Effect of basic site substituents on concerted proton-electron transfer in hydrogen-bonded pyridyl-phenols.
Markle, Todd F.; Tronic, Tristan A.; Dipasquale, Antonio G.; Kaminsky, Werner; Mayer, James M.; The journal of physical chemistry. A 116 (2012) 12249–12259; doi:10.1021/jp311388n

data_1508543
_publ_section_title
;
 Effect of basic site substituents on concerted proton-electron transfer
 in hydrogen-bonded pyridyl-phenols.
;
_journal_issue                   50
_journal_name_full               'The journal of physical chemistry. A'
_journal_page_first              12249
_journal_page_last               12259
_journal_paper_doi               10.1021/jp311388n
_journal_volume                  116
_journal_year                    2012
_chemical_formula_moiety         'C20 H27 N O'
_chemical_formula_sum            'C20 H27 N O'
_chemical_formula_weight         297.43
_chemical_name_common            HOArpyCH3
_chemical_name_systematic
; 
 HOArpyCH3
;
_space_group_IT_number           57
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      57
_symmetry_space_group_name_Hall  '-P 2c 2b'
_symmetry_space_group_name_H-M   'P b c m'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.6250(3)
_cell_length_b                   26.7940(4)
_cell_length_c                   6.9060(14)
_cell_measurement_reflns_used    109
_cell_measurement_temperature    130(2)
_cell_volume                     1781.0(4)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       KappaCCD
_computing_data_reduction        'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_molecular_graphics    'maXus, Zortep'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    SIR97
_diffrn_ambient_temperature      130(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.971
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0980
_diffrn_reflns_av_sigmaI/netI    0.0809
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       33
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            1925
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         3.04
_exptl_absorpt_coefficient_mu    0.067
_exptl_absorpt_correction_T_max  0.995
_exptl_absorpt_correction_T_min  0.967
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   HKL-2000
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.109
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             648
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.357
_refine_diff_density_min         -0.210
_refine_diff_density_rms         0.066
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.999
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     133
_refine_ls_number_reflns         1925
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.999
_refine_ls_R_factor_all          0.1252
_refine_ls_R_factor_gt           0.0607
_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^)+(0.0730P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1300
_refine_ls_wR_factor_ref         0.1520
_reflns_number_gt                976
_reflns_number_total             1925
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jp311388n_si_002.cif
_cod_data_source_block           HOArpyCH3
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_database_code               1508543