(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2004). E60, o2216-o2218 [ doi:10.1107/S1600536804027503 ]

1'-Methyl-2''-phenylcyclohexane-1-spiro-4'-[acenaphthene-1-spiro-2'-pyrrolidine-3'-spiro-4''(5''H)-[1,3]oxazole]-2,5''-dione

S. Selvanayagam, D. Velmurugan, K. Ravikumar, J. Jayashankaran, R. R. Durga and R. Raghunathan

Key indicators

Single-crystal X-ray study
T = 293 K
Mean (C-C) = 0.002 Å
R factor = 0.044
wR factor = 0.134
Data-to-parameter ratio = 14.8

checkCIF/PLATON results

No syntax errors found



Alert level A
REFLT03_ALERT_3_A  Reflection count < 85% complete (theta max?)
           From the CIF: _diffrn_reflns_theta_max           28.00
           From the CIF: _diffrn_reflns_theta_full           0.00
           From the CIF: _reflns_number_total               4539
           TEST2: Reflns within _diffrn_reflns_theta_max
           Count of symmetry unique reflns         5463
           Completeness (_total/calc)             83.09%
PLAT029_ALERT_3_A _diffrn_measured_fraction_theta_full Low .......       0.83       

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