Substitution effect on phenalenyl backbone in the rate of organozinc catalyzed ROP of cyclic esters.
Sen, Tamal K.; Mukherjee, Arup; Modak, Arghya; Mandal, Swadhin K.; Koley, Debasis; Dalton transactions (Cambridge, England : 2003) 42 (2013) 1893–1904; doi:10.1039/c2dt32152a

data_7022253
_publ_section_title
;
 Substitution effect on phenalenyl backbone in the rate of organozinc
 catalyzed ROP of cyclic esters.
;
_journal_issue                   5
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1893
_journal_page_last               1904
_journal_paper_doi               10.1039/c2dt32152a
_journal_volume                  42
_journal_year                    2013
_chemical_formula_moiety         'C21 H26 N2 Zn'
_chemical_formula_sum            'C21 H26 N2 Zn'
_chemical_formula_weight         371.83
_chemical_name_systematic
;
?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                74.278(2)
_cell_angle_beta                 83.9410(10)
_cell_angle_gamma                89.588(2)
_cell_formula_units_Z            4
_cell_length_a                   8.8105(8)
_cell_length_b                   13.5563(9)
_cell_length_c                   15.6938(14)
_cell_measurement_reflns_used    2785
_cell_measurement_temperature    130(2)
_cell_measurement_theta_max      27.80
_cell_measurement_theta_min      2.71
_cell_volume                     1793.8(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      130(2)
_diffrn_measured_fraction_theta_full 0.962
_diffrn_measured_fraction_theta_max 0.962
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0311
_diffrn_reflns_av_sigmaI/netI    0.0546
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            11182
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         1.36
_exptl_absorpt_coefficient_mu    1.373
_exptl_absorpt_correction_T_max  0.908
_exptl_absorpt_correction_T_min  0.821
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS; BRUKER, 2008'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.388
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             784
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.538
_refine_diff_density_min         -0.341
_refine_diff_density_rms         0.091
_refine_ls_extinction_coef       0.0033(6)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.036
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     476
_refine_ls_number_reflns         6708
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.036
_refine_ls_R_factor_all          0.0524
_refine_ls_R_factor_gt           0.0362
_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^)+(0.0511P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0851
_refine_ls_wR_factor_ref         0.1012
_reflns_number_gt                5219
_reflns_number_total             7531
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt32152a.txt
_cod_data_source_block           tks3
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7022253