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Acta Cryst. (2005). E61, o2523-o2524  [ doi:10.1107/S160053680501799X ]

2-Methyl-2-nitropropyl methanesulfonate

W. Zhou, C.-N. Xia, W. Feng and W.-X. Hu

Online 13 July 2005


Key indicators

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Alert level C PLAT128_ALERT_4_C Non-standard setting of Space group Fdd2 .... F2dd PLAT242_ALERT_2_C Check Low Ueq as Compared to Neighbors for S1 PLAT242_ALERT_2_C Check Low Ueq as Compared to Neighbors for N1 PLAT340_ALERT_3_C Low Bond Precision on C-C bonds (x 1000) Ang ... 5
Alert level G REFLT03_ALERT_4_G WARNING: Large fraction of Friedel related reflns may be needed to determine absolute structure From the CIF: _diffrn_reflns_theta_max 25.14 From the CIF: _reflns_number_total 861 Count of symmetry unique reflns 861 Completeness (_total/calc) 100.00% TEST3: Check Friedels for noncentro structure Estimate of Friedel pairs measured 0 Fraction of Friedel pairs measured 0.000 Are heavy atom types Z>Si present yes
0 ALERT level A = In general: serious problem 0 ALERT level B = Potentially serious problem 4 ALERT level C = Check and explain 1 ALERT level G = General alerts; check 0 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 2 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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