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Acta Cryst. (2013). E69, o1333  [ doi:10.1107/S1600536813019892 ]

A triclinic polymorph of (E)-2-(4-isobutylphenyl)-N'-[1-(4-nitrophenyl)ethylidene]propanohydrazide

B. C. Manjunath, S. Madan Kumar, A. C. Vinayaka, S. Jayasheelan, M. P. Sadashiva and N. K. Lokanath


Key indicators

checkCIF/PLATON results

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Alert level B PLAT414_ALERT_2_B Short Intra D-H..H-X H1A .. H15C .. 1.86 Ang.
Alert level C PLAT230_ALERT_2_C Hirshfeld Test Diff for O1B -- C13B .. 5.3 su PLAT242_ALERT_2_C Check Low Ueq as Compared to Neighbors for C3A PLAT242_ALERT_2_C Check Low Ueq as Compared to Neighbors for N3B PLAT242_ALERT_2_C Check Low Ueq as Compared to Neighbors for C3B PLAT340_ALERT_3_C Low Bond Precision on C-C Bonds ............... 0.0043 Ang. PLAT906_ALERT_3_C Large K value in the Analysis of Variance ...... 25.866 PLAT906_ALERT_3_C Large K value in the Analysis of Variance ...... 4.192 PLAT906_ALERT_3_C Large K value in the Analysis of Variance ...... 2.349 PLAT911_ALERT_3_C Missing # FCF Refl Between THmin & STh/L= 0.600 35
Alert level G PLAT005_ALERT_5_G No _iucr_refine_instructions_details in the CIF ? Do ! PLAT007_ALERT_5_G Note: Number of Unrefined Donor-H Atoms ........ 2 PLAT720_ALERT_4_G Number of Unusual/Non-Standard Labels .......... 16 PLAT793_ALERT_4_G The Model has Chirality at C11A (Verify) .... R PLAT793_ALERT_4_G The Model has Chirality at C11B (Verify) .... S PLAT912_ALERT_4_G Missing # of FCF Reflections Above STh/L= 0.600 76
0 ALERT level A = Most likely a serious problem - resolve or explain 1 ALERT level B = A potentially serious problem, consider carefully 9 ALERT level C = Check. Ensure it is not caused by an omission or oversight 6 ALERT level G = General information/check it is not something unexpected 0 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 5 ALERT type 2 Indicator that the structure model may be wrong or deficient 5 ALERT type 3 Indicator that the structure quality may be low 4 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: ... All the authors have equal contributions to this work and its a colloboration work between two departments of the University of Mysore. BCM -- Solved and refined the structure upto publication level ACV -- Synthesis MKS -- Crystallization, final analysis and write up SJ -- Data collection and processing MPS -- Designed the synthesis, assisted in synthesis and pharmacological studies NKL -- Corresponding author

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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