Five New Chlorochromates of Organic Bases
Lorenzo Luis, P. A.; Martin-Zarza, P.; Gili, P.; Ruiz-Pérez, C.; Hernández-Molina, M.; Solans, X.; Acta Crystallographica Section C 52 (1996) 1441–1448; doi:10.1107/S0108270196000637

data_2005017
_publ_section_title
;
 Five New Chlorochromates of Organic Bases
;
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              1441
_journal_page_last               1448
_journal_paper_doi               10.1107/S0108270196000637
_journal_volume                  52
_journal_year                    1996
_chemical_formula_iupac          '(C2 H10 N2) (Cl) [Cr O3 Cl]'
_chemical_formula_sum            'C2 H10 Cl2 Cr N2 O3'
_chemical_formula_weight         233.02
_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           IntTabIV
_cell_angle_alpha                90
_cell_angle_beta                 114.50(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.157(2)
_cell_length_b                   12.265(3)
_cell_length_c                   6.316(2)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293
_cell_measurement_theta_max      15
_cell_measurement_theta_min      4
_cell_volume                     857.0(4)
_diffrn_measurement_device       'Philips PW1100'
_diffrn_measurement_method       '\w/2\q scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.018
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            2104
_diffrn_reflns_theta_max         30
_diffrn_standards_decay_%        <10
_diffrn_standards_interval_time  60
_diffrn_standards_number         2
_exptl_absorpt_coefficient_mu    1.915
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.806
_exptl_crystal_density_method    none
_exptl_crystal_description       prism
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.18
_refine_diff_density_max         1.183
_refine_diff_density_min         -2.089
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_obs   1.138
_refine_ls_hydrogen_treatment    'H atoms see text'
_refine_ls_number_parameters     92
_refine_ls_number_reflns         1904
_refine_ls_R_factor_obs          0.070
_refine_ls_shift/esd_max         0.002
_refine_ls_structure_factor_coef F
_refine_ls_weighting_details     'w = 1/[\s^2^(F)+0.02973F^2^]'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_obs         0.086
_reflns_number_observed          1904
_reflns_number_total             1937
_reflns_observed_criterion       I>3\s(I)
_cod_data_source_file            ka1153.cif
_cod_data_source_block           4
_cod_depositor_comments
;
 Adding the _atom_site_type_symbol data item.

 Antanas Vaitkus,
 2017-01-19

The following automatic conversions were performed:

'_refine_ls_weighting_scheme' value '1/[\s^2^(F)+0.02973F^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)+0.02973F^2^]'.

Automatic conversion script
Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas 
;
_cod_original_cell_volume        856.9(7)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2005017