Exploring the influence of steric hindrance and electronic nature of substituents in the supramolecular arrangements of 5-(substituted phenyl)-2-formylpyrroles
Figueira, Cláudia A.; Lopes, Patrícia S.; Gomes, Clara S. B.; Veiros, Luís F.; Gomes, Pedro T.; CrystEngComm 17 (2015) 6406–; doi:10.1039/C5CE00927H

data_7221575
_publ_section_title
;
 Exploring the influence of steric hindrance and electronic nature of
 substituents in the supramolecular arrangements of 5-(substituted
 phenyl)-2-formylpyrroles
;
_journal_issue                   33
_journal_name_full               CrystEngComm
_journal_page_first              6406
_journal_paper_doi               10.1039/C5CE00927H
_journal_volume                  17
_journal_year                    2015
_chemical_formula_moiety         'C13 H13 N O'
_chemical_formula_sum            'C13 H13 N O'
_chemical_formula_weight         199.24
_chemical_name_common            5-(2,6-dimethylphenyl)-2-formylpyrrole
_chemical_name_systematic
5-(2,6-dimethylphenyl)-1H-pyrrole-2-carbaldehyde
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_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   mixed
_audit_creation_method           SHELXL-2014
_audit_update_record
;
2015-05-08 deposited with the CCDC.
2015-07-16 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 96.844(3)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   7.9115(7)
_cell_length_b                   23.9817(18)
_cell_length_c                   11.4591(10)
_cell_measurement_reflns_used    1075
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      22.61
_cell_measurement_theta_min      2.73
_cell_volume                     2158.7(3)
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0709
_diffrn_reflns_av_unetI/netI     0.1067
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            10811
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.755
_diffrn_reflns_theta_min         3.114
_exptl_absorpt_coefficient_mu    0.078
_exptl_absorpt_correction_T_max  0.992
_exptl_absorpt_correction_T_min  0.983
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            Orange
_exptl_crystal_density_diffrn    1.226
_exptl_crystal_description       Prism
_exptl_crystal_F_000             848
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: Diethyl ether'
_exptl_crystal_size_max          0.220
_exptl_crystal_size_mid          0.120
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.203
_refine_diff_density_min         -0.211
_refine_diff_density_rms         0.049
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.913
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     283
_refine_ls_number_reflns         4112
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.913
_refine_ls_R_factor_all          0.1172
_refine_ls_R_factor_gt           0.0521
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0364P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0941
_refine_ls_wR_factor_ref         0.1098
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2320
_reflns_number_total             4112
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5ce00927h2.cif
_cod_data_source_block           5
_cod_depositor_comments
'Adding full bibliography for 7221571--7221577.cif.'
_cod_database_code               7221575
_shelx_estimated_absorpt_t_min   0.983
_shelx_estimated_absorpt_t_max   0.992
_shelxl_version_number           2014-3
_shelx_res_checksum              78116