#------------------------------------------------------------------------------ #$Date: 2015-04-02 12:22:18 +0100 (Thu, 02 Apr 2015) $ #$Revision: 134621 $ #$URL: svn://www.crystallography.net/cod/cif/2/30/00/2300014.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_2300014 loop_ _publ_author_name 'Bolotina, Nadezhda B.' 'Hardie, Michaele J.' 'Pinkerton, A. Alan' _publ_section_title ; Energetic materials: variable-temperature crystal structures of two biguanidinium dinitramides ; _journal_issue 6 _journal_name_full 'Journal of Applied Crystallography' _journal_page_first 1334 _journal_page_last 1341 _journal_paper_doi 10.1107/S0021889803016182 _journal_volume 36 _journal_year 2003 _chemical_formula_sum 'C2 H9 N11 O8' _chemical_formula_weight 315.20 _chemical_name_common 'biguanidinium bis-dinitramide' _chemical_name_systematic ; ? ; _space_group_IT_number 15 _symmetry_cell_setting monoclinic _symmetry_space_group_name_Hall '-C 2yc' _symmetry_space_group_name_H-M 'C 1 2/c 1' _atom_sites_solution_hydrogens geom _atom_sites_solution_primary direct _atom_sites_solution_secondary difmap _audit_creation_method SHELXTL _cell_angle_alpha 90.00 _cell_angle_beta 117.4070(10) _cell_angle_gamma 90.00 _cell_formula_units_Z 4 _cell_length_a 11.6824(3) _cell_length_b 8.145 _cell_length_c 13.0023(3) _cell_measurement_reflns_used 2729 _cell_measurement_temperature 85.0(10) _cell_measurement_theta_max 27.76 _cell_measurement_theta_min 4.02 _cell_volume 1098.34(4) _computing_cell_refinement 'Siemens SAINT, 1996b' _computing_data_collection 'Siemens SMART, 1996a' _computing_data_reduction 'Siemens SAINT, 1996b' _computing_molecular_graphics SHELXTL _computing_publication_material 'SHELXTL and the Toledo cifomatic' _computing_structure_refinement SHELXTL _computing_structure_solution 'SHELXTL (Sheldrick, 1997)' _diffrn_ambient_temperature 85.0(10) _diffrn_measurement_device Platform _diffrn_measurement_method '\w scans' _diffrn_radiation_monochromator graphite _diffrn_radiation_source 'fine focus sealed tube' _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71073 _diffrn_reflns_av_R_equivalents 0.0330 _diffrn_reflns_av_sigmaI/netI 0.0378 _diffrn_reflns_limit_h_max 15 _diffrn_reflns_limit_h_min -14 _diffrn_reflns_limit_k_max 8 _diffrn_reflns_limit_k_min -10 _diffrn_reflns_limit_l_max 17 _diffrn_reflns_limit_l_min -17 _diffrn_reflns_number 3661 _diffrn_reflns_theta_max 28.29 _diffrn_reflns_theta_min 3.17 _exptl_absorpt_coefficient_mu 0.184 _exptl_absorpt_correction_T_max 0.990277 _exptl_absorpt_correction_T_min 0.552708 _exptl_absorpt_correction_type 'Empirical :Multipole Expansion' _exptl_crystal_colour colorless _exptl_crystal_density_diffrn 1.906 _exptl_crystal_density_method '? ' _exptl_crystal_description block _exptl_crystal_F_000 648 _exptl_crystal_size_max 0.22 _exptl_crystal_size_mid 0.21 _exptl_crystal_size_min 0.20 _refine_diff_density_max 0.305 _refine_diff_density_min -0.354 _refine_ls_extinction_coef 0.0028(13) _refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^ _refine_ls_extinction_method SHELXTL _refine_ls_goodness_of_fit_all 1.075 _refine_ls_goodness_of_fit_obs 1.126 _refine_ls_matrix_type full _refine_ls_number_parameters 115 _refine_ls_number_reflns 1364 _refine_ls_number_restraints 5 _refine_ls_restrained_S_all 1.084 _refine_ls_restrained_S_obs 1.136 _refine_ls_R_factor_all 0.0435 _refine_ls_R_factor_obs 0.0365 _refine_ls_shift/esd_max 0.000 _refine_ls_shift/esd_mean 0.000 _refine_ls_structure_factor_coef Fsqd _refine_ls_weighting_details 'w=1/[\s^2^(Fo^2^)+(0.0672P)^2^+0.3387P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_all 0.1100 _refine_ls_wR_factor_obs 0.1053 _reflns_number_observed 1158 _reflns_number_total 1364 _reflns_observed_criterion >2sigma(I) _[local]_cod_data_source_file do0021.cif _[local]_cod_data_source_block II85K _[local]_cod_cif_authors_sg_H-M 'C 2/c' _cod_depositor_comments ; The following automatic conversions were performed: '_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic' according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29. Automatic conversion script Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius The following automatic conversions were performed: '_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic' according to /home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29. Automatic conversion script Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana The following automatic conversions were performed: '_refine_ls_weighting_scheme' value 'calc w=1/[\s^2^(Fo^2^)+(0.0672P)^2^+0.3387P] where P=(Fo^2^+2Fc^2^)/3' was changed to 'calc'. New tag '_refine_ls_weighting_details' was created. The value of the new tag was set to 'w=1/[\s^2^(Fo^2^)+(0.0672P)^2^+0.3387P] where P=(Fo^2^+2Fc^2^)/3'. Automatic conversion script Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas ; _cod_original_cell_volume 1098.33(4) _cod_database_code 2300014 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x, y, -z+1/2' 'x+1/2, y+1/2, z' '-x+1/2, y+1/2, -z+1/2' '-x, -y, -z' 'x, -y, z-1/2' '-x+1/2, -y+1/2, -z' 'x+1/2, -y+1/2, z-1/2' loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 N6 0.0117(5) 0.0121(6) 0.0085(5) -0.0020(4) 0.0037(4) -0.0010(4) O2 0.0161(5) 0.0088(5) 0.0149(5) -0.0006(3) 0.0068(4) -0.0011(3) N5 0.0172(6) 0.0091(6) 0.0091(5) -0.0017(4) 0.0071(5) -0.0012(4) N4 0.0104(5) 0.0113(6) 0.0090(5) -0.0007(4) 0.0031(4) 0.0004(4) O4 0.0210(6) 0.0155(5) 0.0131(5) -0.0011(4) 0.0097(4) -0.0044(4) O3 0.0201(5) 0.0121(5) 0.0132(5) -0.0044(4) 0.0081(4) 0.0023(3) O1 0.0272(6) 0.0172(5) 0.0076(5) -0.0024(4) 0.0075(4) 0.0017(4) C1 0.0106(6) 0.0118(6) 0.0051(5) 0.0021(5) 0.0023(5) 0.0019(4) N3 0.0143(6) 0.0112(6) 0.0117(6) -0.0020(4) 0.0067(5) -0.0030(4) N2 0.0147(6) 0.0106(6) 0.0109(6) -0.0009(4) 0.0076(5) -0.0020(4) N1 0.0239(9) 0.0084(7) 0.0185(8) 0.000 0.0162(7) 0.000 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_thermal_displace_type _atom_site_calc_flag _atom_site_refinement_flags _atom_site_occupancy _atom_site_disorder_group _atom_site_type_symbol N6 0.35892(10) -0.08803(14) 0.49058(9) 0.0111(3) Uani d . 1 . N O2 0.37115(9) -0.23830(11) 0.50064(8) 0.0134(3) Uani d . 1 . O N5 0.35512(11) -0.01707(14) 0.58679(10) 0.0114(3) Uani d . 1 . N N4 0.37463(10) 0.14770(14) 0.59951(9) 0.0107(3) Uani d . 1 . N O4 0.35754(10) 0.20270(12) 0.68117(8) 0.0158(3) Uani d . 1 . O O3 0.40938(10) 0.23546(11) 0.54152(9) 0.0149(3) Uani d . 1 . O O1 0.34446(11) -0.01211(12) 0.40407(8) 0.0175(3) Uani d . 1 . O C1 0.42322(12) 0.4043(2) 0.29165(10) 0.0096(3) Uani d . 1 . C N3 0.38270(11) 0.25228(13) 0.26696(10) 0.0121(3) Uani d D 1 . N N2 0.38971(11) 0.49894(13) 0.35574(10) 0.0114(3) Uani d D 1 . N N1 0.5000 0.4759(2) 0.2500 0.0144(4) Uani d SD 1 . N H2B 0.3223(15) 0.465(2) 0.3763(16) 0.027(5) Uiso d D 1 . H H1 0.5000 0.5977(12) 0.2500 0.032(7) Uiso d SD 1 . H H3B 0.3897(18) 0.188(2) 0.2066(13) 0.027(5) Uiso d D 1 . H H2A 0.4295(18) 0.6075(15) 0.3855(16) 0.033(5) Uiso d D 1 . H H3A 0.3397(18) 0.203(2) 0.3097(15) 0.030(5) Uiso d D 1 . H 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' H H 0.0000 0.0000 '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_site_symmetry_3 _geom_angle O1 N6 O2 . 123.99(11) O1 N6 N5 . 124.43(11) O2 N6 N5 . 111.45(10) N4 N5 N6 . 116.42(10) O3 N4 O4 . 122.47(11) O3 N4 N5 . 125.53(11) O4 N4 N5 . 111.95(10) N3 C1 N2 . 121.83(12) N3 C1 N1 . 122.14(12) N2 C1 N1 . 116.01(12) C1 N1 C1 2_655 129.8(2) loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_site_symmetry_2 _geom_bond_distance _geom_bond_publ_flag N6 O1 . 1.2252(14) ? N6 O2 . 1.2322(15) ? N6 N5 . 1.3972(15) ? N5 N4 . 1.359(2) ? N4 O3 . 1.2354(14) ? N4 O4 . 1.2503(14) ? C1 N3 . 1.312(2) ? C1 N2 . 1.320(2) ? C1 N1 . 1.3729(14) ? N1 C1 2_655 1.3729(14) ?