1-Bromo-2-chloro-4,5-dimethoxybenzene
Song, Yang; Parkin, Sean; Lehmler, Hans-Joachim; Acta Crystallographica Section E 66 (2010) o813–; doi:10.1107/S1600536810008445

data_2225448
_publ_section_title
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 1-Bromo-2-chloro-4,5-dimethoxybenzene
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_journal_coeditor_code           CI5050
_journal_issue                   4
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o813
_journal_paper_doi               10.1107/S1600536810008445
_journal_volume                  66
_journal_year                    2010
_chemical_formula_iupac          'C8 H8 Br Cl O2'
_chemical_formula_moiety         'C8 H8 Br Cl O2'
_chemical_formula_sum            'C8 H8 Br Cl O2'
_chemical_formula_weight         251.50
_chemical_name_systematic
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1-Bromo-2-chloro-4,5-dimethoxybenzene
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                75.9259(8)
_cell_angle_beta                 75.9323(8)
_cell_angle_gamma                79.9479(10)
_cell_formula_units_Z            8
_cell_length_a                   9.9264(2)
_cell_length_b                   9.9410(2)
_cell_length_c                   19.7219(5)
_cell_measurement_reflns_used    7193
_cell_measurement_temperature    90.0(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      1.00
_cell_volume                     1817.26(7)
_computing_cell_refinement       'SCALEPACK (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius, 1998)'
_computing_data_reduction        'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'XP in SHELXTL (Sheldrick, 2008)'
_computing_publication_material
;
SHELXL97 (Sheldrick, 2008) and local procedures
;
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      90.0(2)
_diffrn_detector_area_resol_mean 18
_diffrn_measured_fraction_theta_full .984
_diffrn_measured_fraction_theta_max .984
_diffrn_measurement_device_type  'Nonius KappaCCD diffractometer'
_diffrn_measurement_method       '\w scans at fixed \c = 55\%'
_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  0.0345
_diffrn_reflns_av_sigmaI/netI    0.0579
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            14754
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         2.13
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    4.772
_exptl_absorpt_correction_T_max  0.385
_exptl_absorpt_correction_T_min  0.360
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SCALEPACK; Otwinowski & Minor, 1997)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.839
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             992
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.20
_refine_diff_density_max         .434
_refine_diff_density_min         -.415
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.036
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     471
_refine_ls_number_reflns         8202
_refine_ls_number_restraints     16
_refine_ls_restrained_S_all      1.036
_refine_ls_R_factor_all          0.0643
_refine_ls_R_factor_gt           0.0364
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0154P)^2^+1.1857P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0624
_refine_ls_wR_factor_ref         0.0695
_reflns_number_gt                6065
_reflns_number_total             8202
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ci5050.cif
_cod_data_source_block           I
_cod_depositor_comments
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The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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 
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_cod_database_code               2225448
_cod_database_fobs_code          2225448