Copolymerization of CO2and Cyclohexene Oxide: β-Diketiminate-Supported Zn(II)OMe and Zn(II)Et Complexes as Initiators
Rajendran, N. M.; Haleel, A.; Reddy, N. Dastagiri; Organometallics 33 (2014) 217–; doi:10.1021/om400977c

data_4082597
_publ_section_title
;
 Copolymerization of CO2and Cyclohexene Oxide: \b-Diketiminate-Supported
 Zn(II)OMe and Zn(II)Et Complexes as Initiators
;
_journal_issue                   1
_journal_name_full               Organometallics
_journal_page_first              217
_journal_paper_doi               10.1021/om400977c
_journal_volume                  33
_journal_year                    2014
_chemical_formula_sum            'C27 H35 N3 O Zn'
_chemical_formula_weight         482.95
_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                 116.695(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.657(2)
_cell_length_b                   16.532(3)
_cell_length_c                   13.768(2)
_cell_measurement_reflns_used    5683
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      24.15
_cell_measurement_theta_min      2.19
_cell_volume                     2573.8(8)
_computing_cell_refinement       'APEX2/SAINT (Bruker, 2004)'
_computing_data_collection       'APEX2 (Bruker, 2004)'
_computing_data_reduction        'SAINT/XPREP (Bruker, 2004)'
_computing_molecular_graphics
'ORTEP3 (Farrugia, 1997) and Mercury (Bruno et al., 2002)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR92 (Altornare et al., 1993)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'bruker axs kappa apex2 CCD Diffractometer'
_diffrn_measurement_method       '\w and \f scan'
_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  0.0464
_diffrn_reflns_av_sigmaI/netI    0.0361
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            25558
_diffrn_reflns_theta_full        26.53
_diffrn_reflns_theta_max         26.53
_diffrn_reflns_theta_min         2.06
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    0.977
_exptl_absorpt_correction_T_max  0.8673
_exptl_absorpt_correction_T_min  0.7923
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker 1999)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.246
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       diamond
_exptl_crystal_F_000             1024
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.393
_refine_diff_density_min         -0.403
_refine_diff_density_rms         0.074
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.065
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     298
_refine_ls_number_reflns         5322
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.065
_refine_ls_R_factor_all          0.0607
_refine_ls_R_factor_gt           0.0387
_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^)+(0.0587P)^2^+0.5129P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0993
_refine_ls_wR_factor_ref         0.1125
_reflns_number_gt                3914
_reflns_number_total             5322
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om400977c_si_002.cif
_cod_data_source_block           Compound2
_cod_original_sg_symbol_H-M      p21/n
_cod_database_code               4082597