Interweaving isomerism and isomerization of molecular chains
Jie-Peng Zhang; Xiao-Lin Qi; Chun-Ting He; Xiao-Ming Chen; Chem.Commun. 47 (2011) 4156–; doi:10.1039/c1cc10365b

data_7106176
_publ_section_title
;
 Interweaving isomerism and isomerization of molecular chains
;
_journal_name_full               Chem.Commun.
_journal_page_first              4156
_journal_paper_doi               10.1039/c1cc10365b
_journal_volume                  47
_journal_year                    2011
_chemical_formula_sum            'C24 H36 Ag4 N8'
_chemical_formula_weight         868.09
_chemical_name_systematic
;
?
;
_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                 99.6110(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.2894(8)
_cell_length_b                   16.3750(10)
_cell_length_c                   15.2554(10)
_cell_measurement_temperature    123(2)
_cell_volume                     3026.9(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  CCD
_diffrn_measurement_method       '/w 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  0.0202
_diffrn_reflns_av_sigmaI/netI    0.0146
_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       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            30803
_diffrn_reflns_theta_full        25.99
_diffrn_reflns_theta_max         25.99
_diffrn_reflns_theta_min         1.84
_exptl_absorpt_coefficient_mu    2.576
_exptl_absorpt_correction_T_max  0.6685
_exptl_absorpt_correction_T_min  0.5652
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.905
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1696
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.17
_refine_diff_density_max         1.150
_refine_diff_density_min         -0.903
_refine_diff_density_rms         0.103
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.038
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     325
_refine_ls_number_reflns         5932
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.038
_refine_ls_R_factor_all          0.0338
_refine_ls_R_factor_gt           0.0304
_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^)+(0.0301P)^2^+8.2799P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0691
_refine_ls_wR_factor_ref         0.0714
_reflns_number_gt                5391
_reflns_number_total             5932
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1cc10365b.txt
_cod_data_source_block           1
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7106176