[Open access]

[Contents scheme]

Acta Cryst. (2014). E70, o526
[ doi:10.1107/S1600536814007351 ]

(1R,4R,6S,7R)-5,5-Di­bromo-1,4,8,8-tetra­methyl­tri­cyclo­[5.4.1.04,6]dodecan-12-one

M. Zaki, A. Benharref, J.-C. Daran and M. Berraho


Key indicators

checkCIF/PLATON results

No syntax errors found




Alert level C PLAT090_ALERT_3_C Poor Data / Parameter Ratio (Zmax > 18) ........ 9.38 Note PLAT341_ALERT_3_C Low Bond Precision on C-C Bonds ............... 0.0109 Ang. PLAT790_ALERT_4_C Centre of Gravity not Within Unit Cell: Resd. # 1 Note C16 H24 Br2 O PLAT910_ALERT_3_C Missing # of FCF Reflections Below Th(Min) ..... 5 Why ?
Alert level G PLAT005_ALERT_5_G No _iucr_refine_instructions_details in the CIF Please Do ! PLAT434_ALERT_2_G Short Inter HL..HL Contact Br1 .. Br2 . 3.55 Ang. PLAT434_ALERT_2_G Short Inter HL..HL Contact Br3 .. Br4 . 3.57 Ang. PLAT720_ALERT_4_G Number of Unusual/Non-Standard Labels .......... 4 Note PLAT791_ALERT_4_G The Model has Chirality at C1 ............. R Verify PLAT791_ALERT_4_G The Model has Chirality at C1A ............. R Verify PLAT791_ALERT_4_G The Model has Chirality at C4 ............. R Verify PLAT791_ALERT_4_G The Model has Chirality at C4A ............. R Verify PLAT791_ALERT_4_G The Model has Chirality at C6 ............. S Verify PLAT791_ALERT_4_G The Model has Chirality at C6A ............. S Verify PLAT791_ALERT_4_G The Model has Chirality at C7 ............. R Verify PLAT791_ALERT_4_G The Model has Chirality at C7A ............. R Verify
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 12 ALERT level G = General information/check it is not something unexpected 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 3 ALERT type 3 Indicator that the structure quality may be low 10 ALERT type 4 Improvement, methodology, query or suggestion 1 ALERT type 5 Informative message, check

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