2,6-Dimethoxybenzyl Bromide
Aitken, R. Alan; Saab, Elizabeth A.; Slawin, Alexandra M. Z.; Molbank 2021 (2021) M1277–; doi:10.3390/M1277

data_1564853
_publ_section_title
;
 2,6-Dimethoxybenzyl Bromide
;
_journal_issue                   3
_journal_name_full               Molbank
_journal_page_first              M1277
_journal_paper_doi               10.3390/M1277
_journal_volume                  2021
_journal_year                    2021
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C9 H11 Br O2'
_chemical_formula_sum            'C9 H11 Br O2'
_chemical_formula_weight         231.09
_space_group_crystal_system      orthorhombic
_space_group_IT_number           33
_space_group_name_Hall           'P 2c -2n'
_space_group_name_H-M_alt        'P n a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2021-06-09
_audit_creation_method           'by CrystalStructure 4.3'
_cell_angle_alpha                90.0000
_cell_angle_beta                 90.0000
_cell_angle_gamma                90.0000
_cell_formula_units_Z            4
_cell_length_a                   13.297(8)
_cell_length_b                   5.033(3)
_cell_length_c                   13.789(9)
_cell_measurement_reflns_used    2220
_cell_measurement_temperature    93
_cell_measurement_theta_max      27.40
_cell_measurement_theta_min      3.00
_cell_volume                     922.8(10)
_computing_cell_refinement       'CrystalClear-SM Expert 2.1 b32'
_computing_data_collection
'CrystalClear-SM Expert 2.1 b32 (Rigaku, 2014)'
_computing_data_reduction        'CrystalClear-SM Expert 2.1 b32'
_computing_molecular_graphics    'CrystalStructure 4.3'
_computing_publication_material  'CrystalStructure 4.3 (Rigaku, 2019)'
_computing_structure_refinement  'SHELXL Version 2018/3 (Sheldrick, 2008)'
_computing_structure_solution    'SIR2011 (Burla, et al., 2012)'
_diffrn_ambient_temperature      93
_diffrn_detector_area_resol_mean 5.814
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Rigaku XtaLAB P200'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0537
_diffrn_reflns_av_unetI/netI     0.0379
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            9253
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.215
_diffrn_reflns_theta_max         25.215
_diffrn_reflns_theta_min         2.955
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    4.424
_exptl_absorpt_correction_T_max  0.915
_exptl_absorpt_correction_T_min  0.608
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB (Rigaku, 1998)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.663
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             464.00
_exptl_crystal_size_max          0.180
_exptl_crystal_size_mid          0.100
_exptl_crystal_size_min          0.020
_refine_diff_density_max         0.95
_refine_diff_density_min         -0.48
_refine_ls_abs_structure_details
;
 Flack x determined using 707 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.007(7)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.084
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     111
_refine_ls_number_reflns         1647
_refine_ls_number_restraints     1
_refine_ls_R_factor_all          0.0281
_refine_ls_R_factor_gt           0.0269
_refine_ls_shift/su_max          0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.0395P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0654
_refine_ls_wR_factor_ref         0.0658
_reflns_Friedel_coverage         0.913
_reflns_Friedel_fraction_full    0.996
_reflns_Friedel_fraction_max     0.996
_reflns_number_gt                1554
_reflns_number_total             1647
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            s5.cif
_cod_data_source_block           1
_cod_database_code               1564853
_shelx_res_checksum              84956
_shelx_hkl_checksum              20915