#------------------------------------------------------------------------------ #$Date: 2016-02-02 07:27:34 +0200 (Tue, 02 Feb 2016) $ #$Revision: 175402 $ #$URL: file:///home/coder/svn-repositories/cod/cif/5/00/01/5000144.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_5000144 loop_ _publ_author_name 'Choi, C. S.' _publ_section_title ; Refinement of 2-nitroguanidine by neutron powder diffraction ; _journal_issue 10 _journal_name_full 'Acta Crystallographica Section B' _journal_page_first 1955 _journal_page_last 1957 _journal_paper_doi 10.1107/S0567740881007735 _journal_volume 37 _journal_year 1981 _chemical_formula_sum 'C H4 N4 O2' _space_group_IT_number 43 _symmetry_cell_setting orthorhombic _symmetry_Int_Tables_number 43 _symmetry_space_group_name_Hall 'F 2 -2d' _symmetry_space_group_name_H-M 'F d d 2' _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_formula_units_Z 16 _cell_length_a 17.6152(5) _cell_length_b 24.8502(7) _cell_length_c 3.5880(1) _[local]_cod_chemical_formula_sum_orig 'C1 H4 N4 O2' _cod_database_code 5000144 loop_ _symmetry_equiv_pos_site_id _symmetry_equiv_pos_as_xyz 1 x,y,z 2 x,1/2+y,1/2+z 3 1/2+x,y,1/2+z 4 1/2+x,1/2+y,z 5 1/4-x,1/4+y,1/4+z 6 1/4-x,3/4+y,3/4+z 7 3/4-x,1/4+y,3/4+z 8 3/4-x,3/4+y,1/4+z 9 1/4+x,1/4-y,1/4+z 10 1/4+x,3/4-y,3/4+z 11 3/4+x,1/4-y,3/4+z 12 3/4+x,3/4-y,1/4+z 13 1/2-x,-y,1/2+z 14 1/2-x,1/2-y,z 15 -x,-y,z 16 -x,1/2-y,1/2+z loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z C1 C 0.19910 0.11820 0.14860 N1 N 0.25730 0.09350 0.00000 N2 N 0.19420 0.17150 0.13350 N3 N 0.13650 0.09640 0.31090 N4 N 0.13020 0.04220 0.33700 O1 O 0.17840 0.01050 0.19810 O2 O 0.07420 0.02420 0.49730 H1 H 0.25940 0.05490 0.00700 H2 H 0.29740 0.11710 -0.09600 H3 H 0.23450 0.19340 0.00800 H4 H 0.15210 0.18990 0.24400 loop_ _atom_type_symbol _atom_type_radius_bond C 0.68 H 0.23 N 0.68 O 0.68