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Acta Cryst. (2005). E61, o2635-o2637  [ doi:10.1107/S1600536805022737 ]

N,N'-Dimethylpiperazinium(2+) bis[methylenehydrogendiphosphonate(1-)]

Z. Yuan and W. Clegg

Online 20 July 2005


Key indicators

checkCIF/PLATON results

No syntax errors found




Alert level C PLAT022_ALERT_3_C Ratio Unique / Expected Reflections too Low .... 0.94 PLAT029_ALERT_3_C _diffrn_measured_fraction_theta_full Low ....... 0.96 PLAT042_ALERT_1_C Calc. and Rep. MoietyFormula Strings Differ .... ?
0 ALERT level A = In general: serious problem 0 ALERT level B = Potentially serious problem 3 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 0 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 0 ALERT type 4 Improvement, methodology, query or suggestion

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