[Open access]

[Contents scheme]

Acta Cryst. (2013). E69, o1799-o1800
[ doi:10.1107/S1600536813031036 ]

A P212121 polymorph of (+)-clusianone

S. Vaneesa Nagalingam, J. Wong Pik Ching, M. Khaled bin Break, M. I. M. Tahir and T.-J. Khoo


Key indicators

checkCIF/PLATON results

No syntax errors found



Datablock: I



Alert level C PLAT480_ALERT_4_C Long H...A H-Bond Reported H273 .. O1 .. 2.63 Ang. PLAT480_ALERT_4_C Long H...A H-Bond Reported H363 .. O1 .. 2.67 Ang. PLAT480_ALERT_4_C Long H...A H-Bond Reported H81 .. O11 .. 2.62 Ang. PLAT480_ALERT_4_C Long H...A H-Bond Reported H211 .. O17 .. 2.70 Ang.
Alert level G PLAT005_ALERT_5_G No _iucr_refine_instructions_details in the CIF Please Do ! PLAT007_ALERT_5_G Number of Unrefined Donor-H Atoms .............. 1 Why ? PLAT791_ALERT_4_G The Model has Chirality at C12 (Verify) S PLAT791_ALERT_4_G The Model has Chirality at C15 (Verify) S PLAT791_ALERT_4_G The Model has Chirality at C19 (Verify) R PLAT809_ALERT_1_G Can not Parse the SHELXL Weighting Scheme String Please Check PLAT912_ALERT_4_G Missing # of FCF Reflections Above STh/L= 0.600 7 PLAT929_ALERT_5_G No Weight Pars,Obs and Calc R1,wR2,S not checked ! Info PLAT960_ALERT_3_G Number of Intensities with I < - 2*sig(I) ... 2
0 ALERT level A = Most likely a serious problem - resolve or explain 0 ALERT level B = A potentially serious problem, consider carefully 4 ALERT level C = Check. Ensure it is not caused by an omission or oversight 9 ALERT level G = General information/check it is not something unexpected 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 1 ALERT type 3 Indicator that the structure quality may be low 8 ALERT type 4 Improvement, methodology, query or suggestion 3 ALERT type 5 Informative message, check

Copyright © International Union of Crystallography
IUCr Webmaster