[Open access]

[Contents scheme]

Acta Cryst. (2013). E69, o435-o436
[ doi:10.1107/S160053681300490X ]

Ethyl 2-amino-4-(4-bromophenyl)-6-methoxy-4H-benzo[h]chromene-3-carboxylate

A. M. El-Agrody, A. M. Fouda, M. A. Al-Omar, A.E.-G.E. Amr, S. W. Ng and E. R. T. Tiekink


Key indicators

checkCIF/PLATON results

No syntax errors found




Alert level C PLAT431_ALERT_2_C Short Inter HL..A Contact Br1 .. O2 . 3.18 Ang. PLAT906_ALERT_3_C Large K value in the Analysis of Variance ...... 4.949 PLAT910_ALERT_3_C Missing # of FCF Reflections Below Th(Min) ..... 5 PLAT911_ALERT_3_C Missing # FCF Refl Between THmin & STh/L= 0.600 2
Alert level G PLAT002_ALERT_2_G Number of Distance or Angle Restraints on AtSite 3 PLAT005_ALERT_5_G No _iucr_refine_instructions_details in the CIF ? PLAT793_ALERT_4_G The Model has Chirality at C11 (Verify) .... R PLAT860_ALERT_3_G Note: Number of Least-Squares Restraints ....... 2 PLAT912_ALERT_4_G Missing # of FCF Reflections Above STh/L= 0.600 2
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 5 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 4 ALERT type 3 Indicator that the structure quality may be low 2 ALERT type 4 Improvement, methodology, query or suggestion 1 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: The contribution of the authors to this submission is as follows: Ahmed M. El-Agrody (ahm1954@hotmail.com) Synthesis of the compound; Ahmed M. Fouda (amfouda@hotmail.com) Synthesis of the compound; Mohamed A. Al-Omar (malomar1@ksu.edu.sa); Purification of compound Abd El-Galil E. Amr (aamr1963@yahoo.com); Confirmed the structure Ng Seik Weng (seikweng@um.edu.my); Data collection and refinement Edward R. T. Tiekink (Edward.Tiekink@gmail.com) Final analysis and write-up

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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