March 2004

Key indicators

Single-crystal X-ray study
T = 293 K
Mean (C-C) = 0.004 Å
R factor = 0.050
wR factor = 0.148
Data-to-parameter ratio = 12.9

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
PLAT027_ALERT_3_B _diffrn_reflns_theta_full (too) Low ............      24.99 Deg.  

Alert level C
REFLT03_ALERT_3_C  Reflection count < 95% complete
           From the CIF: _diffrn_reflns_theta_max           24.99
           From the CIF: _diffrn_reflns_theta_full           0.00
           From the CIF: _reflns_number_total               2632
           TEST2: Reflns within _diffrn_reflns_theta_max
           Count of symmetry unique reflns         2900
           Completeness (_total/calc)             90.76%
PLAT022_ALERT_3_C Ratio Unique / Expected Reflections too Low ....       0.91       
PLAT244_ALERT_4_C Low Solvent  U(eq) as Compared to Neighbors ....         Cl     

   1 ALERT level A = In general: serious problem
   1 ALERT level B = Potentially serious problem
   3 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
   0 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
   1 ALERT type 4 Improvement, methodology, query or suggestion