The first complexes and cyclodimerisations of methylphosphaalkyne (P[triple bond]CMe).
Jones, Cameron; Schulten, Christian; Stasch, Andreas; Dalton transactions (Cambridge, England : 2003)  (2006) 3733–3735; doi:10.1039/b607489h

data_7007571
_publ_section_title
;
 The first complexes and cyclodimerisations of methylphosphaalkyne
 (P[triple bond]CMe).
;
_journal_issue                   31
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3733
_journal_page_last               3735
_journal_paper_doi               10.1039/b607489h
_journal_year                    2006
_chemical_formula_sum            'C45 H77 P3 Pt'
_chemical_formula_weight         906.07
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 90.56(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.466(2)
_cell_length_b                   9.938(2)
_cell_length_c                   41.029(8)
_cell_measurement_temperature    150(2)
_cell_volume                     4675.0(15)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_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  0.0246
_diffrn_reflns_av_sigmaI/netI    0.0397
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       48
_diffrn_reflns_limit_l_min       -48
_diffrn_reflns_number            15312
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.04
_exptl_absorpt_coefficient_mu    3.131
_exptl_absorpt_correction_T_max  0.650
_exptl_absorpt_correction_T_min  0.508
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sortav (Blessing, 1995)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.287
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1880
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.740
_refine_diff_density_min         -0.556
_refine_diff_density_rms         0.076
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     458
_refine_ls_number_reflns         8153
_refine_ls_number_restraints     10
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0331
_refine_ls_R_factor_gt           0.0263
_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^)+(0.0251P)^2^+4.1827P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0641
_refine_ls_wR_factor_ref         0.0665
_reflns_number_gt                7085
_reflns_number_total             8153
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b607489h.txt
_cod_data_source_block           compound5
_cod_original_cell_volume        4675.0(16)
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7007571