Acta Cryst. (2005). E61, o2139-o2141  [ doi:10.1107/S1600536805018398 ]

1'-tert-Butyl-2'-(2,2-dimethyl-4-oxochroman-6-carbonyl)benzohydrazide

P.-L. Zhao, W. Huang and G.-F. Yang

Online 17 June 2005

Key indicators

• Single-crystal X-ray study
• T = 292 K
• Mean (C-C) = 0.003 Å
• R factor = 0.056
• wR factor = 0.138
• Data-to-parameter ratio = 15.8

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT242_ALERT_2_C Check Low       Ueq as Compared to Neighbors for        C13     

   0 ALERT level A = In general: serious problem
   0 ALERT level B = Potentially serious problem
   1 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
   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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