#------------------------------------------------------------------------------ #$Date: 2018-06-14 13:53:24 +0100 (Thu, 14 Jun 2018) $ #$Revision: 208377 $ #$URL: svn://www.crystallography.net/cod/cif/2/00/04/2000444.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/. The original data for this entry # were provided by IUCr Journals, http://journals.iucr.org/. # # The file may be used within the scientific community so long as # proper attribution is given to the journal article from which the # data were obtained. # data_2000444 loop_ _publ_author_name 'Vaughan, K.' 'Cameron, L. M.' 'Christie, S.' 'Zaworotko, M. J.' _publ_section_title ; Structures of the isomeric triazene 1-oxides 3-(4-ethoxycarbonylphenyl)-1-methyltriazene 1-oxide (1) and 3-(2-ethoxycarbonylphenyl)-1-methyltriazene 1-oxide (2) ; _journal_issue 11 _journal_name_full 'Acta Crystallographica Section C' _journal_page_first 1985 _journal_page_last 1988 _journal_paper_doi 10.1107/S0108270192003329 _journal_volume 48 _journal_year 1992 _chemical_formula_sum 'C10 H13 N3 O3' _chemical_formula_weight 223.2 _space_group_crystal_system monoclinic _space_group_IT_number 14 _space_group_name_Hall '-P 2ybc' _space_group_name_H-M_alt 'P 1 21/c 1' _cell_angle_alpha 90 _cell_angle_beta 100.434(11) _cell_angle_gamma 90 _cell_formula_units_Z 4 _cell_length_a 5.5055(13) _cell_length_b 25.201(3) _cell_length_c 8.1241(19) _cell_volume 1108.5(4) _diffrn_radiation_type Mo _diffrn_radiation_wavelength 0.70926 _exptl_absorpt_coefficient_mu 0.09 _exptl_crystal_density_diffrn 1.34 _exptl_crystal_F_000 472 _cod_data_source_file br0018.cif _cod_data_source_block br0018a _cod_depositor_comments ; Updating space group information and adding the symmetry operation list. Antanas Vaitkus, 2018-06-15 ; _cod_original_cell_volume 1108.5 _cod_original_sg_symbol_H-M 'P 21/c' _cod_database_code 2000444 loop_ _space_group_symop_id _space_group_symop_operation_xyz 1 x,y,z 2 -x,y+1/2,-z+1/2 3 -x,-y,-z 4 x,-y+1/2,z+1/2 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z O(1) .8705(4) .85919(9) 1.7009(3) O(2) 1.1266(4) .81044(9) 1.5749(3) O(3) .3164(4) .94548(9) .6393(3) N(1) .5085(5) .91827(11) .9296(3) N(2) .2988(5) .94732(10) .9143(3) N(3) .2159(5) .95955(10) .7617(3) C(1) .6133(6) .90004(12) 1.0883(4) C(2) .5079(6) .91192(12) 1.2270(4) C(3) .6180(6) .89372(13) 1.3832(4) C(4) .8328(6) .86365(12) 1.4042(4) C(5) .9361(6) .85196(12) 1.2643(4) C(6) .8284(6) .87000(13) 1.1068(4) C(7) .9410(6) .84557(13) 1.5742(4) C(8) 1.2418(7) .79028(13) 1.7382(4) C(9) 1.4411(6) .75254(16) 1.7085(5) C(10) -.0118(6) .99109(13) .7298(4) H(N) .565(5) .9089(12) .831(4) H(2) .337 .936 1.212 H(3) .536 .902 1.494 H(5) 1.106 .828 1.281 H(6) .910 .861 .996 H(8A) 1.320 .823 1.822 H(8B) 1.108 .769 1.800 H(9A) 1.534 .742 1.827 H(9B) 1.579 .765 1.650 H(9C) 1.311 .718 1.617 H(10A) -.060 .999 .852 H(10B) -.147 .971 .644 H(10C) .011 1.028 .644 loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle C(7) O(2) C(8) 115.9(3) N(2) N(1) C(1) 117.9(3) N(1) N(2) N(3) 111.6(2) O(3) N(3) N(2) 124.1(3) O(3) N(3) C(10) 119.4(2) N(2) N(3) C(10) 116.4(3) N(1) C(1) C(2) 121.0(3) N(1) C(1) C(6) 118.8(3) C(2) C(1) C(6) 120.1(3) C(1) C(2) C(3) 119.7(3) N(1) H(N) O(3) 105.(2) C(2) C(3) C(4) 121.1(3) C(3) C(4) C(5) 118.7(3) C(3) C(4) C(7) 118.4(3) C(5) C(4) C(7) 123.0(3) C(4) C(5) C(6) 121.0(3) C(1) C(6) C(5) 119.5(3) O(1) C(7) O(2) 122.7(3) O(1) C(7) C(4) 124.8(3) O(2) C(7) C(4) 112.6(3) O(2) C(8) C(9) 106.6(3) loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance O(1) C(7) 1.213(4) O(2) C(7) 1.351(4) O(2) C(8) 1.454(4) O(3) N(3) 1.272(3) N(1) N(2) 1.354(4) N(1) C(1) 1.391(4) N(1) H(N) .94(3) N(2) N(3) 1.279(4) N(3) C(10) 1.467(4) C(1) C(2) 1.390(4) C(1) C(6) 1.390(4) C(2) C(3) 1.382(4) C(2) H(2) 1.105(3) C(3) C(4) 1.389(4) C(3) H(3) 1.103(3) C(4) C(5) 1.392(4) C(4) C(7) 1.474(4) C(5) C(6) 1.386(4) C(5) H(5) 1.096(3) C(6) H(6) 1.104(3) C(8) C(9) 1.504(5) C(8) H(8A) 1.099(3) C(8) H(8B) 1.100(4) C(9) H(9A) 1.040(3) C(9) H(9B) 1.015(4) C(9) H(9C) 1.279(4) C(10) H(10A) 1.088(3) C(10) H(10B) 1.048(3) C(10) H(10C) 1.180(3)