Influence of steric hindrance on the molecular packing and the anchoring of quinonoid zwitterions on gold surfaces
Yuan, Minghui; Tanabe, Iori; Bernard-Schaaf, Jean-Marie; Shi, Qin-Yin; Schlegel, Vicki; Schurhammer, Rachel; Dowben, Peter A.; Doudin, Bernard; Routaboul, Lucie; Braunstein, Pierre; New J. Chem. 40 (2016) 5782–; doi:10.1039/C5NJ03251B

data_7055349
_publ_section_title
;
 Influence of steric hindrance on the molecular packing and the anchoring
 of quinonoid zwitterions on gold surfaces
;
_journal_issue                   7
_journal_name_full               'New J. Chem.'
_journal_page_first              5782
_journal_paper_doi               10.1039/C5NJ03251B
_journal_volume                  40
_journal_year                    2016
_chemical_absolute_configuration unk
_chemical_formula_moiety         '3(C22 H34 N2 O2), H2 O '
_chemical_formula_sum            'C66 H104 N6 O7'
_chemical_formula_weight         1093.55
_space_group_IT_number           96
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'P 4nw 2abw'
_symmetry_space_group_name_H-M   'P 43 21 2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-11-14 deposited with the CCDC.
2016-02-02 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.8773(7)
_cell_length_b                   11.8773(7)
_cell_length_c                   44.580(3)
_cell_measurement_reflns_used    9879
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      24.79
_cell_measurement_theta_min      2.43
_cell_volume                     6288.9(7)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  triumph
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0488
_diffrn_reflns_av_sigmaI/netI    0.0226
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       59
_diffrn_reflns_limit_l_min       -59
_diffrn_reflns_number            69336
_diffrn_reflns_theta_full        28.28
_diffrn_reflns_theta_max         28.28
_diffrn_reflns_theta_min         1.77
_exptl_absorpt_coefficient_mu    0.074
_exptl_absorpt_correction_T_max  0.9926
_exptl_absorpt_correction_T_min  0.9744
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.155
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2392
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.343
_refine_diff_density_min         -0.318
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -10(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.074
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     395
_refine_ls_number_reflns         4563
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.074
_refine_ls_R_factor_all          0.0685
_refine_ls_R_factor_gt           0.0527
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0405P)^2^+3.3759P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1145
_refine_ls_wR_factor_ref         0.1228
_reflns_number_gt                3797
_reflns_number_total             4563
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c5nj03251b2.cif
_cod_data_source_block           pblr120220
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Tetragonal' changed to 'tetragonal'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 7055349--7055351.cif.
;
_cod_original_cell_volume        6288.9(6)
_cod_original_sg_symbol_Hall     'P 4nw 2abw '
_cod_original_sg_symbol_H-M      'P 43 21 2 '
_cod_database_code               7055349