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Acta Cryst. (2005). E61, m1641-m1643  [ doi:10.1107/S1600536805023408 ]

catena-Poly[piperazinium(2+) [ferrate(III)-[mu]-hydroxo-[kappa]2O:O-di-[mu]-sulfato-[kappa]4O:O'] dihydrate]

Y.-L. Fu, Z.-W. Xu, J.-L. Ren and S. W. Ng

Online 27 July 2005

Key indicators

checkCIF/PLATON results

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Alert level B ABSTM02_ALERT_3_B The ratio of expected to reported Tmax/Tmin(RR') is < 0.75 Tmin and Tmax reported: 0.493 0.901 Tmin(prime) and Tmax expected: 0.690 0.899 RR(prime) = 0.712 Please check that your absorption correction is appropriate. PLAT061_ALERT_3_B Tmax/Tmin Range Test RR' too Large ............. 0.71
Alert level C PLAT029_ALERT_3_C _diffrn_measured_fraction_theta_full Low ....... 0.97 PLAT042_ALERT_1_C Calc. and Rep. MoietyFormula Strings Differ .... ? PLAT301_ALERT_3_C Main Residue Disorder ......................... 1.00 Perc. PLAT341_ALERT_3_C Low Bond Precision on C-C bonds (x 1000) Ang ... 7 PLAT432_ALERT_2_C Short Inter X...Y Contact O2 .. C4 .. 2.96 Ang. PLAT720_ALERT_4_C Number of Unusual/Non-Standard Label(s) ........ 7
0 ALERT level A = In general: serious problem 2 ALERT level B = Potentially serious problem 6 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 5 ALERT type 3 Indicator that the structure quality may be low 1 ALERT type 4 Improvement, methodology, query or suggestion

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