[HTML version][PDF version][Article Abstract][CIF][3d view][Structure Factors][Supplementary Material][Issue contents]  [Open access]

[Contents scheme]

Acta Cryst. (2014). E70, o66  [ doi:10.1107/S1600536813033497 ]

N,N'-Bis(di­phenyl­meth­yl)benzene-1,4-di­amine

A. S. Al-Fahdawi, H. A. Al-Kafajy, M. J. Al-Jeboori, S. J. Coles, C. Wilson and H. Potgieter


Key indicators

checkCIF/PLATON results

No syntax errors found




Alert level C RINTA01_ALERT_3_C The value of Rint is greater than 0.12 Rint given 0.125 PLAT020_ALERT_3_C The value of Rint is greater than 0.12 ......... 0.125 PLAT026_ALERT_3_C Ratio Observed / Unique Reflections too Low .... 47 % PLAT340_ALERT_3_C Low Bond Precision on C-C Bonds ............... 0.0042 Ang. PLAT420_ALERT_2_C D-H Without Acceptor N1 - H1 ... Please Check PLAT906_ALERT_3_C Large K value in the Analysis of Variance ...... 31.239 Check PLAT906_ALERT_3_C Large K value in the Analysis of Variance ...... 3.972 Check PLAT911_ALERT_3_C Missing # FCF Refl Between THmin & STh/L= 0.600 2
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 ? PLAT910_ALERT_3_G Missing # of FCF Reflections Below Th(Min) ..... 4 Why ? PLAT912_ALERT_4_G Missing # of FCF Reflections Above STh/L= 0.600 8
0 ALERT level A = Most likely a serious problem - resolve or explain 0 ALERT level B = A potentially serious problem, consider carefully 8 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 0 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 1 ALERT type 2 Indicator that the structure model may be wrong or deficient 8 ALERT type 3 Indicator that the structure quality may be low 1 ALERT type 4 Improvement, methodology, query or suggestion 2 ALERT type 5 Informative message, check
checkCIF publication errors
Alert level A PUBL024_ALERT_1_A The number of authors is greater than 5. Please specify the role of each of the co-authors for your paper.
Author Response: These are the roles of each of the authors in this work: Aeed S. Al-Fahdawi -- Ph.D student conducting the work Hussain A. Al-Kafajy, Mohamad J. Al-Jeboori, and Herman Potgieter: Supervisors of the student, directing the work and main authors of the paper Simon J. Coles, Claire Wilson -- collaborators from the National Crystallography Service in the UK assisting with the structure measurements and determination.


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

Copyright © International Union of Crystallography
IUCr Webmaster