Biguanide–transition metals complexes as potential drug for hyperglycemia treatment
Villamizar-Delgado, Stephanny; Porras-Osorio, Laura M.; Piñeros, Octavio; Ellena, Javier; Balcazar, Norman; Varela-Miranda, Ruben E.; D'Vries, Richard F.; RSC Advances 10 (2020) 22856–22863; doi:10.1039/D0RA04059B

data_7240749
_publ_section_title
;
 Biguanide--transition metals complexes as potential drug for
 hyperglycemia treatment
;
_journal_issue                   38
_journal_name_full               'RSC Advances'
_journal_page_first              22856
_journal_page_last               22863
_journal_paper_doi               10.1039/D0RA04059B
_journal_volume                  10
_journal_year                    2020
_chemical_formula_moiety         'C8 H22 Cu N10, 2(Cl), 2(H2 O)'
_chemical_formula_sum            'C8 H26 Cl2 Cu N10 O2'
_chemical_formula_weight         428.83
_chemical_name_systematic        MFNCu1
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_audit_creation_date             2019-07-22
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2020-04-23 deposited with the CCDC.	2020-06-09 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 95.63(3)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   5.1596(14)
_cell_length_b                   11.562(2)
_cell_length_c                   15.091(4)
_cell_measurement_reflns_used    1008
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      23.3770
_cell_measurement_theta_min      2.7150
_cell_volume                     895.9(4)
_computing_cell_refinement       'CrysAlisPro 1.171.39.35c (Rigaku OD, 2017)'
_computing_data_collection       'CrysAlisPro 1.171.39.35c (Rigaku OD, 2017)'
_computing_data_reduction        'CrysAlisPro 1.171.39.35c (Rigaku OD, 2017)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_details
;
List of Runs (angles in degrees, time in seconds):

  # Type    Start    End  Width  t~exp~   \w     \q     \k     \f   Frames
  1  \w    -69.00 113.00   1.00   60.00    --   27.63  54.00 -30.00  182
  2  \w     13.00  56.00   1.00   60.00    --   27.63  54.00-120.00   43
  3  \w    -69.00 -39.00   1.00   60.00    --   27.63  54.00-180.00   30
  4  \w     43.00 113.00   1.00   60.00    --   27.63  54.00-180.00   70
  5  \w      7.00  33.00   1.00   60.00    --   27.63  54.00  90.00   26
;
_diffrn_measurement_device       'two-circle diffractometer'
_diffrn_measurement_device_type  'XtaLAB Mini (ROW)'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      0.0261054000
_diffrn_orient_matrix_UB_12      0.0050337000
_diffrn_orient_matrix_UB_13      0.0468768000
_diffrn_orient_matrix_UB_21      0.0366604000
_diffrn_orient_matrix_UB_22      0.0586281000
_diffrn_orient_matrix_UB_23      -0.0049331000
_diffrn_orient_matrix_UB_31      -0.1306919000
_diffrn_orient_matrix_UB_32      0.0172502000
_diffrn_orient_matrix_UB_33      0.0029841000
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0910
_diffrn_reflns_av_unetI/netI     0.0868
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            5415
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.492
_diffrn_reflns_theta_min         2.712
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Rigaku (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    1.541
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.12962
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.35c (Rigaku Oxford Diffraction, 2017)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'clear light red'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    red
_exptl_crystal_density_diffrn    1.590
_exptl_crystal_description       needle
_exptl_crystal_F_000             446
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.586
_refine_diff_density_min         -0.524
_refine_diff_density_rms         0.100
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     119
_refine_ls_number_reflns         1863
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.1055
_refine_ls_R_factor_gt           0.0585
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0569P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1284
_refine_ls_wR_factor_ref         0.1570
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1138
_reflns_number_total             1863
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0ra04059b2.cif
_cod_data_source_block           Cu_metf1
_cod_depositor_comments
'Adding full bibliography for 7240746--7240749.cif.'
_cod_database_code               7240749
_shelx_shelxl_version_number     2018/3
_chemical_oxdiff_formula         'Cu N5 C6 H10 Cl O'
_reflns_odcompleteness_completeness 99.85
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     26.32
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All N(H) groups
 At 1.5 times of:
  All C(H,H,H) groups, All O(H,H) groups
2. Restrained distances
 N2-H2A
 0.9 with sigma of 0.02
 N2-H2B
 0.9 with sigma of 0.02
3.a Free rotating group:
 O1(H1A,H1B)
3.b Aromatic/amide H refined with riding coordinates:
 N3(H3), N1(H1), N5(H5)
3.c Idealised Me refined as rotating group:
 C3(H3A,H3B,H3C), C4(H4A,H4B,H4C)
;
_shelx_res_checksum              23226
_olex2_submission_original_sample_id MFNCu1
_olex2_submission_special_instructions 'No special instructions were received'
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_oxdiff_exptl_absorpt_empirical_full_max 3.749
_oxdiff_exptl_absorpt_empirical_full_min 0.432