Air-Stable (Phenylbuta-1,3-diynyl)palladium(II) Complexes: Highly Active Initiators for Living Polymerization of Isocyanides.
Xue, Ya-Xin; Zhu, Yuan-Yuan; Gao, Long-Mei; He, Xiao-Yue; Liu, Na; Zhang, Wu-Yi; Yin, Jun; Ding, Yunsheng; Zhou, Hongping; Wu, Zong-Quan; Journal of the American Chemical Society 136 (2014) 4706–4713; doi:10.1021/ja5004747

data_4121537
_publ_section_title
;
 Air-Stable (Phenylbuta-1,3-diynyl)palladium(II) Complexes: Highly Active
 Initiators for Living Polymerization of Isocyanides.
;
_journal_issue                   12
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              4706
_journal_page_last               4713
_journal_paper_doi               10.1021/ja5004747
_journal_volume                  136
_journal_year                    2014
_chemical_formula_moiety         'C32 H40 P2 Pd'
_chemical_formula_sum            'C32 H40 P2 Pd'
_chemical_formula_weight         592.98
_chemical_name_common            complex-1e
_chemical_name_systematic
;
 ?
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2013-10-11
_audit_creation_method
;
Olex2 1.2
(compiled 2013.09.17 svn.r2790 for OlexSys, GUI svn.r4601)
;
_cell_angle_alpha                90
_cell_angle_beta                 93.334(5)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   9.7979(6)
_cell_length_b                   9.4064(6)
_cell_length_c                   16.2306(9)
_cell_measurement_reflns_used    3315
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.4330
_cell_measurement_theta_min      3.9900
_cell_volume                     1493.33(16)
_computing_molecular_graphics
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_publication_material
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_structure_refinement
;
SHELX, G.M. Sheldrick, Acta Cryst.
(2008). A64, 112-122
;
_diffrn_ambient_temperature      100.15
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.846
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0287
_diffrn_reflns_av_unetI/netI     0.0422
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.846
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            6992
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.846
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.348
_diffrn_reflns_theta_min         3.004
_diffrn_source                   'SuperNova (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.746
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.83533
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.319
_exptl_crystal_F_000             616
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         2.038
_refine_diff_density_min         -0.583
_refine_diff_density_rms         0.095
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.083
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     221
_refine_ls_number_reflns         3147
_refine_ls_number_restraints     48
_refine_ls_restrained_S_all      1.156
_refine_ls_R_factor_all          0.0480
_refine_ls_R_factor_gt           0.0373
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
 w=1/[\s^2^(Fo^2^)+(0.0298P)^2^+3.4906P]
 where P=(Fo^2^+2Fc^2^)/3
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0861
_refine_ls_wR_factor_ref         0.0930
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2637
_reflns_number_total             3147
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja5004747_si_002.cif
_cod_data_source_block           1e
_cod_database_code               4121537
_shelxl_version_number           2013-2
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Restrained distances
 P1-C11A = P1-C11B = P1-C12A = P1-C12B = P1-C13A = P1-C13B
 1.82 with sigma of 0.01
 C11A-C14A = C11B-C14B
 1.51 with sigma of 0.01
 C12A-C15A = C12B-C15B
 1.51 with sigma of 0.01
 C13A-C16A = C13B-C16B
 1.51 with sigma of 0.01
3. Uiso/Uaniso restraints and constraints
Uanis(C11A) \\sim Ueq, Uanis(C11B) \\sim Ueq, Uanis(C12A) \\sim Ueq,
Uanis(C12B) \\sim Ueq, Uanis(C13A) \\sim Ueq, Uanis(C13B) \\sim Ueq: with sigma
of 0.01 and sigma for terminal atoms of 0.02
4. Others
 Sof(C11B)=Sof(H11C)=Sof(H11D)=Sof(C12B)=Sof(H12C)=Sof(H12D)=Sof(C13B)=
 Sof(H13C)=Sof(H13D)=Sof(C14B)=Sof(H14D)=Sof(H14E)=Sof(H14F)=Sof(C15B)=
 Sof(H15D)=Sof(H15E)=Sof(H15F)=Sof(C16B)=Sof(H16D)=Sof(H16E)=Sof(H16F)=1-FVAR(1)
 Sof(C11A)=Sof(H11A)=Sof(H11B)=Sof(C12A)=Sof(H12A)=Sof(H12B)=Sof(C13A)=
 Sof(H13A)=Sof(H13B)=Sof(C14A)=Sof(H14A)=Sof(H14B)=Sof(H14C)=Sof(C15A)=
 Sof(H15A)=Sof(H15B)=Sof(H15C)=Sof(C16A)=Sof(H16A)=Sof(H16B)=Sof(H16C)=FVAR(1)
5.a Secondary CH2 refined with riding coordinates:
 C11A(H11A,H11B), C12A(H12A,H12B), C13A(H13A,H13B), C11B(H11C,H11D), C12B(H12C,
 H12D), C13B(H13C,H13D)
5.b Aromatic/amide H refined with riding coordinates:
 C1(H1), C2(H2), C3(H3), C4(H4), C5(H5)
5.c Idealised Me refined as rotating group:
 C14A(H14A,H14B,H14C), C15A(H15A,H15B,H15C), C16A(H16A,H16B,H16C), C14B(H14D,
 H14E,H14F), C15B(H15D,H15E,H15F), C16B(H16D,H16E,H16F)
;
_shelx_res_checksum              68684
_shelx_hkl_checksum              28902