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Acta Cryst. (2010). E66, o2341  [ doi:10.1107/S1600536810032368 ]

2,3;5,6-Di-O-isopropylidene-1-O-(2-phenylacetyl)-[alpha]-D-mannofuranose

I. A. Sacui, P. Norris and M. Zeller

Online 18 August 2010


Key indicators

checkCIF/PLATON results

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Alert level C PLAT480_ALERT_4_C Long H...A H-Bond Reported H2 .. O7 .. 2.65 Ang. PLAT480_ALERT_4_C Long H...A H-Bond Reported H3 .. O1 .. 2.67 Ang. PLAT480_ALERT_4_C Long H...A H-Bond Reported H8C .. O1 .. 2.62 Ang. PLAT480_ALERT_4_C Long H...A H-Bond Reported H12A .. O7 .. 2.70 Ang.
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 28.28 From the CIF: _reflns_number_total 2668 Count of symmetry unique reflns 2667 Completeness (_total/calc) 100.04% TEST3: Check Friedels for noncentro structure Estimate of Friedel pairs measured 1 Fraction of Friedel pairs measured 0.000 Are heavy atom types Z>Si present no PLAT791_ALERT_4_G Note: The Model has Chirality at C1 (Verify) R PLAT791_ALERT_4_G Note: The Model has Chirality at C2 (Verify) S PLAT791_ALERT_4_G Note: The Model has Chirality at C3 (Verify) S PLAT791_ALERT_4_G Note: The Model has Chirality at C4 (Verify) R PLAT791_ALERT_4_G Note: The Model has Chirality at C5 (Verify) R
0 ALERT level A = In general: serious problem 0 ALERT level B = Potentially serious problem 4 ALERT level C = Check and explain 6 ALERT level G = General alerts; check 0 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 0 ALERT type 3 Indicator that the structure quality may be low 10 ALERT type 4 Improvement, methodology, query or suggestion 0 ALERT type 5 Informative message, check
checkCIF publication errors
Alert level A PUBL006_ALERT_1_A _publ_requested_journal is missing e.g. 'Acta Crystallographica Section C'
1 ALERT level A = Data missing that is essential or data in wrong format 0 ALERT level G = General alerts. Data that may be required is missing

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