Alternative synthesis of the anti-baldness compound RU58841
Leonard, Matthew J.; Lingham, Anthony R.; Niere, Julie O.; Jackson, Neale R. C.; McKay, Peter G.; Hügel, Helmut M.; RSC Adv. 4 (2014) 14143–; doi:10.1039/C4RA00332B

data_7235470
_publ_section_title
;
 Alternative synthesis of the anti-baldness compound RU58841
;
_journal_issue                   27
_journal_name_full               'RSC Adv.'
_journal_page_first              14143
_journal_paper_doi               10.1039/C4RA00332B
_journal_volume                  4
_journal_year                    2014
_chemical_formula_moiety         'C12 H10 Br F3 N2 O'
_chemical_formula_sum            'C12 H10 Br F3 N2 O'
_chemical_formula_weight         335.13
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_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                 103.2800(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   5.6717(3)
_cell_length_b                   22.0719(12)
_cell_length_c                   10.2761(6)
_cell_measurement_reflns_used    6039
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      34.99
_cell_measurement_theta_min      2.24
_cell_volume                     1252.02(12)
_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      150(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'APEX2 CCD'
_diffrn_measurement_method       'phi and omega 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  0.0265
_diffrn_reflns_av_sigmaI/netI    0.0265
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       35
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            21258
_diffrn_reflns_theta_full        35.00
_diffrn_reflns_theta_max         35.00
_diffrn_reflns_theta_min         1.85
_exptl_absorpt_coefficient_mu    3.313
_exptl_absorpt_correction_T_max  0.6363
_exptl_absorpt_correction_T_min  0.5877
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.778
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       piece
_exptl_crystal_F_000             664
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.796
_refine_diff_density_min         -1.148
_refine_diff_density_rms         0.074
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.055
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     178
_refine_ls_number_reflns         5508
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.0492
_refine_ls_R_factor_gt           0.0332
_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^)+(0.0321P)^2^+0.6178P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0752
_refine_ls_wR_factor_ref         0.0789
_reflns_number_gt                4336
_reflns_number_total             5508
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ra00332b2.cif
_cod_data_source_block           ml014_01
_cod_original_sg_symbol_Hall     -P2ybc
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7235470