[Open access]

[Contents scheme]

Acta Cryst. (2013). E69, o616-o617
[ doi:10.1107/S1600536813007952 ]

9-(2-Hydroxy-6-oxocyclohex-1-en-1-yl)-2,3,4,9-tetrahydro-1H-xanthen-1-one

S. K. Mohamed, M. Akkurt, A. A. Abdelhamid, A. Saeed and U. Flörke


Key indicators

checkCIF/PLATON results

No syntax errors found




Alert level B PLAT111_ALERT_2_B ADDSYM Detects (Pseudo) Centre of Symmetry ..... 86 PerFi
Alert level G PLAT005_ALERT_5_G No _iucr_refine_instructions_details in the CIF ? PLAT007_ALERT_5_G Note: Number of Unrefined D-H Atoms ............ 1 PLAT113_ALERT_2_G ADDSYM Suggests Possible Pseudo/New Space-group. Pnma PLAT792_ALERT_1_G Note: The Model has Chirality at C7 (Verify) R
0 ALERT level A = Most likely a serious problem - resolve or explain 1 ALERT level B = A potentially serious problem, consider carefully 0 ALERT level C = Check. Ensure it is not caused by an omission or oversight 4 ALERT level G = General information/check it is not something unexpected 1 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 0 ALERT type 3 Indicator that the structure quality may be low 0 ALERT type 4 Improvement, methodology, query or suggestion 2 ALERT type 5 Informative message, check

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