Group 12 metal complexes of (2-piperazine-1-yl-ethyl)-pyridin-2-yl-methylene-amine: rare participation of terminal piperazine N in coordination leads to structural diversity.
Purkait, Suranjana; Aullón, Gabriel; Zangrando, Ennio; Chakraborty, Prateeti; Dalton transactions (Cambridge, England : 2003) 46 (2017) 2184–2195; doi:10.1039/c6dt04578b

data_7041681
_publ_section_title
;
 Group 12 metal complexes of
 (2-piperazine-1-yl-ethyl)-pyridin-2-yl-methylene-amine: rare
 participation of terminal piperazine N in coordination leads to
 structural diversity.
;
_journal_issue                   7
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              2184
_journal_page_last               2195
_journal_paper_doi               10.1039/c6dt04578b
_journal_volume                  46
_journal_year                    2017
_chemical_formula_moiety         'C12 H19 Cl2 N4 Zn, C12 H18 Cl7 N4 O Zn2, 2H2O'
_chemical_formula_sum            'C24 H41 Cl7 N8 O2 Zn3'
_chemical_formula_weight         917.91
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2017-01-10 deposited with the CCDC.
2017-01-12 downloaded from the CCDC.
;
_cell_angle_alpha                106.014(5)
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_cell_angle_gamma                103.406(5)
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_cell_length_b                   8.486(5)
_cell_length_c                   14.876(5)
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_cell_measurement_theta_max      20.36
_cell_measurement_theta_min      2.26
_cell_volume                     951.4(9)
_computing_cell_refinement       'BRUKER SMART'
_computing_data_collection       'BRUKER SMART'
_computing_data_reduction        'BRUKER SAINT'
_computing_molecular_graphics    'Ortep3 for Windows (Farrugia,1997)'
_computing_publication_material  'Wingx 2013.03 (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELX97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'BRUKER SMART APEX CCD DIFFRACTOMETER'
_diffrn_measurement_method       'OMEGA-PHI 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  0.0400
_diffrn_reflns_av_unetI/netI     0.0379
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
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_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            9161
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        23.124
_diffrn_reflns_theta_max         23.124
_diffrn_reflns_theta_min         2.546
_exptl_absorpt_coefficient_mu    2.402
_exptl_absorpt_correction_T_max  0.58
_exptl_absorpt_correction_T_min  0.38
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'BRUKER SADABS'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.602
_exptl_crystal_description       block
_exptl_crystal_F_000             466
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.26
_refine_diff_density_max         1.276
_refine_diff_density_min         -0.609
_refine_diff_density_rms         0.098
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.039
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     218
_refine_ls_number_reflns         2370
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.039
_refine_ls_R_factor_all          0.0534
_refine_ls_R_factor_gt           0.0466
_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^)+(0.0888P)^2^+1.8625P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1352
_refine_ls_wR_factor_ref         0.1416
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2077
_reflns_number_total             2370
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6dt04578b2.cif
_cod_data_source_block           1
_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/rss-feeds/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 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 7041680--7041682.cif.
;
_cod_database_code               7041681
_shelx_shelxl_version_number     2014/7
_shelx_res_checksum              84274