A model for a solvent-free synthetic organic research laboratory: click-mechanosynthesis and structural characterization of thioureas without bulk solvents
Štrukil, Vjekoslav; Igrc, Marina D.; Fábián, László; Eckert-Maksić, Mirjana; Childs, Scott L.; Reid, David G.; Duer, Melinda J.; Halasz, Ivan; Mottillo, Cristina; Friščić, Tomislav; Green Chemistry 14 (2012) 2462–; doi:10.1039/c2gc35799b

data_7208601
_publ_section_title
;
 A model for a solvent-free synthetic organic research laboratory:
 click-mechanosynthesis and structural characterization of thioureas
 without bulk solvents
;
_journal_issue                   9
_journal_name_full               'Green Chemistry'
_journal_page_first              2462
_journal_paper_doi               10.1039/c2gc35799b
_journal_volume                  14
_journal_year                    2012
_chemical_formula_moiety         'C13 H10 F2 N2 S'
_chemical_formula_sum            'C13 H10 F2 N2 S'
_chemical_formula_weight         264.29
_chemical_name_common            N,N'-bis(4-fluorophenyl)thiourea
_chemical_name_systematic
;
N,N'-bis(4-fluorophenyl)thiourea
;
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_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                   8.3457(1)
_cell_length_b                   26.4224(2)
_cell_length_c                   5.3071(6)
_cell_measurement_reflns_used    7898
_cell_measurement_temperature    180(2)
_cell_measurement_theta_max      31.00
_cell_measurement_theta_min      1.00
_cell_volume                     1170.29(13)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect (Nonius B.V. 1998)'
_computing_data_reduction
;
HKL Denzo and Scalepack (Otwinowski & Minor 1997)
;
_computing_publication_material  'SHELXL-97 (Sheldrick 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick 1997)'
_computing_structure_solution    'SIR-92 (Altomare et al. 1994)'
_diffrn_ambient_temperature      180(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_diffrn_measurement_method       'Thin slice \w and \f scans'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0346
_diffrn_reflns_av_sigmaI/netI    0.0380
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       38
_diffrn_reflns_limit_k_min       -38
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       -6
_diffrn_reflns_number            8268
_diffrn_reflns_theta_full        31.00
_diffrn_reflns_theta_max         31.00
_diffrn_reflns_theta_min         3.92
_exptl_absorpt_coefficient_mu    0.284
_exptl_absorpt_correction_T_max  0.974
_exptl_absorpt_correction_T_min  0.891
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements
Sortav (Blessing 1995)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.500
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             544
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.196
_refine_diff_density_min         -0.265
_refine_diff_density_rms         0.053
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.065
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     89
_refine_ls_number_reflns         1882
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.065
_refine_ls_R_factor_all          0.0559
_refine_ls_R_factor_gt           0.0364
_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^)+(0.0369P)^2^+0.2593P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0856
_refine_ls_wR_factor_ref         0.0924
_reflns_number_gt                1417
_reflns_number_total             1882
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2gc35799b.txt
_cod_data_source_block           3d
_cod_original_sg_symbol_H-M      Pnma
_cod_database_code               7208601