Acta Cryst. (2003). E59, o1562-o1563  [ doi:10.1107/S1600536803020798 ]

3-Amino-1-(4-fluorophenyl)-3a,3b,6,7-tetrahydrobenz[4,5]indene-2-carbonitrile

D. Shi, L. Rong, J. Wang, X. Wang and H. Hu

Online 24 September 2003

Key indicators

• Single-crystal X-ray study
• T = 291 K
• Mean (C-C) = 0.003 Å
• R factor = 0.038
• wR factor = 0.091
• Data-to-parameter ratio = 14.4

checkCIF/PLATON results

No syntax errors found




Alert level B
PLAT230_ALERT_2_B Hirshfeld Test Diff for    C8     -   C20      =       8.41 su    
PLAT230_ALERT_2_B Hirshfeld Test Diff for    C13    -   C14      =       8.31 su    
PLAT230_ALERT_2_B Hirshfeld Test Diff for    C16    -   C17      =       8.94 su    

Alert level C
PLAT242_ALERT_2_C Check Low    U(eq) as Compared to Neighbors ....         C3     
PLAT420_ALERT_2_C D-H Without Acceptor       N1     -   H1B    ...          ?       

   0 ALERT level A = In general: serious problem
   3 ALERT level B = Potentially serious problem
   2 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
   5 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

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