Highly Unsaturated Phosphorus Compounds: Generation and Reactions on Both Multiple Bonds of Vinyl Phosphaalkyne†
Ionkin, Alex S.; Marshall, William J.; Fish, Brian M.; Schiffhauer, Matthew F.; Davidson, Fredric; McEwen, Charles N.; Organometallics 28 (2009) 2410–; doi:10.1021/om801224d

data_4069062
_publ_section_title
;
 Highly Unsaturated Phosphorus Compounds: Generation and Reactions on Both
 Multiple Bonds of Vinyl Phosphaalkyne&#x2020;
;
_journal_issue                   8
_journal_name_full               Organometallics
_journal_page_first              2410
_journal_paper_doi               10.1021/om801224d
_journal_volume                  28
_journal_year                    2009
_chemical_formula_sum            'C28 H56 O2 Si2'
_chemical_formula_weight         480.91
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                72.446(2)
_cell_angle_beta                 83.038(2)
_cell_angle_gamma                85.121(2)
_cell_formula_units_Z            2
_cell_length_a                   11.1445(12)
_cell_length_b                   11.1579(12)
_cell_length_c                   13.2541(15)
_cell_measurement_temperature    173(2)
_cell_volume                     1557.8(3)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\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  0.0356
_diffrn_reflns_av_sigmaI/netI    0.0395
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            30268
_diffrn_reflns_theta_full        28.37
_diffrn_reflns_theta_max         28.37
_diffrn_reflns_theta_min         1.62
_exptl_absorpt_coefficient_mu    0.134
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.025
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       flat
_exptl_crystal_F_000             536
_exptl_crystal_size_max          0.500
_exptl_crystal_size_mid          0.100
_exptl_crystal_size_min          0.040
_refine_diff_density_max         0.575
_refine_diff_density_min         -0.478
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.048
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     345
_refine_ls_number_reflns         7744
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.048
_refine_ls_R_factor_all          0.0881
_refine_ls_R_factor_gt           0.0590
_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^)+(0.0458P)^2^+1.1239P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1332
_refine_ls_wR_factor_ref         0.1492
_reflns_number_gt                5470
_reflns_number_total             7744
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om801224d_si_001.cif
_cod_data_source_block           06067
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4069062