Reactions of coordinated hydroxymethylphosphines with NH-functional amines: the phosphorus lone pair is crucial for the phosphorus Mannich reaction.
Swor, Charles D.; Hanson, Kyle R.; Zakharov, Lev N.; Tyler, David R.; Dalton transactions (Cambridge, England : 2003) 40 (2011) 8604–8610; doi:10.1039/c1dt10586h

data_7016475
_publ_section_title
;
 Reactions of coordinated hydroxymethylphosphines with NH-functional
 amines: the phosphorus lone pair is crucial for the phosphorus Mannich
 reaction.
;
_journal_issue                   34
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              8604
_journal_page_last               8610
_journal_paper_doi               10.1039/c1dt10586h
_journal_volume                  40
_journal_year                    2011
_chemical_formula_sum            'C6 H22 B2 O4 P2'
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_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
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_atom_sites_solution_secondary   difmap
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_cell_angle_beta                 100.688(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
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_cell_length_b                   6.2042(11)
_cell_length_c                   11.757(2)
_cell_measurement_reflns_used    974
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      24.43
_cell_measurement_theta_min      2.29
_cell_volume                     1296.8(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'Bruker SHELXTL'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker Apex CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
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_diffrn_reflns_limit_h_max       22
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_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
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_diffrn_reflns_limit_l_min       -14
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_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         2.29
_exptl_absorpt_coefficient_mu    0.323
_exptl_absorpt_correction_T_max  0.9936
_exptl_absorpt_correction_T_min  0.9179
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.238
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0704P)^2^+0.0393P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1148
_refine_ls_wR_factor_ref         0.1245
_reflns_number_gt                1138
_reflns_number_total             1408
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1dt10586h.txt
_cod_data_source_block           char5
_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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7016475