Acta Cryst. (2009). E65, o304  [ doi:10.1107/S1600536809000294 ]

2,2-Dimethyl-5-triphenylmethyl-1,3-dioxane

M. Zhang, X.-Y. Yuan and X.-M. Liu

Online 14 January 2009

Key indicators

• Single-crystal X-ray study
• T = 298 K
• Mean (C-C) = 0.003 Å
• R factor = 0.055
• wR factor = 0.193
• Data-to-parameter ratio = 17.4

checkCIF/PLATON results

No syntax errors found




Alert level C
            Value of measurement temperature given =   298.000
            Value of melting point given =     0.000
PLAT029_ALERT_3_C _diffrn_measured_fraction_theta_full Low .......       0.97      
PLAT241_ALERT_2_C Check High      Ueq as Compared to Neighbors for        C18     
PLAT066_ALERT_1_C Predicted and Reported Transmissions Identical .          ?
PLAT125_ALERT_4_C No _symmetry_space_group_name_Hall Given .......          ?
PLAT154_ALERT_1_C The su's on the Cell Angles are Equal  (x 10000)        300 Deg. 

   0 ALERT level A = In general: serious problem
   0 ALERT level B = Potentially serious problem
   5 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
   1 ALERT type 3 Indicator that the structure quality may be low
   1 ALERT type 4 Improvement, methodology, query or suggestion
   0 ALERT type 5 Informative message, check

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