Acta Cryst. (2009). E65, o1064  [ doi:10.1107/S1600536809013737 ]

9-Chloro-1-methyl-7-phenyl-5,6-dihydro-13H-indolo[3,2-c]acridine

M. Sridharan, K. J. Rajendra Prasad and M. Zeller

Online 18 April 2009

Key indicators

• Single-crystal X-ray study
• T = 293 K
• Mean (C-C) = 0.003 Å
• R factor = 0.053
• wR factor = 0.124
• Data-to-parameter ratio = 18.5

checkCIF/PLATON results

No syntax errors found




Alert level C
            Value of measurement temperature given =   293.000
            Value of melting point given =     0.000
PLAT420_ALERT_2_C D-H Without Acceptor       N2     -   H2A    ...          ?      
PLAT153_ALERT_1_C The su's on the Cell Axes   are Equal (x 100000)        400 Ang. 

Alert level G
PLAT154_ALERT_1_G The su's on the Cell Angles are Equal  (x 10000)        700 Deg. 
PLAT199_ALERT_1_G Check the Reported _cell_measurement_temperature        293 K    
PLAT200_ALERT_1_G Check the Reported _diffrn_ambient_temperature .        293 K    

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

   4 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
   0 ALERT type 3 Indicator that the structure quality may be low
   0 ALERT type 4 Improvement, methodology, query or suggestion
   0 ALERT type 5 Informative message, check

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