Acta Cryst. (2004). E60, m82-m84  [ doi:10.1107/S1600536803028241 ]

trans-Bis(methanol-O)bis(2-quinolinecarboxylato-²N,O)zinc(II)

Z.-Y. Yue, C. Cheng, P. Gao and P.-F. Yan

Online 19 December 2003

Key indicators

• Single-crystal X-ray study
• T = 293 K
• Mean (C-C) = 0.003 Å
• R factor = 0.027
• wR factor = 0.071
• Data-to-parameter ratio = 14.2

checkCIF/PLATON results

No syntax errors found



Alert level A
PLAT029_ALERT_3_A _diffrn_measured_fraction_theta_full Low .......       0.90       

Alert level C
ABSTM02_ALERT_3_C  The ratio of expected to reported Tmax/Tmin(RR') is < 0.90
            Tmin and Tmax reported:      0.615     0.775
            Tmin' and Tmax expected:      0.770     0.775
            RR' =      0.799
            Please check that your absorption correction is appropriate.
REFLT03_ALERT_3_C  Reflection count < 95% complete
           From the CIF: _diffrn_reflns_theta_max           27.51
           From the CIF: _diffrn_reflns_theta_full           0.00
           From the CIF: _reflns_number_total               2075
           TEST2: Reflns within _diffrn_reflns_theta_max
           Count of symmetry unique reflns         2305
           Completeness (_total/calc)             90.02%
PLAT022_ALERT_3_C Ratio Unique / Expected Reflections too Low ....       0.90       
PLAT061_ALERT_3_C Tmax/Tmin Range Test RR' too Large .............       0.79       
PLAT152_ALERT_1_C Supplied and Calc Volume s.u. Inconsistent .....          ?
PLAT710_ALERT_4_C Delete 1-2-3 or 2-3-4 Linear Torsion Angle ... #          1     
            O1  -ZN1 -O1  -C1     43.00100.00   3.555   1.555   1.555   1.555   
PLAT710_ALERT_4_C Delete 1-2-3 or 2-3-4 Linear Torsion Angle ... #          8     
            O3  -ZN1 -O3  -C11    65.00 51.00   3.555   1.555   1.555   1.555   
PLAT710_ALERT_4_C Delete 1-2-3 or 2-3-4 Linear Torsion Angle ... #         15     
            N1  -ZN1 -N1  -C2     77.00100.00   3.555   1.555   1.555   1.555   
PLAT710_ALERT_4_C Delete 1-2-3 or 2-3-4 Linear Torsion Angle ... #         20     
            N1  -ZN1 -N1  -C10   -99.00100.00   3.555   1.555   1.555   1.555   

   1 ALERT level A = In general: serious problem
   0 ALERT level B = Potentially serious problem
   9 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
   5 ALERT type 3 Indicator that the structure quality may be low
   4 ALERT type 4 Improvement, methodology, query or suggestion

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