Synthesis of main chain chiral methacrylate copolymers via chirality transfer from polymerizable chiral metal complexes
Jana, Satyasankar; Cormack, Peter A. G.; Kennedy, Alan R.; Sherrington, David C.; Journal of Materials Chemistry 19 (2009) 3427–; doi:10.1039/b823205a

data_7200876
_publ_section_title
;
 Synthesis of main chain chiral methacrylate copolymers via chirality
 transfer from polymerizable chiral metal complexes
;
_journal_issue                   21
_journal_name_full               'Journal of Materials Chemistry'
_journal_page_first              3427
_journal_paper_doi               10.1039/b823205a
_journal_volume                  19
_journal_year                    2009
_chemical_formula_sum            'C33 H40 N2 O4 Zn'
_chemical_formula_weight         594.04
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 90.446(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   8.6170(2)
_cell_length_b                   12.0528(3)
_cell_length_c                   13.7930(3)
_cell_measurement_reflns_used    3384
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      2.91
_cell_volume                     1432.48(6)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_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  0.0318
_diffrn_reflns_av_sigmaI/netI    0.0463
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            16884
_diffrn_reflns_theta_full        27.53
_diffrn_reflns_theta_max         27.53
_diffrn_reflns_theta_min         3.25
_exptl_absorpt_coefficient_mu    0.898
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.377
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             628
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.513
_refine_diff_density_min         -0.351
_refine_diff_density_rms         0.045
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.026(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     355
_refine_ls_number_reflns         6407
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0334
_refine_ls_R_factor_gt           0.0297
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0092P)^2^+0.4008P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0646
_refine_ls_wR_factor_ref         0.0663
_reflns_number_gt                6010
_reflns_number_total             6407
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            b823205a.txt
_cod_data_source_block           shersot1
_cod_original_sg_symbol_H-M      P21
_cod_database_code               7200876