#------------------------------------------------------------------------------ #$Date: 2020-03-02 12:46:42 +0200 (Mon, 02 Mar 2020) $ #$Revision: 248588 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/55/74/1557423.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/ # # All data on this site have been placed in the public domain by the # contributors. # data_1557423 loop_ _publ_author_name 'Butts, Craig P.' 'Eberson, Lennart' 'Hartshorn, Michael P.' 'Robinson, Ward T.' _publ_section_title ; Photochemical Nitration by Tetranitromethane. Part XXVII. Adduct Formation in the Photochemical Reaction of 4-Methylanisole. Solvent and Temperature Effects on the Regiochemistry of Reaction of the Radical Cation of 4-Methylanisole ; _journal_name_full 'Acta Chemica Scandinavica' _journal_page_first 122 _journal_page_last 131 _journal_paper_doi 10.3891/acta.chem.scand.50-0122 _journal_volume 50 _journal_year 1996 _chemical_formula_sum 'C9 H10 N4 O9' _chemical_formula_weight 318.21 _chemical_name_common ; 1-Methoxy-4-methyl-r-3-nitro-c-6-trinitro-methylcyclohexa-1,4-diene ; _space_group_IT_number 19 _space_group_name_Hall 'P 2ac 2ab' _space_group_name_H-M_alt 'P 21 21 21' _symmetry_cell_setting orthorhombic _symmetry_Int_Tables_number 19 _symmetry_space_group_name_Hall 'P 2ac 2ab' _symmetry_space_group_name_H-M 'P 21 21 21' _cell_angle_alpha 90. _cell_angle_beta 90. _cell_angle_gamma 90. _cell_formula_units_Z 4 _cell_length_a 6.786(1) _cell_length_b 11.817(5) _cell_length_c 16.180(2) _cell_volume 1297.5(6) _diffrn_ambient_temperature 130 _diffrn_radiation_probe x-ray _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71073 _exptl_absorpt_coefficient_mu 0.148 _exptl_crystal_density_diffrn 1.629 _refine_ls_number_reflns 1823 _refine_ls_R_factor_gt 0.028 _refine_ls_wR_factor_gt 0.066 _cod_data_source_file Acta-Chem-Scand-1996-50-122.cif _cod_data_source_block 1 _cod_database_code 1557423 loop_ _space_group_symop_id _space_group_symop_operation_xyz 1 x,y,z 2 1/2-x,-y,1/2+z 3 1/2+x,1/2-y,-z 4 -x,1/2+y,1/2-z loop_ _atom_site_label _atom_site_type_symbol _atom_site_thermal_displace_type _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_U_iso_or_equiv _atom_site_calc_flag _atom_site_refinement_flags _atom_site_disorder_assembly _atom_site_disorder_group O1 O Uiso 0.1476(2) 0.95130(10) 0.94880(10) 1.000 0.0230(10) . . . . O11 O Uiso 0.0147(3) 1.34760(10) 1.14270(10) 1.000 0.0480(10) . . . . O12 O Uiso 0.2879(3) 1.25690(10) 1.12620(10) 1.000 0.0460(10) . . . . O21 O Uiso 0.6933(3) 0.83120(10) 1.14780(10) 1.000 0.0400(10) . . . . O31 O Uiso 0.6227(3) 0.90900(10) 0.96540(10) 1.000 0.0350(10) . . . . O32 O Uiso 0.4161(3) 0.77300(10) 0.99240(10) 1.000 0.0340(10) . . . . O41 O Uiso 0.5723(2) 1.05310(10) 1.17110(10) 1.000 0.0340(10) . . . . O42 O Uiso 0.5270(2) 1.09720(10) 1.04150(10) 1.000 0.0340(10) . . . . N1 N Uiso 0.1095(3) 1.26160(10) 1.12950(10) 1.000 0.0290(10) . . . . N2 N Uiso 0.5139(3) 0.83780(10) 1.15010(10) 1.000 0.0270(10) . . . . N3 N Uiso 0.4938(3) 0.86440(10) 1.00550(10) 1.000 0.0250(10) . . . . N4 N Uiso 0.5209(3) 1.03300(10) 1.10030(10) 1.000 0.0240(10) . . . . C1 C Uiso 0.1173(3) 1.0042(2) 1.02250(10) 1.000 0.0180(10) . . . . C2 C Uiso 0.0291(3) 1.1028(2) 1.03390(10) 1.000 0.0200(10) . . . . C3 C Uiso -0.0071(3) 1.1504(2) 1.11820(10) 1.000 0.0220(10) . . . . C4 C Uiso 0.0468(3) 1.0738(2) 1.18880(10) 1.000 0.0190(10) . . . . C5 C Uiso 0.1357(3) 0.9754(2) 1.17600(10) 1.000 0.0180(10) . . . . C6 C Uiso 0.1970(3) 0.9315(2) 1.09190(10) 1.000 0.0180(10) . . . . C7 C Uiso 0.0634(3) 1.0049(2) 0.87710(10) 1.000 0.0270(10) . . . . C8 C Uiso -0.0131(3) 1.1132(2) 1.27330(10) 1.000 0.0240(10) . . . . C9 C Uiso 0.4229(3) 0.9198(2) 1.08630(10) 1.000 0.0200(10) . . . . loop_ _atom_type_symbol _atom_type_description _atom_type_scat_dispersion_real _atom_type_scat_dispersion_imag _atom_type_scat_source C C 0.0033 0.0016 ' International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' N N 0.0061 0.0033 ' International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' O O 0.0106 0.0060 ' International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle _geom_angle_site_symmetry_1 _geom_angle_site_symmetry_2 _geom_angle_site_symmetry_3 _geom_angle_publ_flag C1 O1 C7 116.33(15) . . . yes O11 N1 O12 124.84(16) . . . yes O11 N1 C3 117.30(19) . . . yes O12 N1 C3 117.84(14) . . . yes O21 N2 C9 114.74(15) . . . yes O31 N3 O32 127.21(17) . . . yes O31 N3 C9 119.75(15) . . . yes O32 N3 C9 112.88(17) . . . yes O41 N4 O42 127.03(14) . . . yes O41 N4 C9 116.02(14) . . . yes O42 N4 C9 116.71(15) . . . yes O1 C1 C2 126.49(17) . . . yes O1 C1 C6 109.58(18) . . . yes C2 C1 C6 123.93(16) . . . no C1 C2 C3 122.19(17) . . . no N1 C3 C2 110.10(16) . . . yes N1 C3 C4 107.32(15) . . . yes C2 C3 C4 115.26(19) . . . no C3 C4 C5 121.34(16) . . . no C3 C4 C8 116.09(19) . . . no C5 C4 C8 122.52(18) . . . no C4 C5 C6 124.44(17) . . . no C1 C6 C5 111.96(18) . . . no C1 C6 C9 111.26(16) . . . no C5 C6 C9 110.89(15) . . . no N2 C9 N3 100.13(15) . . . yes N2 C9 N4 106.22(14) . . . yes N2 C9 C6 114.49(16) . . . yes N3 C9 N4 111.49(15) . . . yes N3 C9 C6 113.51(15) . . . yes N4 C9 C6 110.45(18) . . . yes loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_site_symmetry_1 _geom_bond_site_symmetry_2 _geom_bond_publ_flag O1 C1 1.362(2) . . yes O1 C7 1.440(2) . . yes O11 N1 1.222(2) . . yes O12 N1 1.213(3) . . yes O21 N2 1.221(3) . . yes O31 N3 1.210(3) . . yes O32 N3 1.221(2) . . yes O41 N4 1.221(2) . . yes O42 N4 1.218(2) . . yes N1 C3 1.545(3) . . yes N2 C9 1.545(3) . . yes N3 C9 1.539(3) . . yes N4 C9 1.511(3) . . yes C1 C2 1.323(3) . . no C1 C6 1.514(3) . . no C2 C3 1.496(3) . . no C3 C4 1.503(3) . . no C4 C5 1.326(3) . . no C4 C8 1.500(3) . . no C5 C6 1.515(3) . . no C6 C9 1.542(3) . . no loop_ _geom_torsion_atom_site_label_1 _geom_torsion_atom_site_label_2 _geom_torsion_atom_site_label_3 _geom_torsion_atom_site_label_4 _geom_torsion _geom_torsion_site_symmetry_1 _geom_torsion_site_symmetry_2 _geom_torsion_site_symmetry_3 _geom_torsion_site_symmetry_4 _geom_torsion_publ_flag C7 O1 C1 C2 -4.4(3) . . . . no C7 O1 C1 C6 174.41(16) . . . . no O11 N1 C3 C2 118.73(19) . . . . no O11 N1 C3 C4 -115.10(19) . . . . no O12 N1 C3 C2 -62.6(2) . . . . no O12 N1 C3 C4 63.5(2) . . . . no O21 N2 C9 N3 60.63(19) . . . . no O21 N2 C9 N4 -55.44(19) . . . . no O21 N2 C9 C6 -177.60(16) . . . . no O31 N3 C9 N2 -107.4(2) . . . . no O31 N3 C9 N4 4.7(3) . . . . no O31 N3 C9 C6 130.2(2) . . . . no O32 N3 C9 N2 68.3(2) . . . . no O32 N3 C9 N4 -179.63(17) . . . . no O32 N3 C9 C6 -54.1(2) . . . . no O41 N4 C9 N2 -30.7(2) . . . . no O41 N4 C9 N3 -138.86(17) . . . . no O41 N4 C9 C6 93.96(19) . . . . no O42 N4 C9 N2 154.47(17) . . . . no O42 N4 C9 N3 46.3(2) . . . . no O42 N4 C9 C6 -80.8(2) . . . . no O1 C1 C2 C3 176.36(19) . . . . no C6 C1 C2 C3 -2.3(3) . . . . no O1 C1 C6 C5 -169.79(17) . . . . no O1 C1 C6 C9 65.5(2) . . . . no C2 C1 C6 C5 9.1(3) . . . . no C2 C1 C6 C9 -115.7(2) . . . . no C1 C2 C3 N1 116.2(2) . . . . no C1 C2 C3 C4 -5.4(3) . . . . no N1 C3 C4 C5 -117.5(2) . . . . no N1 C3 C4 C8 64.9(2) . . . . no C2 C3 C4 C5 5.6(3) . . . . no C2 C3 C4 C8 -172.08(18) . . . . no C3 C4 C5 C6 1.9(3) . . . . no C8 C4 C5 C6 179.35(19) . . . . no C4 C5 C6 C1 -8.9(3) . . . . no C4 C5 C6 C9 116.1(2) . . . . no C1 C6 C9 N2 -174.57(16) . . . . no C1 C6 C9 N3 -60.4(2) . . . . no C1 C6 C9 N4 65.61(19) . . . . no C5 C6 C9 N2 60.1(2) . . . . no C5 C6 C9 N3 174.25(17) . . . . no C5 C6 C9 N4 -59.7(2) . . . . no