Introducing a new class of N-phosphoryl ynamides via Cu(I)-catalyzed amidations of alkynyl bromides.
DeKorver, Kyle A.; Walton, Mary C.; North, Troy D.; Hsung, Richard P.; Organic letters 13 (2011) 4862–4865; doi:10.1021/ol201947b

data_1502446
_publ_section_title
;
 Introducing a new class of N-phosphoryl ynamides via Cu(I)-catalyzed
 amidations of alkynyl bromides.
;
_journal_issue                   18
_journal_name_full               'Organic letters'
_journal_page_first              4862
_journal_page_last               4865
_journal_paper_doi               10.1021/ol201947b
_journal_volume                  13
_journal_year                    2011
_chemical_formula_moiety         'C23 H28 N O3 P'
_chemical_formula_sum            'C23 H28 N O3 P'
_chemical_formula_weight         397.43
_chemical_name_common            11116a
_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                 94.299(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.2125(12)
_cell_length_b                   13.2910(9)
_cell_length_c                   9.4159(6)
_cell_measurement_reflns_used    7091
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.29
_cell_measurement_theta_min      2.37
_cell_volume                     2148.0(2)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_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 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0374
_diffrn_reflns_av_sigmaI/netI    0.0309
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            23858
_diffrn_reflns_theta_full        27.45
_diffrn_reflns_theta_max         27.45
_diffrn_reflns_theta_min         1.94
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.151
_exptl_absorpt_correction_T_max  0.9782
_exptl_absorpt_correction_T_min  0.9494
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, R. Blessing, 1995'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.229
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             848
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.544
_refine_diff_density_min         -0.370
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.141
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     355
_refine_ls_number_reflns         4879
_refine_ls_number_restraints     78
_refine_ls_restrained_S_all      1.139
_refine_ls_R_factor_all          0.0990
_refine_ls_R_factor_gt           0.0743
_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^)+(0.0347P)^2^+3.5939P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1724
_refine_ls_wR_factor_ref         0.1832
_reflns_number_gt                3533
_reflns_number_total             4879
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol201947b_si_004.cif
_cod_data_source_block           11116a
_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      P2(1)/c
_cod_database_code               1502446