3-(4-Methoxyphenyl)-6-methyl-1,2,4,5-tetrazine
Feng Xu; Wei-Xiao Hu; Acta Crystallographica Section E 62 (2006) o5639–o5640; doi:10.1107/S1600536806047520

data_2211679
_publ_section_title
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 3-(4-Methoxyphenyl)-6-methyl-1,2,4,5-tetrazine
;
_journal_coeditor_code           XU2157
_journal_issue                   12
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o5639
_journal_page_last               o5640
_journal_paper_doi               10.1107/S1600536806047520
_journal_volume                  62
_journal_year                    2006
_chemical_formula_iupac          'C10 H10 N4 O'
_chemical_formula_moiety         'C10 H10 N4 O'
_chemical_formula_sum            'C10 H10 N4 O'
_chemical_formula_weight         202.22
_chemical_name_systematic
;
3-(4-Methoxyphenyl)-6-methyl-1,2,4,5-tetrazine
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 96.987(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.861(5)
_cell_length_b                   7.111(3)
_cell_length_c                   11.996(5)
_cell_measurement_reflns_used    933
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      22.8
_cell_measurement_theta_min      3.3
_cell_volume                     1004.3(7)
_computing_cell_refinement       'SAINT (Bruker, 1997)'
_computing_data_collection       'SMART (Bruker, 1997)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1999)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.99
_diffrn_measured_fraction_theta_max 0.99
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_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  0.057
_diffrn_reflns_av_sigmaI/netI    0.052
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            4732
_diffrn_reflns_theta_full        27.0
_diffrn_reflns_theta_max         27.0
_diffrn_reflns_theta_min         3.3
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.092
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.337
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             424
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.15
_refine_diff_density_min         -0.20
_refine_ls_extinction_coef       0.019(5)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL97
_refine_ls_goodness_of_fit_ref   0.928
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     139
_refine_ls_number_reflns         2161
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.928
_refine_ls_R_factor_all          0.132
_refine_ls_R_factor_gt           0.059
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0862P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.148
_refine_ls_wR_factor_ref         0.181
_reflns_number_gt                972
_reflns_number_total             2161
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            xu2157.cif
_cod_data_source_block           I
_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 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2211679
_cod_database_fobs_code          2211679