Acta Cryst. (2005). E61, o3092-o3094  [ doi:10.1107/S1600536805026929 ]

1-(4-Chlorobenzyl)-6,6-dimethyl-2-phenyl-1,5,6,7-tetrahydro-4H-indol-4-one

D. Chopra, K. Nagarajan and T. N. Guru Row

Online 31 August 2005

Key indicators

• Single-crystal X-ray study
• T = 290 K
• Mean (C-C) = 0.006 Å
• R factor = 0.088
• wR factor = 0.200
• Data-to-parameter ratio = 15.8

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT022_ALERT_3_C Ratio Unique / Expected Reflections too Low ....       0.95       
PLAT242_ALERT_2_C Check Low       Ueq as Compared to Neighbors for        C36     
PLAT340_ALERT_3_C Low Bond Precision on C-C bonds (x 1000) Ang ...          6       
PLAT480_ALERT_4_C Long H...A H-Bond Reported H14    ..  CL2     ..       2.86 Ang.  

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

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