Exploring the coordination chemistry of bifunctional organoarsonate ligands: syntheses and characterisation of coordination polymers that contain 4-(1,2,4-triazol-4-yl)phenylarsonic acid
Lin, Jian-Di; Clérac, Rodolphe; Rouzières, Mathieu; Venkatesan, Munuswamy; Chimamkpam, Theresa O.; Schmitt, Wolfgang; CrystEngComm 16 (2014) 7894–; doi:10.1039/C4CE00553H

data_7217492
_publ_section_title
;
 Exploring the coordination chemistry of bifunctional organoarsonate
 ligands: syntheses and characterisation of coordination polymers that
 contain 4-(1,2,4-triazol-4-yl)phenylarsonic acid
;
_journal_issue                   34
_journal_name_full               CrystEngComm
_journal_page_first              7894
_journal_paper_doi               10.1039/C4CE00553H
_journal_volume                  16
_journal_year                    2014
_chemical_formula_moiety         '0.25(C32 H28 As4 Cl4 Co4 N12 O12), 2(O)'
_chemical_formula_sum            'C8 H7 As Cl Co N3 O5'
_chemical_formula_weight         394.47
_chemical_name_systematic
;
 ? 
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           12
_space_group_name_Hall           '-C 2y'
_space_group_name_H-M_alt        'C 1 2/m 1'
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2013-11-27
_audit_creation_method
;
Olex2 1.2
(compiled 2013.11.15 svn.r2834 for OlexSys, GUI svn.r4720)
;
_cell_angle_alpha                90.00
_cell_angle_beta                 101.41(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   20.875(4)
_cell_length_b                   7.6129(15)
_cell_length_c                   8.5776(17)
_cell_measurement_reflns_used    1196
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25
_cell_measurement_theta_min      3.43
_cell_volume                     1336.2(5)
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150.0
_diffrn_measured_fraction_theta_full 0.940
_diffrn_measured_fraction_theta_max 0.940
_diffrn_measurement_device_type  'Rigaku 724 CCD'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0272
_diffrn_reflns_av_unetI/netI     0.0176
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            4634
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.43
_diffrn_source                   'fine-focus sealed tube'
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.959
_exptl_absorpt_correction_T_max  0.6929
_exptl_absorpt_correction_T_min  0.3004
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   Sphere
_exptl_crystal_colour            violet
_exptl_crystal_density_diffrn    1.961
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             772
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.1
_refine_diff_density_max         1.928
_refine_diff_density_min         -0.860
_refine_diff_density_rms         0.132
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.075
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     100
_refine_ls_number_reflns         1196
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.075
_refine_ls_R_factor_all          0.0366
_refine_ls_R_factor_gt           0.0365
_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^)+(0.0591P)^2^+9.8376P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1015
_refine_ls_wR_factor_ref         0.1016
_reflns_number_gt                1188
_reflns_number_total             1196
_reflns_threshold_expression     >2sigma(I)
_cod_duplicate_entry             7216356
_cod_data_source_file            c4ce00553h2.cif
_cod_data_source_block           a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
/usr/data/users/saulius/crontab/automatic-downloads/current/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_database_code               7217492
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All O(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C2(H2A), C3(H3), C5(H5)
2.b Tetrahedral OH refined with riding coordinates:
 O2(H2)
;