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Acta Cryst. (2005). E61, o2534-o2536  [ doi:10.1107/S160053680502180X ]

Absolute configuration of (R)-synephrine hydrochloride

M. Sajid, S. Anjum, M. I. Choudhary, Atta-ur-Rahman, M. Parvez and I. E. Mohamed

Online 16 July 2005


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Alert level C PLAT199_ALERT_1_C Check the Reported _cell_measurement_temperature 293 K PLAT200_ALERT_1_C Check the Reported _diffrn_ambient_temperature . 293 K PLAT340_ALERT_3_C Low Bond Precision on C-C bonds (x 1000) Ang ... 6
Alert level G REFLT03_ALERT_4_G Please check that the estimate of the number of Friedel pairs is correct. If it is not, please give the correct count in the _publ_section_exptl_refinement section of the submitted CIF. From the CIF: _diffrn_reflns_theta_max 25.00 From the CIF: _reflns_number_total 1928 Count of symmetry unique reflns 1164 Completeness (_total/calc) 165.64% TEST3: Check Friedels for noncentro structure Estimate of Friedel pairs measured 764 Fraction of Friedel pairs measured 0.656 Are heavy atom types Z>Si present yes
0 ALERT level A = In general: serious problem 0 ALERT level B = Potentially serious problem 3 ALERT level C = Check and explain 1 ALERT level G = General alerts; check 2 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 1 ALERT type 3 Indicator that the structure quality may be low 1 ALERT type 4 Improvement, methodology, query or suggestion

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