Poly[<i>trans</i>-bis{trimethyltin(IV)}-μ-(2,2'-bipyridyl-4,4'-dicarboxylato-<i>O</i>:<i>O</i>':<i>O</i>'':<i>O</i>''')]. A Layered Structure Composed of Sheets Interconnected by Organometallic Moieties
Stocco, G.; Guli, G.; Girasolo, M. A.; Bruno, G.; Nicolò, F.; Scopelliti, R.; Acta Crystallographica Section C 52 (1996) 829–832; doi:10.1107/S0108270195013400

data_2004790
_publ_section_title
;Poly[<i>trans</i>-bis{trimethyltin(IV)}-\m-(2,2'-bipyridyl-4,4'-dicarboxylato-<i>O</i>:<i>O</i>':<i>O</i>'':<i>O</i>''')].
 A Layered Structure Composed of Sheets Interconnected by Organometallic
 Moieties
;
_journal_issue                   4
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              829
_journal_page_last               832
_journal_paper_doi               10.1107/S0108270195013400
_journal_volume                  52
_journal_year                    1996
_chemical_formula_iupac          '[Sn2 (C12 H6 N2 O4) (C1 H3)6]'
_chemical_formula_sum            'C18 H24 N2 O4 Sn2'
_chemical_formula_weight         569.8
_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_type_scat_source
'Cromer & Mann (1968) for non-H atoms and Stewart (1970) for H atoms'
_cell_angle_alpha                90
_cell_angle_beta                 94.76(2)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   6.595(2)
_cell_length_b                   9.964(2)
_cell_length_c                   17.821(2)
_cell_measurement_reflns_used    50
_cell_measurement_temperature    298
_cell_measurement_theta_max      15
_cell_measurement_theta_min      6.5
_cell_volume                     1167.0(4)
_diffrn_measurement_device       'Siemens R3m/V'
_diffrn_measurement_method       \w-2\q
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.41
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -1
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -1
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            4143
_diffrn_reflns_theta_max         27.5
_diffrn_standards_decay_%        <3
_diffrn_standards_interval_count 97
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    2.161
_exptl_absorpt_correction_T_max  0.2711
_exptl_absorpt_correction_T_min  0.2002
_exptl_absorpt_correction_type
'semi-empirical via \y scan (Kopfmann & Huber, 1968)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.621
_exptl_crystal_density_meas      1.60
_exptl_crystal_density_method    flotation
_exptl_crystal_description       prismatic
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.31
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.45
_refine_diff_density_min         -0.33
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_obs   1.09
_refine_ls_hydrogen_treatment
'H atoms in calculated positions (U = 0.06\%A^2^)'
_refine_ls_number_parameters     121
_refine_ls_number_reflns         1934
_refine_ls_R_factor_obs          0.0219
_refine_ls_shift/esd_max         0.005
_refine_ls_structure_factor_coef F
_refine_ls_weighting_details     'w = 1/[\s^2^(F~o~) + 0.0004F~o~^2^]'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_obs         0.0295
_reflns_number_observed          1934
_reflns_number_total             2698
_reflns_observed_criterion       F>=7\s(F)
_cod_data_source_file            na1192.cif
_cod_data_source_block           na1192a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_refine_ls_weighting_scheme' value 'w = 1/[\s^2^(F~o~) +
0.0004F~o~^2^]' was changed to 'calc'. New tag
'_refine_ls_weighting_details' was created. The value of the new tag
was set to 'w = 1/[\s^2^(F~o~) + 0.0004F~o~^2^]'.

Automatic conversion script
Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas 
;
_cod_original_cell_volume        1167.0(3)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2004790