Ni(II) tetraphosphine complexes as catalysts/initiators in the ring opening polymerization of ε-caprolactone.
Wu, Xin-Yi; Ren, Zhi-Gang; Lang, Jian-Ping; Dalton transactions (Cambridge, England : 2003) 43 (2014) 1716–1723; doi:10.1039/c3dt52412d

data_7028397
_publ_section_title
;
 Ni(II) tetraphosphine complexes as catalysts/initiators in the ring
 opening polymerization of \e-caprolactone.
;
_journal_issue                   4
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1716
_journal_page_last               1723
_journal_paper_doi               10.1039/c3dt52412d
_journal_volume                  43
_journal_year                    2014
_chemical_formula_moiety         'C64 H72 N4 Ni2 P4 S4, 5(C6 H14), 2(P F6)'
_chemical_formula_sum            'C94 H142 F12 N4 Ni2 P6 S4'
_chemical_formula_weight         1987.60
_chemical_name_systematic
; 
 ? 
;
_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                 103.04(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   17.598(3)
_cell_length_b                   13.682(3)
_cell_length_c                   22.288(4)
_cell_measurement_reflns_used    22342
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      27.5593
_cell_measurement_theta_min      3.0616
_cell_volume                     5228.0(18)
_computing_cell_refinement       'CrystalClear, Ver. 1.30 (Rigaku/MSC, 2001)'
_computing_data_collection       'CrystalClear, Ver. 1.30 (Rigaku/MSC, 2001)'
_computing_data_reduction
'CrystalStructure, Ver. 3.60 (Rigaku/MSC,2004)'
_computing_molecular_graphics    'SHELXS-97 (Sheldrick, 1990)'
_computing_publication_material  'SHELXS-97 (Sheldrick, 1990)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      223(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Rigaku Mercury'
_diffrn_measurement_method       /w
_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  0.0741
_diffrn_reflns_av_unetI/netI     0.0618
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            41251
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.06
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.597
_exptl_absorpt_correction_T_max  0.7963
_exptl_absorpt_correction_T_min  0.6802
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'Jacobson, R. (1998) Private communication to Rigaku Company, Tokyo, Japan.'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.263
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2104
_exptl_crystal_size_max          0.70
_exptl_crystal_size_mid          0.50
_exptl_crystal_size_min          0.40
_refine_diff_density_max         0.824
_refine_diff_density_min         -0.593
_refine_diff_density_rms         0.091
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.105
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     477
_refine_ls_number_reflns         9180
_refine_ls_number_restraints     8
_refine_ls_restrained_S_all      1.106
_refine_ls_R_factor_all          0.1149
_refine_ls_R_factor_gt           0.0843
_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^)+(0.1182P)^2^+6.0504P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2164
_refine_ls_wR_factor_ref         0.2439
_reflns_number_gt                6787
_reflns_number_total             9180
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt52412d.txt
_cod_data_source_block           1^.^5C~6~H~14~
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
/usr/data/users/saulius/automatic-downloads/current/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_cell_volume        5228.0(17)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7028397