Insight into supramolecular self-assembly directed by weak interactions in acetophenone derivatives: crystal structures and Hirshfeld surface analyses
Seth, Saikat Kumar; Sarkar, Debayan; Roy, Amalesh; Kar, Tanusree; CrystEngComm 13 (2011) 6728–; doi:10.1039/c1ce05670k

data_7206701
_publ_section_title
;
 Insight into supramolecular self-assembly directed by weak interactions
 in acetophenone derivatives: crystal structures and Hirshfeld surface
 analyses
;
_journal_issue                   22
_journal_name_full               CrystEngComm
_journal_page_first              6728
_journal_paper_doi               10.1039/c1ce05670k
_journal_volume                  13
_journal_year                    2011
_chemical_formula_sum            'C16 H16 O2'
_chemical_formula_weight         240.29
_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                 110.609(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.1940(6)
_cell_length_b                   9.4980(7)
_cell_length_c                   17.3407(10)
_cell_measurement_reflns_used    1700
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25.0
_cell_measurement_theta_min      1.5
_cell_volume                     1263.20(15)
_computing_cell_refinement       'APEX2(Bruker,2007)and SAINT (Bruker,2007)'
_computing_data_collection       'APEX2 (Bruker, 2007)'
_computing_data_reduction        'SAINT(Bruker,2007)and XPREP(Bruker,2007)'
_computing_molecular_graphics
;
ORTEP-3 for Windows (Farrugia, 1997), DIAMOND (Brandenburg,
1999) and Mercury (Macrae <i>et al.</i>, 2006)
;
_computing_publication_material  'PLATON (Spek, 2009)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART APEX II CCD area-detector'
_diffrn_measurement_method       '\w and \f'
_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  0.0276
_diffrn_reflns_av_sigmaI/netI    0.0190
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            11563
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.48
_exptl_absorpt_coefficient_mu    0.082
_exptl_absorpt_correction_T_max  0.99
_exptl_absorpt_correction_T_min  0.98
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2001)'
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.263
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             512
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.161
_refine_diff_density_min         -0.272
_refine_diff_density_rms         0.047
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     165
_refine_ls_number_reflns         2233
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.0410
_refine_ls_R_factor_gt           0.0372
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0491P)^2^+0.3972P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0931
_refine_ls_wR_factor_ref         0.0964
_reflns_number_gt                2018
_reflns_number_total             2233
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1ce05670k.txt
_cod_data_source_block           a-10
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7206701