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Acta Cryst. (2005). E61, o2761-o2763  [ doi:10.1107/S1600536805023500 ]

10-Benzyl-3,3,6,6,9-pentamethyl-3,4,6,7,9,10-hexahydroacridine-1,8(2H,5H)-dione

M. Yogavel, D. Velmurugan, P. Murugan, S. Shanmuga Sundara Raj and H.-K. Fun

Online 30 July 2005


Key indicators

checkCIF/PLATON results

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Alert level C PLAT029_ALERT_3_C _diffrn_measured_fraction_theta_full Low ....... 0.97 PLAT066_ALERT_1_C Predicted and Reported Transmissions Identical . ? PLAT125_ALERT_4_C No _symmetry_space_group_name_Hall Given ....... ? PLAT141_ALERT_4_C su on a - Axis Small or Missing (x 100000) ..... 10 Ang. PLAT199_ALERT_1_C Check the Reported _cell_measurement_temperature 293 K PLAT200_ALERT_1_C Check the Reported _diffrn_ambient_temperature . 293 K PLAT220_ALERT_2_C Large Non-Solvent C Ueq(max)/Ueq(min) ... 2.70 Ratio PLAT241_ALERT_2_C Check High Ueq as Compared to Neighbors for C7B PLAT242_ALERT_2_C Check Low Ueq as Compared to Neighbors for C3B PLAT242_ALERT_2_C Check Low Ueq as Compared to Neighbors for C6B PLAT242_ALERT_2_C Check Low Ueq as Compared to Neighbors for C20B PLAT242_ALERT_2_C Check Low Ueq as Compared to Neighbors for C20A PLAT301_ALERT_3_C Main Residue Disorder ......................... 8.00 Perc. PLAT340_ALERT_3_C Low Bond Precision on C-C bonds (x 1000) Ang ... 5 PLAT366_ALERT_2_C Short? C(sp?)-C(sp?) Bond C11B - C12B ... 1.36 Ang. PLAT410_ALERT_2_C Short Intra H...H Contact H5B2 .. H19D .. 1.95 Ang. PLAT410_ALERT_2_C Short Intra H...H Contact H4A1 .. H19A .. 1.98 Ang. PLAT410_ALERT_2_C Short Intra H...H Contact H5A2 .. H19B .. 1.95 Ang. PLAT432_ALERT_2_C Short Inter X...Y Contact C15C .. C15C .. 3.15 Ang. PLAT720_ALERT_4_C Number of Unusual/Non-Standard Label(s) ........ 18
0 ALERT level A = In general: serious problem 0 ALERT level B = Potentially serious problem 20 ALERT level C = Check and explain 0 ALERT level G = General alerts; check 3 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 11 ALERT type 2 Indicator that the structure model may be wrong or deficient 3 ALERT type 3 Indicator that the structure quality may be low 3 ALERT type 4 Improvement, methodology, query or suggestion

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