Kinetic and Thermodynamic Conformational Polymorphs of Bis(p-tolyl) Ketonep-Tosylhydrazone: The Curtin−Hammett Principle in Crystallization
Roy, Saikat; Nangia, Ashwini; Crystal Growth & Design 7 (2007) 2047–; doi:10.1021/cg070542t

data_4511306
_publ_section_title
;
 Kinetic and Thermodynamic Conformational Polymorphs of Bis(p-tolyl)
 Ketonep-Tosylhydrazone:&#x00A0; The Curtin&#x2212;Hammett Principle in
 Crystallization
;
_journal_issue                   10
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              2047
_journal_paper_doi               10.1021/cg070542t
_journal_volume                  7
_journal_year                    2007
_chemical_formula_moiety         'C20 H16 Br2 N2 O2 S, 0.5(C6 H6)'
_chemical_formula_sum            'C23 H19 Br2 N2 O2 S'
_chemical_formula_weight         547.28
_chemical_melting_point          502
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                112.826(2)
_cell_angle_beta                 106.592(2)
_cell_angle_gamma                93.964(2)
_cell_formula_units_Z            2
_cell_length_a                   8.0184(8)
_cell_length_b                   11.9872(12)
_cell_length_c                   13.5855(13)
_cell_measurement_temperature    298(2)
_cell_volume                     1129.26(19)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SMART'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'Bruker SHELXTL'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_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  0.0279
_diffrn_reflns_av_sigmaI/netI    0.0378
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            11845
_diffrn_reflns_theta_full        26.03
_diffrn_reflns_theta_max         26.03
_diffrn_reflns_theta_min         1.73
_exptl_absorpt_coefficient_mu    3.704
_exptl_absorpt_correction_T_max  0.641
_exptl_absorpt_correction_T_min  0.434
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker AXS SADABS program'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.610
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             546
_exptl_crystal_size_max          0.27
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.624
_refine_diff_density_min         -0.456
_refine_diff_density_rms         0.062
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.030
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     276
_refine_ls_number_reflns         4429
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.030
_refine_ls_R_factor_all          0.0631
_refine_ls_R_factor_gt           0.0391
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0497P)^2^+0.1195P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0899
_refine_ls_wR_factor_ref         0.0998
_reflns_number_gt                3156
_reflns_number_total             4429
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            DiBr_benzene_an507_m.cif
_cod_data_source_block           an507_m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/ACS/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 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4511306