91MH29 - C41H50NP2SB11
Morris, John N.; Harman, Mary; Hursthouse, Michael B.; Crystal Structure Report Archive  (1991) 1031–; doi:

data_1519115
_publ_section_title
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 91MH29 - C41H50NP2SB11
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_journal_name_full               'Crystal Structure Report Archive'
_journal_page_first              1031
_journal_year                    1991
_chemical_formula_sum            'C37 H43 B12 Cl2 N P2'
_chemical_formula_weight         764.28
_space_group_IT_number           14
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 101.05
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.032(2)
_cell_length_b                   21.135(4)
_cell_length_c                   17.970(3)
_cell_measurement_temperature    293(2)
_cell_volume                     4112.2(13)
_computing_cell_refinement       REFINE
_computing_data_collection       'MADNES (Pflugrath & Messerschmidt, 1989)'
_computing_data_reduction        'ABSURD (Karaulov, 1992)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution
'SIR92 (Altomare, Cascarano, Giacovazzo & Guaglitardi, 1993)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.833
_diffrn_measured_fraction_theta_max 0.833
_diffrn_measurement_device_type  'Delft instruments FAST area detector'
_diffrn_measurement_method
'Intensity measurements as described by Darr, Drake, Hursthouse & Malik (1993)'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode generator'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0680
_diffrn_reflns_av_sigmaI/netI    0.1957
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            16223
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         3.01
_exptl_absorpt_coefficient_mu    0.265
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            unk
_exptl_crystal_density_diffrn    1.234
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       unk
_exptl_crystal_F_000             1584
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.991
_refine_diff_density_min         -0.497
_refine_diff_density_rms         0.111
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.880
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     391
_refine_ls_number_reflns         6035
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.880
_refine_ls_R_factor_all          0.1447
_refine_ls_R_factor_gt           0.1013
_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^)+(0.0930P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2747
_refine_ls_wR_factor_ref         0.3036
_reflns_number_gt                2448
_reflns_number_total             6035
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            eCrystal-1031.cif
_cod_data_source_block           s80
_cod_depositor_comments
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Citation :
Morris, John N. and Harman, Mary and Hursthouse, Michael B. (1991) 
University of Southampton, Crystal Structure Report Archive. 
(doi:10.5258/ecrystals/1031)
http://ecrystals.chem.soton.ac.uk/1031/
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_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               1519115