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Acta Cryst. (2005). E61, o1790-o1792  [ doi:10.1107/S1600536805014820 ]

1,2-Dimethyl-4,5-bis(phenylethynyl)benzene

N. She, H. Guo, Y. Li and A. Wu

Online 21 May 2005


Key indicators

checkCIF/PLATON results

No syntax errors found




Alert level B PLAT480_ALERT_4_B Long H...A H-Bond Reported H1A .. CG2 .. 3.35 Ang.
Alert level C PLAT230_ALERT_2_C Hirshfeld Test Diff for C11 - C12 .. 6.16 su PLAT371_ALERT_2_C Long C(sp2)-C(sp1) Bond C4 - C5 ... 1.44 Ang. PLAT371_ALERT_2_C Long C(sp2)-C(sp1) Bond C6 - C7 ... 1.43 Ang. PLAT480_ALERT_4_C Long H...A H-Bond Reported H3 .. CG2 .. 3.04 Ang. PLAT480_ALERT_4_C Long H...A H-Bond Reported H9 .. CG1 .. 2.92 Ang. PLAT480_ALERT_4_C Long H...A H-Bond Reported H9 .. CG1 .. 2.92 Ang. PLAT481_ALERT_4_C Long D...A H-Bond Reported C1 .. CG2 .. 4.06 Ang.
0 ALERT level A = In general: serious problem 1 ALERT level B = Potentially serious problem 7 ALERT level C = Check and explain 0 ALERT level G = General alerts; check 0 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 3 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 5 ALERT type 4 Improvement, methodology, query or suggestion

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