[Open access]

[Contents scheme]

Acta Cryst. (2012). E68, o3279-o3280
[ doi:10.1107/S1600536812044510 ]

4-(2-Bromophenyl)-2-phenylpyrano[3,2-c]chromen-5(4H)-one

M. Gohain, N. Loganathan, B. C. B. Bezuidenhoudt and A. Roodt


Key indicators

checkCIF/PLATON results

No syntax errors found



Alert level A PLAT707_ALERT_1_A D...A Calc 30.0975(18), Rep 3.2227(16), Dev.. 14930.44 Sigma C3 -BR1 1.555 3.756 PLAT726_ALERT_2_A H...A Calc 29.47000, Rep 2.69000 Dev... 26.78 Ang. H3 -BR1 1.555 3.756 PLAT728_ALERT_1_A D-H..A Calc 128.00, Rep 114.00 Dev... 14.00 Deg. C3 -H3 -BR1 1.555 1.555 3.756 # 77
Alert level B PLAT431_ALERT_2_B Short Inter HL..A Contact Br1 .. O3 . 3.02 Ang. PLAT482_ALERT_4_B Small D-H..A Angle Rep for C9 .. CG? .. 84.00 Deg.
Alert level C PLAT482_ALERT_4_C Small D-H..A Angle Rep for C4 .. CG? .. 93.00 Deg. PLAT482_ALERT_4_C Small D-H..A Angle Rep for C10 .. CG? .. 96.00 Deg.
Alert level G PLAT005_ALERT_5_G No _iucr_refine_instructions_details in CIF ... ? PLAT793_ALERT_4_G The Model has Chirality at C3 (Verify) .... S PLAT912_ALERT_4_G Missing # of FCF Reflections Above STh/L= 0.600 8 PLAT960_ALERT_3_G Number of Intensities with I .LT. - 2*sig(I) ... 1
3 ALERT level A = Most likely a serious problem - resolve or explain 2 ALERT level B = A potentially serious problem, consider carefully 2 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 2 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 1 ALERT type 3 Indicator that the structure quality may be low 5 ALERT type 4 Improvement, methodology, query or suggestion 1 ALERT type 5 Informative message, check

Copyright © International Union of Crystallography
IUCr Webmaster