A concise synthesis of a rigid isomannide-based diphosphine ligand and structural characterisation of an alkoxyphosphonium intermediate
Athanasia Dervisi; Cristina Carcedo; Ian A. Fallis; K.M Abdul Malik; Chemical communications (Cambridge, England)  (2004) 1236–1237; doi:10.1039/b401301h

data_7102635
_publ_section_title
;
A concise synthesis of a rigid isomannide-based
diphosphine ligand and structural characterisation of an
alkoxyphosphonium intermediate
;
_journal_issue                   10
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              1236
_journal_page_last               1237
_journal_paper_doi               10.1039/b401301h
_journal_year                    2004
_chemical_formula_moiety         'C34 H34 N2 O2 P2 Rh, CH3CN, BF4'
_chemical_formula_sum            'C36 H37 B F4 N3 O2 P2 Rh'
_chemical_formula_weight         795.35
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 100.7005(12)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   10.2793(2)
_cell_length_b                   15.1367(4)
_cell_length_c                   11.5954(4)
_cell_measurement_reflns_used    'all obs. reflections in the data set'
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.47
_cell_measurement_theta_min      2.93
_cell_volume                     1772.81(8)
_computing_cell_refinement       'DENZO (Otwinowski & Minor, 1997)'
_computing_data_collection       'DENZO (Otwinowski & Minor, 1997)'
_computing_data_reduction        'DENZO (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-96 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.979
_diffrn_measured_fraction_theta_max 0.979
_diffrn_measurement_device_type  'Bruker Nonius kappa CCD area detector'
_diffrn_measurement_method       'omega & phi scan to fill Ewald sphere'
_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  0.0477
_diffrn_reflns_av_sigmaI/netI    0.0491
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            16148
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         2.93
_exptl_absorpt_coefficient_mu    0.630
_exptl_absorpt_correction_T_max  0.8739
_exptl_absorpt_correction_T_min  0.8335
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SORTAV (Blessing, 1995)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.490
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       bloc
_exptl_crystal_F_000             812
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.22
_refine_diff_density_max         0.491
_refine_diff_density_min         -0.435
_refine_diff_density_rms         0.070
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.04(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    'calculated positions, riding model'
_refine_ls_matrix_type           full
_refine_ls_number_parameters     445
_refine_ls_number_reflns         6563
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.0345
_refine_ls_R_factor_gt           0.0312
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0275P)^2^+1.3331P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0698
_refine_ls_wR_factor_ref         0.0727
_reflns_number_gt                6270
_reflns_number_total             6563
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b401301h.txt
_cod_data_source_block           4
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      P2(1)
_cod_database_code               7102635