Acta Cryst. (2005). E61, m327-m328  [ doi:10.1107/S1600536805001005 ]

Hexaaquazinc(II) bis(perchlorate) bis(2,5-dimethylpyrazine 1,4-dioxide)

J. J. Lu and J. M. Shi

Online 22 January 2005

Key indicators

• Single-crystal X-ray study
• T = 298 K
• Mean (C-C) = 0.007 Å
• R factor = 0.054
• wR factor = 0.141
• Data-to-parameter ratio = 12.4

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT042_ALERT_1_C Calc. and Rep. MoietyFormula Strings Differ ....          ?
PLAT125_ALERT_4_C No _symmetry_space_group_name_Hall Given .......          ?
PLAT250_ALERT_2_C Large U3/U1 Ratio for Average U(i,j) Tensor ....       2.26       
PLAT341_ALERT_3_C Low Bond Precision on C-C bonds (x 1000) Ang ...          7       
PLAT720_ALERT_4_C Number of Unusual/Non-Standard Label(s) ........         12       

   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

   1 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
   2 ALERT type 4 Improvement, methodology, query or suggestion

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