Metal-Free, Regioselective Diyne Polycyclotrimerization: Synthesis, Photoluminescence, Solvatochromism, and Two-Photon Absorption of a Triphenylamine-Containing Hyperbranched Poly(aroylarylene)
Qin, Anjun; Lam, Jacky W. Y.; Dong, Hongchen; Lu, Weixin; Jim, Cathy K. W.; Dong, Yongqiang; Häussler, Matthias; Sung, Herman H. Y.; Williams, Ian D.; Wong, George K. L.; Tang, Ben Zhong; Macromolecules 40 (2007) 4879–; doi:10.1021/ma070200w

data_1505130
_publ_section_title
;
 Metal-Free, Regioselective Diyne Polycyclotrimerization:&#x00A0;
 Synthesis, Photoluminescence, Solvatochromism, and Two-Photon Absorption
 of a Triphenylamine-Containing Hyperbranched Poly(aroylarylene)
;
_journal_issue                   14
_journal_name_full               Macromolecules
_journal_page_first              4879
_journal_paper_doi               10.1021/ma070200w
_journal_volume                  40
_journal_year                    2007
_chemical_formula_sum            'C24 H15 N O2'
_chemical_formula_weight         349.37
_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                 94.573(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.3535(8)
_cell_length_b                   10.2064(8)
_cell_length_c                   17.3231(14)
_cell_measurement_reflns_used    3186
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      29.35
_cell_measurement_theta_min      2.35
_cell_volume                     1824.7(2)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.988
_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  0.0256
_diffrn_reflns_av_sigmaI/netI    0.0299
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            11708
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         2.22
_exptl_absorpt_coefficient_mu    0.081
_exptl_absorpt_correction_T_max  1.00
_exptl_absorpt_correction_T_min  0.97
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.272
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             728
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.239
_refine_diff_density_min         -0.175
_refine_diff_density_rms         0.039
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     244
_refine_ls_number_reflns         3542
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0596
_refine_ls_R_factor_gt           0.0377
_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^)+(0.0567P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0929
_refine_ls_wR_factor_ref         0.1002
_reflns_number_gt                2635
_reflns_number_total             3542
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ma070200wsi20070427_063424.cif
_cod_data_source_block           tang60
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               1505130