Halogen-bonded dimers and ribbons from the self-assembly of 3-halobenzophenones
Vaz, Patrícia A. A. M.; Rocha, João; Silva, Artur M. S.; Guieu, Samuel; CrystEngComm 19 (2017) 2202–; doi:10.1039/C7CE00260B

data_7227880
_publ_section_title
;
 Halogen-bonded dimers and ribbons from the self-assembly of
 3-halobenzophenones
;
_journal_issue                   16
_journal_name_full               CrystEngComm
_journal_page_first              2202
_journal_paper_doi               10.1039/C7CE00260B
_journal_volume                  19
_journal_year                    2017
_chemical_formula_moiety         'C16 H16 I2 N2 O'
_chemical_formula_sum            'C16 H16 I2 N2 O'
_chemical_formula_weight         506.11
_chemical_name_systematic
;
 (4-(dimethylamino)-3-iodophenyl)(3-iodo-4-(methylamino)phenyl)methanone
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014
_audit_update_record
;
2017-02-06 deposited with the CCDC.
2017-03-20 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 96.740(2)
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_cell_length_b                   9.6212(5)
_cell_length_c                   14.0625(6)
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_cell_measurement_temperature    180(2)
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_cell_measurement_theta_min      2.34
_cell_volume                     1652.22(13)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
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_diffrn_ambient_temperature      180(2)
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_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  ccd
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_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0406
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_diffrn_reflns_point_group_measured_fraction_full 1.000
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_diffrn_source                   'fine-focus sealed tube'
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'Re-crystallisation from solvent: dichloromethane'
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0185P)^2^+1.7164P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_refine_ls_wR_factor_ref         0.0504
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3517
_reflns_number_total             4125
_reflns_threshold_expression     'I > 2\s(I)'
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_cod_depositor_comments
'Adding full bibliography for 7227876--7227881.cif.'
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_shelx_estimated_absorpt_t_max   0.658
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