Reactions of 1-alkyl-1,2-diphospholes with 1,3-dipoles: diphenyldiazomethane and nitrones.
Zagidullin, Almaz; Ganushevich, Yulia; Miluykov, Vasili; Krivolapov, Dmitry; Kataeva, Olga; Sinyashin, Oleg; Hey-Hawkins, Evamarie; Organic & biomolecular chemistry 10 (2012) 5298–5306; doi:10.1039/c2ob25532d

data_7152422
_publ_section_title
;
 Reactions of 1-alkyl-1,2-diphospholes with 1,3-dipoles:
 diphenyldiazomethane and nitrones.
;
_journal_issue                   27
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              5298
_journal_page_last               5306
_journal_paper_doi               10.1039/c2ob25532d
_journal_volume                  10
_journal_year                    2012
_chemical_formula_moiety         '(C48 H44 O P4), (C48 H44 O1 P4)'
_chemical_formula_sum            'C48 H44 O1.5 P4'
_chemical_formula_weight         768.71
_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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 96.130(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.7260(10)
_cell_length_b                   19.139(2)
_cell_length_c                   19.555(2)
_cell_measurement_reflns_used    1228
_cell_measurement_temperature    198(2)
_cell_measurement_theta_max      18.33
_cell_measurement_theta_min      2.37
_cell_volume                     3991.4(7)
_computing_cell_refinement       'APEX2 v2, 1-4 (Bruker AXS, 2005-2007)'
_computing_data_collection       'APEX2 v2, 1-4 (Bruker AXS, 2005-2007)'
_computing_data_reduction        'SAINT NT v6.0 (Bruker AXS, 2003)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material
'WinGX (Farrugia 1999), enCIFer (Allen et al. 2004)'
_computing_structure_refinement
'SHELXL-97 (Sheldrick, 1997), WinGX (Farrugia 1999), PLATON (Spek 2005)'
_computing_structure_solution    'SIR2004 (Burla et al., 2005)'
_diffrn_ambient_temperature      198(2)
_diffrn_measured_fraction_theta_full 0.971
_diffrn_measured_fraction_theta_max 0.971
_diffrn_measurement_device       'Bruker Kappa APEX II CCD'
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       '\f and \w 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  0.2130
_diffrn_reflns_av_sigmaI/netI    0.3764
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            30279
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.49
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.227
_exptl_absorpt_correction_T_max  0.9910
_exptl_absorpt_correction_T_min  0.9667
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS version 2.10 (Sheldrick,Bruker AXS Inc.,2002)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.279
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1616
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.417
_refine_diff_density_min         -0.456
_refine_diff_density_rms         0.055
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.696
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     486
_refine_ls_number_reflns         7607
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.696
_refine_ls_R_factor_all          0.2242
_refine_ls_R_factor_gt           0.0517
_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^)+(0.0120P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0586
_refine_ls_wR_factor_ref         0.0836
_reflns_number_gt                2286
_reflns_number_total             7607
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ob25532d.txt
_cod_data_source_block           shelxl2
_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 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_original_formula_sum        'C48 H44 O1.50 P4'
_cod_database_code               7152422